USPTO Examiner WOLF DARREN E - Art Unit 2634

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
18739677Phased-Array Radio Frequency ReceiverJune 2024September 2025Allow1510NoNo
18678356HIGH SPEED BIDIRECTIONAL OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED TESTING OF DEVICE UNDER TESTMay 2024October 2025Allow1610YesNo
18675378SYSTEM FOR PULSED LASER OPTICAL DATA TRANSMISSION WITH RECEIVER RECOVERABLE CLOCKMay 2024July 2025Allow1310YesNo
18616753Widely Scalable, Modular Phase Control of Optical ChannelsMarch 2024January 2025Allow1000YesNo
18615008ABERRATION CORRECTION OF OPTICAL PHASED ARRAYSMarch 2024September 2025Allow1710YesNo
18599643SIGNALING ON A HIGH-SPEED DATA CONNECTORMarch 2024September 2024Allow700NoNo
18686908A FLEXIBLE BACKBONE NETWORK FOR HIGH-SPEED OPTICAL WIRELESS COMMUNICATIONFebruary 2024January 2026Allow2300NoNo
18441562OPTICAL DOMAIN CONTROLLER OF A TELECOMMUNICATIONS NETWORKFebruary 2024April 2025Allow1420NoNo
18440933ELECTRICAL DUOBINARY SOFT INFORMATION RECEIVER FOR NRZ MODULATION FIBER TRANSMISSIONFebruary 2024March 2025Allow1320NoNo
18429499LIFI-POWERED CONTENT-AWARE LARGE-SCALE DATA PROCESSING FACTORYFebruary 2024September 2024Allow700NoNo
18426457Band-converted transmission of RF over fiberJanuary 2024March 2026Allow2600NoNo
18424600OPTIMAL EQUALIZATION PARTITIONING WITH AUTOMATIC GAIN ADJUSTMENTJanuary 2024May 2025Allow1600YesNo
18527210OPTICAL FREQUENCY SENSORS BASED ON PRE-MODULATED QUADRATURE-SELF-HETERODYNE INTEFEROMETRYDecember 2023March 2026Allow2700NoNo
18562036PHOTONIC RF SIGNAL GENERATION APPARATUS, NETWORK UNITS AND METHODNovember 2023September 2025Allow2200NoNo
18510021OPTICAL COMMUNICATION DEVICE THAT TRANSMITS WDM SIGNAL AND TRANSMISSION CONTROL METHODNovember 2023October 2025Allow2300NoNo
18497337OPTICAL WIRELESS COMMUNICATION SYSTEM AND METHODOctober 2023March 2025Allow1700NoNo
18491572RECEIVER OPTICAL SUB-ASSEMBLY, BI-DIRECTIONAL OPTICAL SUB-ASSEMBLY, OPTICAL MODULE, AND OPTICAL NETWORK DEVICEOctober 2023July 2025Allow2110NoNo
18488709FIELD PROGRAMMABLE OPTICAL FILTEROctober 2023November 2025Allow2500YesNo
18483818ALL-OPTICAL PHASE-PRESERVING SIGNAL AMPLITUDE PROCESSORSOctober 2023September 2025Allow2300NoNo
18374196HIGH SPEED BIDIRECTIONAL OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED TESTING OF DEVICE UNDER TESTSeptember 2023May 2024Allow700NoNo
18370903IDENTIFYING AND MONITORING CONNECTIONS IN AN OPTICAL SYSTEMSeptember 2023February 2025Allow1730YesNo
18283106GAIN EQUALIZATION APPARATUS AND METHOD FOR EQUALIZING GAINSeptember 2023February 2026Allow2910NoNo
18370199Network Node for a Coherent Optical WDM Transmission NetworkSeptember 2023November 2025Allow2610YesNo
18281980NETWORK MANAGEMENT APPARATUS, COMMUNICATION APPARATUS, AND NETWORK MANAGEMENT SYSTEMSeptember 2023February 2026Allow2910NoNo
18464591SHUTDOWN CIRCUITRY FOR A LASER EMITTERSeptember 2023March 2025Allow1911NoNo
