Prosecution Insights
Last updated: October 26, 2026

Christopher B Robinson, USPTO Patent Examiner

Listed by the USPTO as ROBINSON, CHRISTOPHER B

Tech Center 2400 • Art Units: 2118 2441 2443 2447 2455 2457

This examiner grants 89% of resolved cases

Analysis

ROBINSON, CHRISTOPHER B is assigned to tech center 2400 and art unit 2118. The profile records 503 resolved cases and an allowance rate of 89.3%. Median time to allowance is 788 days, giving applicants a concrete reference for prosecution scheduling.

Interview lift is 6.8%, indicating a limited positive interview effect alongside the allowance result. The listed companies are Huawei Technologies Co., Ltd., Telefonaktiebolaget LM Ericsson, and The Nielsen Company (US) LLC. The listed firms are BANNER & WITCOFF , LTD, Artegis Law Group, LLP, and Baker Botts L.L.P. Practitioners can prioritize concise written responses while using interviews to clarify narrowly defined technical distinctions.

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

Performance Statistics

89.3%
Allow Rate
+31.3% vs TC avg
532
Total Applications
+6.8%
Interview Lift
788
Avg Prosecution Days
Based on 503 resolved cases, 2023–2026

Rejection Statute Breakdown

10.7%
§101 Eligibility
17.4%
§102 Novelty
60.4%
§103 Obviousness
5.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19115889 METHODS AND APPARATUSES FOR PERFOMING DIGITAL PREDISTORTION USING A COMBINATION MODEL Non-Final OA Telefonaktiebolaget LM Ericsson (PUBL)
18834511 REGISTRATION OF MACHINE LEARNING (ML) MODEL DRIFT MONITORING Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
19103328 REPORTING CHANNEL IMPULSE RESPONSES OF MULTIPLE BEAMS FOR SPATIAL ANALYSIS BY MACHINE LEARNING Non-Final OA Google LLC
19064998 DATA TRANSMISSION METHOD AND APPARATUS Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
19037411 COMMUNICATION SENSING METHOD AND APPARATUS Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18749058 ROUTE ADVERTISEMENT METHOD AND RELATED DEVICE Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18579542 METHOD AND DEVICE FOR TRANSMITTING DATA, AND STORAGE MEDIUM Final Rejection Beijing Xiaomi Mobile Software Co., Ltd.
18961013 PLAYBACK SIGNAL MANAGEMENT Non-Final OA Netflix, Inc.

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Frequently Asked Questions

What is examiner Christopher B Robinson's allowance rate?

89.3% of resolved applications examined by Christopher B Robinson were allowed (503 resolved cases), compared with 42.6% across Art Unit 2118 over the last five years.

Does an interview help with examiner Christopher B Robinson?

This examiner's interview lift is +6.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Christopher B Robinson take to allow a patent?

Applications allowed by Christopher B Robinson took 788 days on average from filing to allowance.

Which art unit does examiner Christopher B Robinson work in?

Christopher B Robinson examines applications in Art Unit 2118 in Tech Center 2400 (Networking & Security).

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