USPTO Art Unit 2836 Prosecution Statistics

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19330931Electrohydraulic shockwave generatorSeptember 2025December 2025Allow300YesNo
19324953BIDIRECTIONAL SPLIT-PHASE POWER CONVERTER FOR ELECTRIC VEHICLE CHARGINGSeptember 2025November 2025Allow200NoNo
19310831Software Based Thermal Mitigation for Wireless Power and Data Transfer SystemsAugust 2025January 2026Allow500NoNo
19307807SERIES-PARALLEL SWITCHING CIRCUIT FOR BIDIRECTIONAL POWER CONVERSIONAugust 2025March 2026Allow700NoNo
19298511RECTENNA INCLUDING GEOMETRIC DIODE AND BOW-TIE ANTENNA AND METHOD OF USE THEREOFAugust 2025November 2025Allow300NoNo
19288553SYSTEM AND METHODS FOR THE RESILIENT AI-BASED DATA-DRIVEN DISPATCH OF A BATTERY ENERGY STORAGE SYSTEMAugust 2025October 2025Allow200NoNo
19281729VEHICLE CHARGING AND DISCHARGING SYSTEM AND POWER SUPPLY TERMINAL THEREOFJuly 2025November 2025Allow300NoNo
19276677SMART ENERGY HARVESTING SYSTEM AND METHOD THEREOFJuly 2025February 2026Allow710NoNo
19274493LED LAMP DRIVE SYSTEM WITH EMERGENCY POWER SUPPLY THEREOFJuly 2025November 2025Allow400YesNo
19268072DIRECT CURRENT POWER ADAPTER FOR POWERING NETWORK EQUIPMENTJuly 2025September 2025Allow200NoNo
19265591SYSTEM AND METHOD FOR TARGET DETECTION AND ENERGY DELIVERYJuly 2025August 2025Allow200NoNo
19251768WIRELESS POWER TRANSFER SYSTEM FOR ZERO CURRENT SWITICHING OPERATION UNDER CHARGE-BLOCK OSCILLATIONJune 2025July 2025Allow100NoNo
19246177ULTRA LOW POWER OBJECT DETECTIONJune 2025August 2025Allow200NoNo
19238992WIRELESS COMMUNICATION AND/OR POWER TRANSMISSION METHOD AND SYSTEMJune 2025October 2025Allow401NoNo
19233709SYSTEMS AND METHODS FOR DYNAMIC WIRELESS POWER TRANSFERJune 2025August 2025Allow200YesNo
19232372DUAL VOLTAGE SOLAR PANELJune 2025November 2025Allow520NoNo
19229612POWER CONVERTER, POWER SYSTEM, AND CONTROL METHOD OF POWER CONVERTERJune 2025July 2025Allow200NoNo
19228735WIRELESS POWER TRANSMISSION SYSTEMS FOR RESONANCE TRACKING THROUGH LOW-FREQUENCY PULSE CONTROLJune 2025July 2025Allow100NoNo
19133631AN ENERGY STORAGE SYSTEM FOR A DIRECT CURRENT TRANSMISSION SYSTEM AND A METHOD FOR EXCHANGING ENERGY WITH A DIRECT CURRENT TRANSMISSION SYSTEMMay 2025December 2025Allow600NoNo
18846352SWITCHING CIRCUIT, DC POWER OUTPUT APPARATUS, WIRELESS POWER TRANSMISSION SYSTEM, SOLAR POWER GENERATION SYSTEM, OUTPUT CONTROL METHOD AND PROGRAMMay 2025December 2025Allow1500YesNo
19212530METHOD AND SYSTEM FOR SENSITIVE EQUIPMENT VOLTAGE SAG CONTROL BASED ON FLEXIBLE MULTIPLEXING OF ENERGY STORAGE SYSTEMMay 2025July 2025Allow200YesNo
19195504Slotted Foreign Object Detection During Wireless Power TransferApril 2025September 2025Allow510YesNo
19125595Motor Driver and Motor Driving SystemApril 2025December 2025Allow700NoNo
19193671CONTROL CIRCUIT AND CIRCUIT OF MULTI-SPEED CEILING FAN WITH LIGHTApril 2025September 2025Allow410NoNo
19190705DC MICROGRID CLUSTERS AND METHOD OF CONTROLLING THE SYSTEMApril 2025July 2025Allow300NoNo
19188528Tailgate Deactivation SystemApril 2025June 2025Allow210NoNo
19121732VEHICLE BATTERY PROTECTION DEVICE, AND METHOD FOR THERMAL MANAGEMENT OF SAMEApril 2025March 2026Allow1100NoNo
19173388POWER SOURCE CONTROL DEVICE, DC/DC CONVERTER, AND VEHICLEApril 2025March 2026Allow1100NoNo
19098468Portable Power CaseApril 2025February 2026Allow1150YesNo
19093790PORTABLE SYNCHRONOUS CONDENSER APPARATUS, SYSTEM, METHOD OF OPERATION, AND METHOD OF MANUFACTUREMarch 2025June 2025Allow200NoNo
19094708PV POWER PLANT CONTROL TO PROVIDE ANCILLARY SERVICESMarch 2025May 2025Allow210NoNo
19093247DISTRIBUTED POWER TRANSFER AND STORAGE SYSTEM FOR HIGH-SPEED DIRECT CURRENT CHARGINGMarch 2025December 2025Allow920YesNo
19091070POWER SUPPLY SYSTEM, MOVING OBJECT, AND CONTROL METHOD OF POWER SUPPLY SYSTEMMarch 2025March 2026Allow1200NoNo
