USPTO Art Unit 2497 Prosecution Statistics

Art Unit Information

Art Unit: 2497
Group: 2490
Tech Center: 2400
Total Cases: 6,612
Last Active: November 2025

Recent Applications

Detailed information about the 100 most recent patent applications.

Application NumberTitleFiling DateDisposal DateDispositionTime (months)Office ActionsRestrictionsInterviewAppeal
19377532STITCHING PARTIAL CALL GRAPHS TO CREATE A COMPLETE CALL GRAPH TO DETERMINE WHEN TO UPGRADE TO A NEWER VERSIONNovember 2025March 2026Allow400YesNo
19348050METHODS FOR DATA ENCRYPTION, DECRYPTION, AND AUTHENTICATION USING DIFFERENT POLICY CLASSESOctober 2025January 2026Allow300YesNo
19336798SYSTEMS AND METHODS FOR DATA ENCRYPTION AND DECRYPTION BASED ON RANDOMIZED MATRIX AND ORDERED TRANSFORMATIONSSeptember 2025December 2025Allow300YesNo
19331890SYSTEMS AND METHODS FOR SECURE VOTING WITH ZERO-KNOWLEDGE PROOFS AND TOKENSSeptember 2025December 2025Allow300YesNo
19322866METHODS AND SYSTEM FOR SECURE TRANSMISSION AND STORAGE OF SIGNATURE DATASeptember 2025December 2025Allow310NoNo
19301768SYSTEMS AND METHODS FOR DATA ENCRYPTION AND DECRYPTION BASED ON UNIQUE ENCRYPTION VALUE SETSAugust 2025January 2026Allow500YesNo
19270079AUTOMATED BACK-PROPAGATION OF A FIX USING A REPRODUCIBLE BUILD, TEST, AND VALIDATION PROCESS TO CREATE A PATCHED ARTIFACTJuly 2025December 2025Allow500YesNo
19261765DECRYPTING MESSAGES ADDRESSED TO A GROUP OF USERS USING WEB BROWSER STORAGEJuly 2025January 2026Allow710NoNo
19261587SECURING GROUP MESSAGES OVER HYPERTEXT TRANSFER PROTOCOL WITH KEY MANAGEMENT AND ROTATION FOR MULTI-PARTY GROUPSJuly 2025October 2025Allow310NoNo
19255903PRIVACY-PRESERVING AUTHENTICATED KEY ROTATIONJune 2025August 2025Allow200YesNo
19252415METHOD FOR IRREFUTABLY IDENTIFYING PHYSICAL ITEMSJune 2025January 2026Allow710YesNo
19222615SYSTEMS AND METHODS FOR DATA ENCRYPTION, DECRYPTION, AND AUTHENTICATIONMay 2025July 2025Allow200YesNo
19220025Payment management system using asymmetric cryptography to ensure information accuracyMay 2025September 2025Allow400YesNo
19211464IMPLEMENTING A PRIVACY INFRASTRUCTURE FOR THE INTERNET OF THINGSMay 2025October 2025Allow510YesNo
19204280CRYPTOGRAPHIC METHOD FOR VERIFYING DATAMay 2025March 2026Allow1020YesNo
19196463USING A TREE STRUCTURE TO SEGMENT AND DISTRIBUTE RECORDS ACROSS ONE OR MORE DECENTRALIZED, ACYCLIC GRAPHS OF CRYPTOGRAPHIC HASH POINTERSMay 2025September 2025Allow510NoNo
19191857CREATING AND USING CALL GRAPHS TO SELECT AN UPDATEApril 2025July 2025Allow200YesNo
19191907USING CALL GRAPHS TO IDENTIFY AN UPDATE WHEN UPGRADING TO A NEWER VERSIONApril 2025June 2025Allow100YesNo
19191252Secure Media DeliveryApril 2025September 2025Allow510NoNo
19187708ONE-TIME KEY DERIVATIONApril 2025October 2025Allow610YesNo
19088334PORTABLE COMMUNICATION DEVICE PROFILE MANAGEMENT USING TOKENMarch 2025June 2025Allow210YesNo
19086702NEURAL PROCESSING DEVICE, NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM AND METHOD FOR TRANSFERRING OWNERSHIP OF THE NEURAL PROCESSING DEVICE THEREOFMarch 2025May 2025Allow200YesNo
19080179SYSTEMS AND METHODS FOR DATA ENCRYPTION, DECRYPTION, AND AUTHENTICATIONMarch 2025October 2025Allow710YesNo
19078119Electronic Document Presentation Management SystemMarch 2025May 2025Allow200YesNo
19069793IDENTIFYING AN UPDATE OF A CODE DEPENDENCY TO USE BASED ON RISK AND BENEFIT TRADE-OFFSMarch 2025April 2025Allow100YesNo
19038599Systems and Methods for Performing Secure Transactions on BlockchainJanuary 2025August 2025Allow710NoNo
19034297SYSTEMS AND METHODS FOR DATA ENCRYPTION, DECRYPTION, AND AUTHENTICATIONJanuary 2025March 2025Allow100YesNo
19020659DETERMINING CALL GRAPHS TO IDENTIFY WHICH UPDATE OF A CODE DEPENDENCY TO USEJanuary 2025March 2025Allow200YesNo
19012244SYSTEMS AND METHODS USING DNS TUNNELING FOR FAST SYMMETRIC SESSION ENCRYPTION KEY ESTABLISHMENT USING A COMPUTING DEVICEJanuary 2025September 2025Allow800YesNo
19005913DATA INTEGRATION AND QUALITY CONTROL SYSTEMDecember 2024April 2025Allow300YesNo