18464196OPTICAL COMMUNICATION SYSTEM AND METHOD, OPTICAL MODULE, AND APPARATUS USED IN OPTICAL MODULESeptember 2023February 2026Allow2910NoNo
18461610SIGNAL TRANSMISSION SYSTEM FOR TRANSMITTING A MAIN PROCESS VARIABLE AND FURTHER DATA BETWEEN A FIELD DEVICE AND A SUPERORDINATE UNIT, AND A CORRESPONDING METHODSeptember 2023February 2026Allow2910NoNo
18457890Automatic optical link calibration of amplified optical linksAugust 2023October 2024Allow1310NoNo
18279153OPTICAL TRANSMISSION SYSTEM, OPTICAL RECEIVING APPARATUS, AND DELAY MEASUREMENT METHODAugust 2023February 2026Allow2910NoNo
18546901OPTICAL TRANSMISSION SYSTEM AND OPTICAL TRANSMISSION METHODAugust 2023November 2025Allow2710YesNo
18234304PHASE STABLE SIGNAL GENERATOR AND SIGNAL DISTRIBUTION SYSTEMAugust 2023December 2025Allow2810NoNo
18276985OPTICAL RECEIVING APPARATUS AND FREQUENCY OFFSET COMPENSATION METHODAugust 2023August 2025Allow2400NoNo
18448586Electronic Devices with High Frequency Polarization OptimizationAugust 2023April 2025Abandon2011NoNo
18447288OPTICAL LINK POWER PROFILE ESTIMATIONAugust 2023October 2025Allow2610YesNo
18276175COMMUNICATION DEVICE AND COMMUNICATION DEVICE CONFIGURATION METHODAugust 2023October 2025Allow2610NoNo
18276249COMMUNICATION METHODS, TRANSMITTERS / RECEIVERS, REPEATERS, COMMUNICATION SYSTEMS AND PROGRAMSAugust 2023January 2026Abandon3010NoNo
18224760SIGNAL DETECTION AND INFORMATION CONVEYANCE OVER OPTICAL FIBERJuly 2023September 2025Allow2610YesNo
18272952CONNECTION STATE IDENTIFICATION SYSTEM AND CONNECTION STATE IDENTIFICATION METHODJuly 2023December 2025Allow2810NoNo
18261999LINEARIZATION OF OPTICAL TRANSMITTERS FOR DATA COMMUNICATIONSJuly 2023February 2026Allow3110NoNo
18353224OPTICAL TRANSMITTER THAT TRANSMITS MULTI-LEVEL SIGNALJuly 2023October 2025Allow2710NoNo
18351883Optical Analog-To-Digital ConverterJuly 2023December 2025Allow2910NoNo
18351321ROUTING METHODS FOR QUANTUM COMMUNICATION PATHS ACROSS A MESH QUANTUM NETWORKJuly 2023September 2025Allow2610NoNo
18348551PHOTONIC MACHINE LEARNING BASED SIGNAL RECOVERY IN SELF-COHERENT DETECTORSJuly 2023September 2025Allow2610NoNo
18348603QUANTUM REPEATER FOR OPTICAL NETWORK AND METHODJuly 2023August 2025Allow2510NoNo
18343815METHOD, SYSTEM, AND APPARATUS FOR PACKET TRANSMISSIONJune 2023March 2025Allow2110YesNo
18343710OPTICAL MODULE, PROCESSING COMPONENT, PLUG COMPONENT, SYSTEM, AND METHODJune 2023September 2025Allow2610NoNo
18258168DIRECT DETECTION OF MODULATED COHERENT OPTICAL SIGNALS BY MEANS OF A STRUCTURE EXHIBITING FANO RESONANCEJune 2023June 2025Allow2410NoNo
18330123REVERSED FIBER DETECTION AND CORRECTION IN OPTICAL TRANSCEIVERSJune 2023November 2025Allow2910YesNo
18205645OPTOELECTRONIC SYSTEMS AND METHODS FOR INSPECTION OF OPTICALLY ENCODED DATAJune 2023April 2024Allow1010NoNo
18039425OPTICAL COMMUNICATION DEVICE AND OPTICAL COMMUNICATION METHODMay 2023September 2025Allow2810YesNo
18037526OPTICAL TRANSMISSION SYSTEM, OPTICAL RECEIVER, OPTICAL TRANSMITTER, CONTROL METHOD AND PROGRAMMay 2023November 2025Allow3010NoNo