18683225Device and Method for Establishing an Electrical Connection Between an Electrical Traction Energy Store and a High-Voltage Vehicle Electrical System for a Motor VehicleMarch 2025March 2026Allow2500NoNo
19088346WIRELESS POWER TRANSMISSION METHOD AND DEVICE THEREFORMarch 2025August 2025Allow510NoNo
19079722SIGNAL TRANSMISSION DEVICE, ELECTRONIC DEVICE INCORPORATING THE SIGNAL TRANSMISSION DEVICE, AND VEHICLE INCORPORATING THE ELECTRONIC DEVICEMarch 2025March 2026Allow1200NoNo
19079539SYSTEM FOR OPTICAL WIRELESS POWER SUPPLYMarch 2025March 2026Allow1200NoNo
19078350OUTDOOR EQUIPMENT WITH DETACHABLE FUNCTIONAL COMPONENTSMarch 2025March 2026Allow1220NoNo
19076371MEDICAL DEVICE WITH IMPROVED BATTERY STORAGE SYSTEMMarch 2025December 2025Allow910NoNo
19074519METHOD FOR MITIGATING LOW FREQUENCY OSCILLATIONS IN A POWER SYSTEM NETWORKMarch 2025March 2026Allow1200NoNo
19075516PROTECTION CIRCUIT AND CHARGING EQUIPMENTMarch 2025March 2026Allow1200NoNo
19075062PRINTED CIRCUIT BOARD BASED RADIO FREQUENCY TO DIRECT CURRENT CONVERTERMarch 2025February 2026Allow1200YesNo
19072004AUTONOMOUS BATTERY LIFESPAN BOOSTERMarch 2025March 2026Allow1200NoNo
19109416POWER SUPPLY DEVICEMarch 2025March 2026Allow1200NoNo
19072089Optical Power Delivery to Implanted Medical DevicesMarch 2025June 2025Allow400NoNo
19065489VACUUM BOTTLE HOUSINGFebruary 2025May 2025Allow200NoNo
19063601Building/Facility Power Cool Heat and Electric Vehicle Fast Charging SystemFebruary 2025October 2025Allow810NoNo
19062972BATTERY SELF-HEATING SYSTEM AND VEHICLEFebruary 2025February 2026Allow1200NoNo
19106564UPS WITH PEAK-SHAVING AND ENERGY TIME SHIFTING FUNCTIONS SYSTEMFebruary 2025February 2026Allow1210YesNo
19061944Energy Storage and Recovery SystemFebruary 2025March 2025Allow100NoNo
19060130EMERGENCY PROTECTION SYSTEM FOR UPSFebruary 2025April 2025Allow200NoNo
19058185MULTIPORT POWER MANAGEMENT SYSTEM WITH BATTERY AND CONNECTIVITY BACKUP CAPABILITIES AND RELATED METHODSFebruary 2025May 2025Allow200NoNo
19104413METHOD FOR OPERATING A FLYBACK CONVERTER FOR CHARGING A DC LINK CAPACITORFebruary 2025February 2026Allow1200NoNo
19050037SUPERCAPACITOR TO ELECTROCHEMICAL HYBRID SYSTEMFebruary 2025March 2026Allow1300NoNo
19046486APPARATUS AND METHOD FOR AUTONOMOUS POWER GENERATION AND BATTERY RECHARGING IN ELECTRIC VEHICLESFebruary 2025May 2025Allow310NoNo
19100715POWER FEEDING SYSTEM, POWER FEEDING APPARATUS, AND POWER FEEDING METHODFebruary 2025February 2026Allow1200YesNo
19043156Software Based Thermal Mitigation for Wireless Power and Data Transfer SystemsJanuary 2025March 2026Allow1300NoNo
19040734Electric Bicycle Self-Recharging SystemJanuary 2025February 2026Allow1300NoNo
19037215NEGATIVE PRESSURE SUCTION-BASED FIXING DEVICEJanuary 2025June 2025Allow410NoNo
18997916VOLTAGE CONTROL APPARATUS AND VOLTAGE CONTROL METHODJanuary 2025February 2026Allow1300NoNo
19034229MAGNETIC SUBSTANCE DISPLACEMENT CONTROL MODULE AND ELECTRONIC DEVICE COMPRISING SAMEJanuary 2025March 2026Allow1400NoNo
19025258SMART ELECTRICAL DISTRIBUTION PANEL FOR DUAL SPLIT-PHASE POWER SYSTEMJanuary 2025February 2026Allow1300NoNo
19025805ADAPTIVE CONTROL ELECTROMAGNETIC INDUCTION ENERGY HARVESTING METHOD AND SYSTEM FOR A POWER TRANSMISSION LINEJanuary 2025April 2025Allow300NoNo
19023973PHOTOVOLTAIC INVERTER, PHOTOVOLTAIC POWER GENERATION SYSTEM AND METHOD FOR CONTROLLING PHOTOVOLTAIC POWER GENERATION SYSTEMJanuary 2025March 2026Allow1400NoNo
19020917ENERGY STORAGE SYSTEM AND OPERATING METHOD THEREOFJanuary 2025March 2026Allow1410NoNo
19021126LAYERED DOUBLE-D COIL FOR WIRELESS POWER TRANSFER SYSTEMSJanuary 2025February 2026Allow1300NoNo
19016873WIRELESS POWER TRANSFERRING METHOD AND DEVICE THEREFORJanuary 2025June 2025Allow610NoNo