18989883IDENTIFYING AND ADDRESSING POTENTIAL VULNERABILITIES IN THIRD-PARTY CODEDecember 2024February 2025Allow200YesNo
18985870DYNAMIC ORCHESTRATION-BASED AUDIO-VIDEO SECURITY PROTECTION METHOD, DEVICE AND SYSTEMDecember 2024April 2025Allow300YesNo
18970225SYSTEMS AND METHODS OF DATA TRANSFORMATION FOR DATA POOLINGDecember 2024February 2026Allow1400NoNo
18961542FULL-LINK DATA SECURITY PROTECTION METHOD AND SYSTEMNovember 2024January 2025Allow200YesNo
18951189IDENTIFYING AN UPDATE OF A CODE DEPENDENCY TO USE BASED ON RISK AND BENEFIT TRADE-OFFSNovember 2024January 2025Allow200YesNo
18949393SYSTEM AND METHOD FOR NETWORK POLICY SIMULATIONNovember 2024February 2026Allow1500YesNo
18942048VALIDATING PARAMETERS ON DISCRETE COMPUTING APPLICATIONS TO GRANT ACCESS CONTROL TO CONTENT OR COMMANDSNovember 2024February 2026Allow1600YesNo
18942081SYSTEMS AND METHODS FOR TRANSACTION CARD-BASED AUTHENTICATIONNovember 2024March 2026Allow1600YesNo
18863577METHOD FOR REMOTE GENERATION OF TWO ARBITRARY-LENGTH IDENTICAL RANDOM CRYPTOGRAPHIC KEYS WITH THE DEVICE-INDEPENDENT SECURITY USING ENTANGLED MULTI-PHOTON SOURCES OF QUANTUM LIGHTNovember 2024February 2025Allow300YesNo
18927378ACOUSTIC DETECTION FOR RESPIRATORY TREATMENT APPARATUSOctober 2024February 2026Allow1600NoNo
18918809CRYPTOGRAPHIC BINDING OF NATIVE APPLICATION AND EXTERNAL BROWSER SESSIONSOctober 2024March 2026Allow1700YesNo
18912464REMOTELY MANAGING DEVICES USING BLOCKCHAIN AND DICE RIOTOctober 2024February 2026Allow1700NoNo
18895562SYSTEMS AND METHODS FOR CONTROLLING ACCESS TO DATA RECORDSSeptember 2024October 2025Allow1300NoNo
18892283CORRELATING NETWORK EVENT ANOMALIES USING ACTIVE AND PASSIVE EXTERNAL RECONNAISSANCE TO IDENTIFY ATTACK INFORMATIONSeptember 2024April 2025Allow610YesNo
18892295CORRELATING NETWORK EVENT ANOMALIES USING ACTIVE AND PASSIVE EXTERNAL RECONNAISSANCE TO IDENTIFY ATTACK INFORMATIONSeptember 2024April 2025Allow610YesNo
18891408DEVICE SECURITY WITH PHYSICALLY UNCLONABLE FUNCTIONSSeptember 2024February 2026Allow1700YesNo
18888556SECURE ENFORCEMENT OF DIGITAL RIGHTS IN ARTIFICIAL INTELLIGENCE MODELSSeptember 2024December 2025Allow1500NoNo
18885556DYNAMIC ENFORCEMENT OF MANAGEMENT RULES ASSOCIATED WITH ARTIFICIAL INTELLIGENCE PIPELINE MODEL ROUTINGSeptember 2024December 2025Allow1500NoNo
18829919TECHNIQUES FOR CREATING SNAPSHOTS AND PERFORMING RECOVERY OF A HARDWARE SECURITY MODULESeptember 2024January 2026Allow1700NoNo
18828980SYSTEMS AND METHODS FOR GENERATING EXPLAINABILITY FOR USER CLASSIFICATIONS USING MOTIF EMBEDDINGSSeptember 2024January 2026Allow1600YesNo
18829228MICRO CONTROLLER UNIT AND SECURITY DIAGNOSIS METHOD THEREOFSeptember 2024January 2026Allow1600YesNo
18844612GRAPHQL ACCESS AUTHORIZATIONSeptember 2024February 2026Allow1700NoNo
18825854SYSTEMS AND METHODS FOR ORCHESTRATION OF CRYPTOGRAPHIC TOKEN OPERATIONSSeptember 2024October 2025Allow1330YesNo
18824762KEY VAULTS WITH ACTIVE REGISTER BANKSSeptember 2024December 2025Allow1500NoNo
18824751VERIFIABLE POLYNOMIAL FUNCTION SECRET SHARINGSeptember 2024February 2026Allow1800NoNo
18821785SECURE DOCUMENT TRANSFERAugust 2024February 2026Allow1800YesNo
18817556Component Authentication Method and ApparatusAugust 2024February 2026Allow1810NoNo
18816879SECURING TRANSMISSION PATHS IN A MESH NETWORKAugust 2024January 2026Allow1700YesNo
18816933METHOD, APPARATUS, AND COMPUTER PROGRAM FOR SETTING ENCRYPTION KEY IN WIRELESS COMMUNICATION SYSTEM, AND RECORDING MEDIUM FOR SAMEAugust 2024December 2025Allow1600YesNo
18815742INCREASING EFFICIENCY OF COMMUNICATION BETWEEN A MOBILE DEVICE AND A SATELLITE ASSOCIATED WITH A WIRELESS TELECOMMUNICATION NETWORKAugust 2024January 2026Allow1700YesNo
18812030ENHANCED RAW DATA SECURITYAugust 2024February 2026Allow1700YesNo
18811906Dynamic Creation of Contextual Protective Shield to Protect Cards Using Neuromorphic Tiny AI Module and Dynamic Short Code HashingAugust 2024January 2026Allow1700NoNo
18810532Social Networking Content Supplemented Web Page LinkerAugust 2024January 2026Allow1710NoNo