18037051OPTICAL COMMUNICATION DEVICE, OPTICAL ACCESS SYSTEM AND OPTICAL COMMUNICATION METHODMay 2023September 2025Allow2810NoNo
18314705HIGH-CAPACITY CHANNEL FOR HIGHER SPEED PASSIVE OPTICAL NETWORKSMay 2023March 2026Allow3411NoNo
18036015OPTICAL POWER SUPPLY SYSTEM, POWER RECEIVING SIDE OPTICAL COMMUNICATION DEVICE AND POWER SUPPLY METHODMay 2023April 2025Allow2400NoNo
18313868METHOD AND APPARATUS FOR PERFORMING SPREAD SPECTRUM OPTICAL SPECTROSCOPYMay 2023December 2025Allow3120NoNo
18311080APPARATUS AND METHOD FOR MEASURING NONLINEAR SYSTEM NOISESMay 2023July 2025Allow2610NoNo
18299166LASER CHIP, INJECTION-LOCKED LASER, AND NETWORK DEVICEApril 2023August 2025Allow2810NoNo
18028744MULTIPLEX TRANSMISSION SYSTEM, RESOURCE CONTROL METHOD FOR MULTIPLEX TRANSMISSION SYSTEMMarch 2023May 2025Abandon2610NoNo
18125930TUNABLE OPTICAL ADD/DROP MULTIPLEXERMarch 2023July 2025Allow2711NoNo
18189212OPTICAL SIGNAL TRANSMITTING DEVICE, OPTICAL SIGNAL RECEIVING DEVICE, AND OPTICAL SIGNAL TRANSMISSION SYSTEMMarch 2023August 2025Allow2910NoNo
18189114USER-SELECTABLE OPTICAL INTERFACEMarch 2023December 2025Allow3221YesNo
18187341Satellite optical transceiversMarch 2023February 2025Allow2310YesNo
18120634OPTICAL TIME-DOMAIN REFLECTOMETER (OTDR)-BASED HIGH REFLECTIVE EVENT MEASUREMENTMarch 2023July 2024Allow1620YesNo
18025673OPTICAL POWER RECEPTION APPARATUS, COMMUNICATION APPARATUS AND OPTICAL POWER RECEPTION METHODMarch 2023February 2025Allow2310NoNo
18181238JOINT TIME-FREQUENCY MEASUREMENT IN OPTICAL COMMUNICATIONMarch 2023December 2024Allow2100NoNo
18119471SYSTEMS FOR LOW POWER DISTRIBUTION IN A POWER DISTRIBUTION NETWORKMarch 2023August 2024Allow1710YesNo
18115400Prioritizing optical routes for restoration based on failure impact on an IP layerFebruary 2023February 2025Allow2410NoNo
18174766OPTICAL TRANSMITTER FOR A QUANTUM KEY DISTRIBUTION SYSTEMFebruary 2023April 2025Allow2510YesNo
18113500CONTROL AND PROGNOSIS OF POWER ELECTRONIC DEVICES USING LIGHTFebruary 2023November 2023Allow910YesNo
18173186Power Adjustment Of A Communication Link Based On State Disturbance EstimationsFebruary 2023February 2025Allow2350YesNo
18111175SPATIALLY RESOLVED MONITORING OF CABLE PERTURBATIONS USING MULTICHANNEL INFORMATIONFebruary 2023September 2024Allow1910YesNo
18111016OPTICAL TRANSMITTER, OPTICAL RECEIVER, AND OPERATING METHODS THEREOFFebruary 2023April 2025Abandon2610NoNo
18040716BANDWIDTH ADJUSTMENT METHOD, APPARATUS AND SYSTEM, ELECTRONIC DEVICE, AND READABLE STORAGE MEDIUMFebruary 2023February 2025Allow2410NoNo
18019280OPTICAL TRANSMITTING APPARATUS, OPTICAL TRANSMITTING METHOD AND OPTICAL TRANSMISSION SYSTEMFebruary 2023April 2025Abandon2610NoNo
18162013TRANSMITTER FOR A QUANTUM COMMUNICATION SYSTEM, A RECEIVER FOR A QUANTUM COMMUNICATION SYSTEM AND A METHOD OF CONTROLLING A QUANTUM COMMUNICATION SYSTEMJanuary 2023October 2024Allow2100NoNo
18018722OPTICAL TRANSMISSION SYSTEM, OPTICAL RECEIVER, AND OPTICAL TRANSMITTERJanuary 2023November 2024Allow2110YesNo
