Prosecution Insights
Last updated: October 02, 2026

Examiner: CAIRNS, THOMAS R

Tech Center 2400 • Art Units: 2400 2468

This examiner grants 81% of resolved cases

Analysis

Thomas R. Cairns is an examiner in Tech Center 2400 and Art Unit 2400. He has 319 resolved cases. His allowance rate is 81.2 percent. This 81.2 percent rate indicates the frequency with which applications result in a patent grant under his supervision in Art Unit 2400.

The interview lift for this examiner is 24.6 percent. This 24.6 percent lift shows that interviews provide a substantial benefit to applicants. Engaging in a discussion can help clarify technical points and move the application toward a grant for the 319 resolved cases. Practitioners should consider the 24.6 percent lift as a tool to expedite the prosecution process.

The median days to allowance is 856. This 856 day figure represents the typical timeframe for an application to reach a successful conclusion. The 856 day median indicates the pace of prosecution in Tech Center 2400. Applicants can use the 81.2 percent allowance rate and the 856 day median to manage their patent portfolios effectively.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

81.2%
Allow Rate
+23.2% vs TC avg
334
Total Applications
+24.6%
Interview Lift
856
Avg Prosecution Days
Based on 319 resolved cases, 2023–2026

Rejection Statute Breakdown

3.9%
§101 Eligibility
21.5%
§102 Novelty
52.0%
§103 Obviousness
16.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18785717 METHOD AND APPARATUS FOR TRANSMITTING DATA AND CONTROL INFORMATION IN A WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18737860 SYSTEMS, METHODS, AND DEVICES FOR FAST PRIMARY CELL RECOVERY Non-Final OA Apple Inc.
18888860 SIDELINK UNLICENSED PRIORITIES FOR CHANNEL ACCESS AND RESOURCE RESERVATION Non-Final OA Huawei Technologies Co., Ltd.
18623468 Communication Method and Device Applied to Point-To-Multipoint Short-Range Wireless Communication System Final Rejection Huawei Technologies Co., Ltd.
18293176 TRANSMISSION RECEPTION POINT MODE CONFIGURATION Non-Final OA QUALCOMM Incorporated
18692929 METHODS AND APPARATUSES FOR DETERMINING TRANSMISSION CONFIGURATION INDICATOR STATE Final Rejection Nokia Technologies Oy
18284915 NR POSITIONING - METHODS FOR RESOURCE PROVISION IN SIDELINK POSITIONING Non-Final OA INTERDIGITAL PATENT HOLDINGS, INC.
18029762 DETERMINING WHETHER AN INACTIVE RELAY WTRU MAY INDEED SERVE A NETWORK-INITIATED CONNECTION AT A REMOTE SERVED WTRU Final Rejection InterDigital Patent Holdings, Inc.
18486065 DYNAMIC SL RESOURCE ALLOCATION Final Rejection MEDIATEK INC.
18759645 System and Method for Packet Transmission Recovery Using Packet Loss Patterns Non-Final OA Microsoft Technology Licensing, LLC
18249727 METHOD FOR CONTROLLING SIDELINK COMMUNICATION AND DEVICE THEREFOR Non-Final OA IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)
18717566 UPLINK TRANSMISSION METHOD AND APPARATUS, NETWORK NODE AND STORAGE MEDIUM Non-Final OA CHINA MOBILE COMMUNICATIONS GROUP CO., LTD.

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