18807891ELECTRONIC DOCUMENT PRESENTATION MANAGEMENT SYSTEMAugust 2024December 2025Allow1600YesNo
18807883ELECTRONIC DOCUMENT PRESENTATION MANAGEMENT SYSTEMAugust 2024November 2025Allow1500YesNo
18806633METHOD FOR DATA PROCESSING, READABLE MEDIUM AND ELECTRONIC DEVICEAugust 2024January 2025Allow610NoNo
18806263SYSTEMS AND METHODS FOR COMPUTING WITH PRIVATE HEALTHCARE DATAAugust 2024December 2025Allow1600YesNo
18801006SYSTEMS AND METHODS FOR IDENTITY AND ACCESS MANAGEMENT WITH EXTENDED TRUSTAugust 2024November 2025Allow1500YesNo
18799334SECURE MESSAGE SYSTEM AND METHOD OF THE SAMEAugust 2024January 2026Allow1700YesNo
18798351ENHANCED USER AUTHENTICATION SYSTEM AND METHODAugust 2024December 2025Allow1600YesNo
18797027PROXY AUTONOMOUS PROTOCOL FOR BLOCKCHAIN ACCESS CONTROLAugust 2024October 2024Allow300NoNo
18835766A DEVICE AND A METHOD FOR PERFORMING A CRYPTOGRAPHIC ALGORITHMAugust 2024January 2026Allow1700YesNo
18793007SYSTEMS AND METHODS FOR LINKING A SCREEN CAPTURE TO A USER SUPPORT SESSIONAugust 2024January 2026Allow1800YesNo
18835567GROUP SIGNATURE-BASED FEDERATED LEARNING METHOD AND SYSTEM, AND RECORDING MEDIUM FOR PERFORMING SAMEAugust 2024November 2025Allow1500NoNo
18790253GRAPHICS PROCESSING UNIT OPTIMIZATIONJuly 2024December 2025Allow1600YesNo
18834381PROGRAM EXECUTION SYSTEM, DATA PROCESSING APPARATUS, PROGRAM EXECUTION METHOD, AND PROGRAMJuly 2024February 2026Allow1800NoNo
18787993ENTERPRISE AUTHENTICATION WITH VIRTUALIZED TPMJuly 2024November 2025Allow1500YesNo
18785735SECURE CONTROLLER AREA NETWORK IN VEHICLESJuly 2024October 2025Allow1500YesNo
18833707METHOD OF SEMANTIC TRANSPOSITION OF TEXT INTO AN UNRELATED SEMANTIC DOMAIN FOR SECURE, DENIABLE, STEALTH ENCRYPTIONJuly 2024October 2025Allow1500NoNo
18833272AUTHENTICATION SYSTEM, AUTHENTICATION MODULE, AND AUTHENTICATION PROGRAMJuly 2024March 2026Allow2010NoNo
18782801SYSTEM AND METHOD FOR MANAGING AN OPERATING SYSTEM USING TOKENIZED IDENTITYJuly 2024January 2026Allow1710NoNo
18782322MICRO-CONTROLLER, SECURE SYSTEM, AND PROTECTION METHODJuly 2024October 2025Allow1500YesNo
18780215ZERO-TRUST END-USER SOLUTION FOR FPGA-BASED CLOUD ARCHITECTUREJuly 2024November 2025Allow1500YesNo
18779021SYSTEM AND METHOD WITH CRYPTOGRAPHY FOR TRANSFERRING RECORDATION AND MANAGEMENT AUTHORITY OVER A REAL PROPERTY TITLE TO A BLOCKCHAIN LEDGERJuly 2024July 2025Allow1220YesNo
18730546BLOCKCHAIN AND DIGITAL IDENTITY-BASED AUTHENTICATED INTERACTION SYSTEM AND METHODJuly 2024November 2025Allow1600NoNo
18776751MANAGED MEMORY DEVICE WITH INTEGRATED RADIO-FREQUENCY IDENTIFICATION COMPONENT FOR CRYPTOGRAPHIC TRACKINGJuly 2024January 2026Allow1800YesNo
18730151Method and System for Binding a User Account to a Digital Vehicle KeyJuly 2024January 2026Allow1810YesNo
18774334RECEIVING INFORMATION THROUGH A ZERO-KNOWLEDGE DATA MANAGEMENT NETWORKJuly 2024January 2025Allow601YesNo
18773368VEHICLE SYSTEMS CONFIGURED TO INTERACT WITH REMOTELY LOCATED SMART SYSTEMSJuly 2024January 2026Allow1810NoNo
18772803Confidential Information Tracking SystemJuly 2024October 2025Allow1500YesNo
18772191Secure Data TransferJuly 2024December 2025Allow1720NoNo
18769537SMART CONTRACT CONFIGURATION USING UNSTRUCTURED DATAJuly 2024October 2025Allow1500YesNo
18770585CONSENT DATA PIPELINE ARCHITECTURE AND OPERATIONJuly 2024February 2025Allow800NoNo
18768151DEVICE PAIRING WITH OPTICAL CODESJuly 2024April 2025Allow910YesNo
18766474SECURING ATTESTATION USING A ZERO-KNOWLEDGE DATA MANAGEMENT NETWORKJuly 2024November 2024Allow400YesNo
18761652MONITORING IN DISTRIBUTED COMPUTING SYSTEMJuly 2024December 2025Allow1700YesNo
18758378Apparatus for Irrefutably Identifying a Physical ItemJune 2024December 2024Allow500YesNo
18725159USB PERIPHERAL AUTHENTICATION METHOD, EMBEDDED SYSTEM, AND STORAGE MEDIUMJune 2024March 2026Allow2010YesNo
18756639SECRET SPLITTING AND METADATA STORAGEJune 2024February 2025Allow800YesNo
18756274SYSTEMS AND METHODS OF ENABLING BLOCKCHAIN-BASED BUILDING AUTOMATION SYSTEMSJune 2024February 2025Allow810NoNo