18102923OPTICAL MODULATOR CONTROL SYSTEM FOR INTERCONNECT TRANSCEIVERSJanuary 2023March 2025Allow2611NoNo
18007277PHASE CONTROL DEVICE FOR CONTINUOUS BEAM SCANNING IN EFFECTIVE SCAN RANGE AND METHOD THEREFORJanuary 2023September 2024Allow1900NoNo
18159054OPTICAL ENCODER DEVICES AND SYSTEMSJanuary 2023October 2023Allow910YesNo
18098764EFFICIENT NONLINEAR EQUALIZER FOR TRANSMITTER PREDISTORTIONJanuary 2023December 2024Allow2310NoNo
18016367OPTICAL TRANSMISSION SYSTEM AND TRANSMISSION QUALITY MONITORING METHODJanuary 2023October 2024Allow2110NoNo
18005205OPTICAL TRANSPORT NETWORK PROTECTION ARCHITECTURE, NODES AND METHODJanuary 2023December 2024Allow2310NoNo
18096503OPTIMAL EQUALIZATION PARTITIONINGJanuary 2023February 2025Allow2510YesNo
18094205RESISTIVITY ENGINEERED SUBSTRATE FOR RF COMMON-MODE SUPPRESSIONJanuary 2023April 2024Allow1510YesNo
18015024METHOD AND SYSTEM FOR QUANTUM TRANSMITTERJanuary 2023November 2024Allow2310NoNo
18093809REPEATER AND COMMUNICATION SYSTEMJanuary 2023October 2024Allow2220NoNo
18014292OPTICAL NODE DEVICE, OPTICAL TRANSPORT NETWORK SYSTEM, OPTICAL PATH TRACE METHOD AND PROGRAMJanuary 2023October 2024Allow2110YesNo
18012441MULTIPLEX TRANSMISSION SYSTEM AND CONNECTION METHOD BETWEEN PORTS FOR MULTIPLEX TRANSMISSION SYSTEMDecember 2022May 2024Allow1700NoNo
18012118METHOD AND APPARATUS FOR DOWNLINK MULTI-USER WITH DFT-S-OFDM WAVEFORMDecember 2022March 2025Allow2720NoNo
18060710FIBER CONNECTORS FOR MODE DIVISION MULTIPLEXING USING MULTIMODE OPTICAL FIBERSDecember 2022February 2024Abandon1410NoNo
18070802PHASED-ARRAY RADIO FREQUENCY RECEIVERNovember 2022February 2024Allow1510YesNo
17990303Quantum telecommunications network with a spaceborne or airborne componentNovember 2022November 2024Allow2410NoNo
18055766INTEGRATED PHOTONIC INTEGRATED CIRCUIT (PIC) AND READOUT INTEGRATED CIRCUIT (ROIC) FOR HIGH-SPEED DATA OUTPUT FROM FOCAL PLANE ARRAYNovember 2022February 2025Allow2720NoYes
18055348EYE-SAFE OPTICAL-WIRELESS COMMUNICATIONNovember 2022July 2024Allow2010YesNo
17984983SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, RECEIVER, AND OPTICAL COMMUNICATION SYSTEMNovember 2022September 2023Allow1110NoNo
17924401Optical Port IdentificationNovember 2022November 2024Allow2420NoNo
17998280OPTICAL TRANSPORT NETWORK ROUTE CALCULATION METHOD, ROUTE CALCULATION APPARATUS, AND STORAGE MEDIUMNovember 2022October 2024Allow2310NoNo
17983355METHOD AND APPARATUS FOR NONLINEARLY CALIBRATING LINEAR FREQUENCY MODULATION OF OPTICAL SIGNAL, AND MEDIUM AND DEVICE THEREOFNovember 2022September 2024Allow2210NoNo
17974018FIBER OPTIC NETWORKS, OPTICAL NETWORK UNITS AND METHODS FOR CONFIGURING SPLIT RATIOS OF VARIABLE RATIO COUPLERS WITHIN OPTICAL NETWORK UNITSOctober 2022August 2024Allow2201NoNo
18046380FEEDBACK MECHANISM FOR A LASER BASED OPTICAL WIRELESS COMMUNICATIONS SYSTEMOctober 2022February 2025Allow2830NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for examiner WOLF, DARREN E.