19016964WIRELESS POWER TRANSFERRING METHOD AND DEVICE THEREFORJanuary 2025June 2025Allow610NoNo
19016584METHOD FOR OPERATING ENERGY STORAGE SYSTEM AND ENERGY STORAGE SYSTEMJanuary 2025February 2026Allow1300NoNo
19015017OUTLET SOCKET INCLUDING PRINTED CIRCUIT BOARD-IMPLEMENTED ANTENNAJanuary 2025February 2026Allow1300NoNo
18992924DC POWER SUPPLY SYSTEMJanuary 2025February 2026Allow1400NoNo
19013668Pairing of Components in a Direct Current Distributed Power Generation SystemJanuary 2025March 2026Allow1400NoNo
19014105SINGLE-INPUT MULTI-OUTPUT RESONANT REGULATING RECTIFIERJanuary 2025March 2026Allow1410NoNo
19011773CONTACTLESS POWER FEEDING APPARATUS AND CONTACTLESS POWER FEEDING SYSTEMJanuary 2025January 2026Allow1200NoNo
19010827System of Power Generation On-The-Go for Electric Vehicles (EVs) Using an AirbineJanuary 2025August 2025Allow710NoNo
19008112Method and System for Verifying Low-Frequency Oscillation Damping Control Effect of GPSSJanuary 2025January 2026Allow1200YesNo
19006423POWER SUPPLYING SYSTEM AND POWER SUPPLY ADJUSTMENT METHODDecember 2024February 2026Allow1400NoNo
18880065IMPROVEMENTS IN OR RELATING TO POWER TRANSMISSION NETWORKSDecember 2024February 2026Allow1300YesNo
19005087Electrical Power Generating SystemDecember 2024February 2026Allow1300NoNo
19003049VEHICLE WITH POWER DISTRIBUTION UNITDecember 2024January 2026Allow1200NoNo
18879320High-Voltage System for a Motor Vehicle, Comprising Passive Discharge Circuits for Y-CapacitorsDecember 2024November 2025Allow1100NoNo
19001630CONTROL DEVICEDecember 2024December 2025Allow1200NoNo
19002607MODULAR SOLAR ENERGY HARVESTING AND STORAGE SYSTEMS FOR POWER GENERATIONDecember 2024December 2025Allow1200NoNo
19001548STARTUP CONTROL CIRCUIT, POWER TOOL, AND STARTUP CONTROL METHOD THEREOFDecember 2024March 2026Allow1401NoNo
19000373WIRELESS CHARGER & WIRELESS CHARGING COMPATIBLE MAGNETIC MOUNTING FOR ELECTRONIC DEVICESDecember 2024February 2026Allow1400NoNo
18876319GRID FREQUENCY CONTROL IN AN OFFSHORE WIND FARMDecember 2024December 2025Allow1200NoNo
18979370POWER SUPPLY SYSTEM, VEHICLE AND POWER SUPPLY METHODDecember 2024August 2025Allow820NoNo
18873815ON-VEHICLE BACK-UP CONTROL DEVICEDecember 2024November 2025Allow1100NoNo
18977497SYSTEMS, METHODS, APPARATUSES, AND DEVICES FOR FACILITATING HARNESSING TERAHERTZ ELECTROMAGNETIC WAVES FOR PHOTOVOLTAICALLY GENERATING ELECTRICAL ENERGYDecember 2024February 2025Allow200NoNo
18975812ELECTRICAL POWER SYSTEMS AND METHODSDecember 2024January 2026Allow1300NoNo
18972233Wireless Power And Data Transfer System With Out Of Band Communications Hand OffDecember 2024January 2026Allow1400NoNo
18966693APPARATUS AND METHOD FOR CONTROLLING ONE OR MORE INVERTERSDecember 2024December 2025Allow1200NoNo
18964678CHARGING SYSTEMDecember 2024March 2026Allow1510NoNo
18965283POWER CONVERSION DEVICEDecember 2024January 2026Allow1301YesNo
18964104SYSTEM, CONTROLLER, AND METHOD FOR AUTOMATIC LOAD MANAGEMENTNovember 2024September 2025Abandon910NoNo
18962497ONBOARD MONITORING OF SIGNAL DELAYNovember 2024December 2025Allow1300NoNo
18960978Remotely Controlled Electrical Power Generating SystemNovember 2024November 2025Allow1200NoNo
18958160MODULAR AND SCALABLE TECHNIQUE FOR MEASUREMENT OF DER/SOURCE PARAMETERS FOR MULTI-PHASE AND MULTI-SOURCE SYSTEM FOR ISE AND METERING APPLICATIONSNovember 2024October 2025Allow1100NoNo
18958897MULTIPURPOSE RELOCATABLE STRUCTURE AND LIFTING SYSTEMS AND METHODSNovember 2024November 2025Allow1200NoNo
18868622MODULAR SOLID-STATE CIRCUIT BREAKERNovember 2024January 2025Allow200YesNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 2836.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
286
Examiner Affirmed
194
(67.8%)
Examiner Reversed
92
(32.2%)
Reversal Percentile
48.9%
Lower than average