Appeals Overview

This analysis examines appeal outcomes and the strategic value of filing appeals for art-unit 2497.

Patent Trial and Appeal Board (PTAB) Decisions

Total PTAB Decisions
98
Examiner Affirmed
71
(72.4%)
Examiner Reversed
27
(27.6%)
Reversal Percentile
24.5%
Lower than average

What This Means

With a 27.6% reversal rate, the PTAB affirms the examiner's rejections in the vast majority of cases. This reversal rate is in the bottom 25% across the USPTO, indicating that appeals face significant challenges here.

Strategic Value of Filing an Appeal

Total Appeal Filings
346
Allowed After Appeal Filing
170
(49.1%)
Not Allowed After Appeal Filing
176
(50.9%)
Filing Benefit Percentile
96.4%
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, 49.1% of applications that filed an appeal were subsequently allowed. This appeal filing benefit rate is in the top 25% across the USPTO, indicating that filing appeals is particularly effective here. The act of filing often prompts favorable reconsideration during the mandatory appeal conference.

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 2497 - Prosecution Statistics Summary

Executive Summary

Art Unit 2497 is part of Group 2490 in Technology Center 2400. This art unit has examined 6,612 patent applications in our dataset, with an overall allowance rate of 88.0%. Applications typically reach final disposition in approximately 26 months.

Comparative Analysis

Art Unit 2497's allowance rate of 88.0% places it in the 85% percentile among all USPTO art units. This art unit has a significantly higher allowance rate than most art units at the USPTO.

Prosecution Patterns

Applications in Art Unit 2497 receive an average of 1.66 office actions before reaching final disposition (in the 31% percentile). The median prosecution time is 26 months (in the 73% 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.