Strategic Value of Filing an Appeal

Total Appeal Filings
3
Allowed After Appeal Filing
0
(0.0%)
Not Allowed After Appeal Filing
3
(100.0%)
Filing Benefit Percentile
4.9%
Lower than average

Understanding Appeal Filing Strategy

Filing a Notice of Appeal can sometimes lead to allowance even before the appeal is fully briefed or decided by the PTAB. This occurs when the examiner or their supervisor reconsiders the rejection during the mandatory appeal conference (MPEP § 1207.01) after the appeal is filed.

In this dataset, 0.0% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the bottom 25% across the USPTO, indicating that filing appeals is less effective here than in most other areas.

Strategic Recommendations

Filing a Notice of Appeal shows limited benefit. Consider other strategies like interviews or amendments before appealing.

Examiner WOLF, DARREN E - Prosecution Strategy Guide

Executive Summary

Examiner WOLF, DARREN E works in Art Unit 2634 and has examined 95 patent applications in our dataset. With an allowance rate of 97.9%, this examiner allows applications at a higher rate than most examiners at the USPTO. Applications typically reach final disposition in approximately 24 months.

Allowance Patterns

Examiner WOLF, DARREN E's allowance rate of 97.9% places them in the 90% percentile among all USPTO examiners. This examiner is more likely to allow applications than most examiners at the USPTO.

Office Action Patterns

On average, applications examined by WOLF, DARREN E receive 1.48 office actions before reaching final disposition. This places the examiner in the 25% percentile for office actions issued. This examiner issues fewer office actions than average, which may indicate efficient prosecution or a more lenient examination style.

Prosecution Timeline

The median time to disposition (half-life) for applications examined by WOLF, DARREN E is 24 months. This places the examiner in the 82% percentile for prosecution speed. Applications move through prosecution relatively quickly with this examiner.

Interview Effectiveness

Conducting an examiner interview provides a +0.4% benefit to allowance rate for applications examined by WOLF, DARREN E. This interview benefit is in the 17% percentile among all examiners. Note: Interviews show limited statistical benefit with this examiner compared to others, though they may still be valuable for clarifying issues.

Request for Continued Examination (RCE) Effectiveness

When applicants file an RCE with this examiner, 47.0% of applications are subsequently allowed. This success rate is in the 96% percentile among all examiners. Strategic Insight: RCEs are highly effective with this examiner compared to others. If you receive a final rejection, filing an RCE with substantive amendments or arguments has a strong likelihood of success.