What This Means

With a 32.2% reversal rate, the PTAB reverses the examiner's rejections in a meaningful percentage of cases. This reversal rate is below the USPTO average, indicating that appeals face more challenges here than typical.

Strategic Value of Filing an Appeal

Total Appeal Filings
1231
Allowed After Appeal Filing
438
(35.6%)
Not Allowed After Appeal Filing
793
(64.4%)
Filing Benefit Percentile
67.5%
Higher 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, 35.6% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is above the USPTO average, suggesting that filing an appeal can be an effective strategy for prompting reconsideration.

Strategic Recommendations

Appeals to PTAB face challenges. Ensure your case has strong merit before committing to full Board review.

Filing a Notice of Appeal is strategically valuable. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

Art Unit 2836 - Prosecution Statistics Summary

Executive Summary

Art Unit 2836 is part of Group 2830 in Technology Center 2800. This art unit has examined 33,409 patent applications in our dataset, with an overall allowance rate of 79.4%. Applications typically reach final disposition in approximately 30 months.

Comparative Analysis

Art Unit 2836's allowance rate of 79.4% places it in the 59% percentile among all USPTO art units. This art unit has an above-average allowance rate compared to other art units.

Prosecution Patterns

Applications in Art Unit 2836 receive an average of 1.44 office actions before reaching final disposition (in the 19% percentile). The median prosecution time is 30 months (in the 56% percentile).

Strategic Considerations

When prosecuting applications in this art unit, consider the following:

  • The art unit's allowance rate suggests a more favorable examination environment compared to the USPTO average.
  • With fewer office actions than average, plan for relatively streamlined prosecution.
  • The median prosecution time is shorter than average and should be factored into your continuation and client communication strategies.
  • Review individual examiner statistics within this art unit to identify examiners with particularly favorable or challenging prosecution patterns.

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.