Prosecution Insights
Last updated: October 27, 2026

Keith Tran-Danh Follansbee, USPTO Patent Examiner

Listed by the USPTO as FOLLANSBEE, KEITH TRAN-DANH

Tech Center 3600 • Art Units: 2411 2414 3645

This examiner grants 61% of resolved cases

Analysis

FOLLANSBEE, KEITH TRAN-DANH has resolved 93 cases in tech center 3600 and art unit 2411. The allowance rate is 61.3%, while the median time to allowance is 1217 days. The smaller record shows an allowance outcome above half of resolved cases, but also indicates a prosecution cycle requiring substantial time.

Interviews correspond to a 14.7% lift in allowance outcomes. Qualcomm Incorporated, LG Electronics Inc., and Nippon Telegraph and Telephone Corporation are the leading companies listed. Harrity & Harrity, LLP \ Qualcomm, AMPACC Law Group, PLLC, and ArentFox Schiff, LLP and Qualcomm, Incorporated are the leading firms shown. These participants may help practitioners identify recurring prosecution approaches.

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

Performance Statistics

61.3%
Allow Rate
+9.3% vs TC avg
152
Total Applications
+14.7%
Interview Lift
1217
Avg Prosecution Days
Based on 93 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
16.2%
§102 Novelty
65.5%
§103 Obviousness
13.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18998646 OPERATION METHOD AND DEVICE FOR RECOVERY WHEN CONSISTENT SL LBT FAILURE OCCURS ON SL-U Non-Final OA LG ELECTRONICS INC.
18700492 METHOD AND APPARATUS FOR MANAGING RANDOM ACCESS RESOURCE PARTITIONS RELATED MULTIPLE FEATURES IN WIRELESS COMMUNICATION SYSTEM Final Rejection LG Electronics Inc.
18872387 METHOD AND APPARATUS FOR SELF-OPTIMIZATION OF RANDOM ACCESS CHANNEL IN WIRELESS COMMUNICATION SYSTEM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18849161 CHANNEL STATE INFORMATION REPORTING FOR MULTIPLE CHANNEL MEASUREMENT RESOURCE GROUPS Non-Final OA QUALCOMM Incorporated
18708199 SWITCHING BETWEEN FLEXIBLE BANDWIDTH PARTS Final Rejection QUALCOMM Incorporated
18643909 TRANSPORT BLOCK SEGMENTATION FOR LONG START AND LENGTH INDICATOR VALUES Final Rejection QUALCOMM Incorporated
17820136 CROSS SUB-BAND SCHEDULING IN A FULL-DUPLEX NETWORK Non-Final OA QUALCOMM Incorporated
17885172 NETWORK OPERATION TIME INTERVAL INDICATION Non-Final OA QUALCOMM Incorporated
18855170 TERMINAL, BASE STATION AND COMMUNICATION METHOD Non-Final OA NTT DOCOMO, INC.
18293775 WIRELESS COMMUNICATION SYSTEM, WIRELESS COMMUNICATION SYSTEM MANAGEMENT METHOD, WIRELESS COMMUNICATION DEVICE, AND CONTROL DEVICE Final Rejection NTT, Inc.
18860273 APPARATUS AND METHOD FOR LOGICAL CHANNEL PRIORITIZATION Non-Final OA Lenovo (Singapore) Pte Limited
18849168 SELECTING A NON-3GPP ACCESS NETWORK AND A COMMUNICATION NETWORK Non-Final OA Lenovo (Singapore) Pte. Limited
18992684 APPARATUS AND METHODS WITH DOWNLINK CHANNEL RESOURCE MAPPING Non-Final OA SHARP KABUSHIKI KAISHA
17628129 PRIORITY DIFFERENTIATION OF SR TRANSMISSIONS WITH PERIODIC/SEMI-PERSISTENT CSI REPORT Non-Final OA SHARP KABUSHIKI KAISHA
18901493 FLEXIBLE CHANNEL STATE INFORMATION FRAMEWORK Non-Final OA InterDigital Patent Holdings, Inc.
18508814 PROVIDING CONFIGURATION INFORMATION FOR TARGET CELLS Final Rejection Nokia Technologies Oy
17501144 PAYLOAD COMPRESSION Final Rejection Nokia Technologies Oy
18826378 UPLINK TRANSMISSION METHOD, TERMINAL, AND NETWORK SIDE DEVICE Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18588553 DETECTION METHOD, APPARATUS, AND DEVICE Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
18643925 PEER-TO-PEER NETWORK WITH WI-FI EXTENDED SPECTRUM Final Rejection Cisco Technology, Inc.
17751312 ENABLING LOW-POWER COMMUNICATION BETWEEN A UE AND A NON-TERRESTRIAL NETWORK Final Rejection T-Mobile USA, Inc.
18437129 METHODS AND APPARATUS OF MAC PARTIAL RESET DURING INTRA-DU LTM Final Rejection MediaTek Singapore Pte. Ltd.
18301699 Signaling Service SID Transposition Capability in SRv6 Networks Non-Final OA Ciena Corporation
18456253 ITERATIVE NETWORK ADDRESS TRANSLATION IN A DAISY CHAIN NETWORK Non-Final OA Haier US Appliance Solutions, Inc.

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Frequently Asked Questions

What is examiner Keith Tran-Danh Follansbee's allowance rate?

61.3% of resolved applications examined by Keith Tran-Danh Follansbee were allowed (93 resolved cases), compared with 68.5% across Art Unit 2411 over the last five years.

Does an interview help with examiner Keith Tran-Danh Follansbee?

This examiner's interview lift is +14.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Keith Tran-Danh Follansbee take to allow a patent?

Applications allowed by Keith Tran-Danh Follansbee took 1,217 days on average from filing to allowance.

Which art unit does examiner Keith Tran-Danh Follansbee work in?

Keith Tran-Danh Follansbee examines applications in Art Unit 2411 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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