After-Final Amendment Practice

This examiner enters after-final amendments leading to allowance in 34.6% of cases where such amendments are filed. This entry rate is in the 52% percentile among all examiners. Strategic Recommendation: This examiner shows above-average receptiveness to after-final amendments. If your amendments clearly overcome the rejections and do not raise new issues, consider filing after-final amendments before resorting to an RCE.

Pre-Appeal Conference Effectiveness

When applicants request a pre-appeal conference (PAC) with this examiner, 0.0% result in withdrawal of the rejection or reopening of prosecution. This success rate is in the 10% percentile among all examiners. Note: Pre-appeal conferences show limited success with this examiner compared to others. While still worth considering, be prepared to proceed with a full appeal brief if the PAC does not result in favorable action.

Appeal Withdrawal and Reconsideration

This examiner withdraws rejections or reopens prosecution in 100.0% of appeals filed. This is in the 91% percentile among all examiners. Of these withdrawals, 66.7% occur early in the appeal process (after Notice of Appeal but before Appeal Brief). Strategic Insight: This examiner frequently reconsiders rejections during the appeal process compared to other examiners. Per MPEP § 1207.01, all appeals must go through a mandatory appeal conference. Filing a Notice of Appeal may prompt favorable reconsideration even before you file an Appeal Brief.

Petition Practice

When applicants file petitions regarding this examiner's actions, 80.0% are granted (fully or in part). This grant rate is in the 84% percentile among all examiners. Strategic Note: Petitions are frequently granted regarding this examiner's actions compared to other examiners. Per MPEP § 1002.02(c), various examiner actions are petitionable to the Technology Center Director, including prematureness of final rejection, refusal to enter amendments, and requirement for information. If you believe an examiner action is improper, consider filing a petition.

Examiner Cooperation and Flexibility

Examiner's Amendments: This examiner makes examiner's amendments in 0.0% of allowed cases (in the 20% percentile). This examiner rarely makes examiner's amendments compared to other examiners. You should expect to make all necessary claim amendments yourself through formal amendment practice.

Quayle Actions: This examiner issues Ex Parte Quayle actions in 0.0% of allowed cases (in the 26% percentile). This examiner issues Quayle actions less often than average. Allowances may come directly without a separate action for formal matters.

Prosecution Strategy Recommendations

Based on the statistical analysis of this examiner's prosecution patterns, here are tailored strategic recommendations:

  • RCEs are effective: This examiner has a high allowance rate after RCE compared to others. If you receive a final rejection and have substantive amendments or arguments, an RCE is likely to be successful.
  • Appeal filing as negotiation tool: This examiner frequently reconsiders rejections during the appeal process. Filing a Notice of Appeal may prompt favorable reconsideration during the mandatory appeal conference.

Relevant MPEP Sections for Prosecution Strategy

  • MPEP § 713.10: Examiner interviews - available before Notice of Allowance or transfer to PTAB
  • MPEP § 714.12: After-final amendments - may be entered "under justifiable circumstances"
  • MPEP § 1002.02(c): Petitionable matters to Technology Center Director
  • MPEP § 1004: Actions requiring primary examiner signature (allowances, final rejections, examiner's answers)
  • MPEP § 1207.01: Appeal conferences - mandatory for all appeals
  • MPEP § 1214.07: Reopening prosecution after appeal

Important Disclaimer

Not Legal Advice: The information provided in this report is for informational purposes only and does not constitute legal advice. You should consult with a qualified patent attorney or agent for advice specific to your situation.

No Guarantees: We do not provide any guarantees as to the accuracy, completeness, or timeliness of the statistics presented above. Patent prosecution statistics are derived from publicly available USPTO data and are subject to data quality limitations, processing errors, and changes in USPTO practices over time.

Limitation of Liability: Under no circumstances will IronCrow AI be liable for any outcome, decision, or action resulting from your reliance on the statistics, analysis, or recommendations presented in this report. Past prosecution patterns do not guarantee future results.

Use at Your Own Risk: While we strive to provide accurate and useful prosecution statistics, you should independently verify any information that is material to your prosecution strategy and use your professional judgment in all patent prosecution matters.