Prosecution Insights
Last updated: October 26, 2026

Christopher Braniff, USPTO Patent Examiner

Listed by the USPTO as BRANIFF, CHRISTOPHER

Tech Center 2400 • Art Units: 2400 2482 2484 2488

This examiner grants 86% of resolved cases

Analysis

BRANIFF, CHRISTOPHER works in Tech Center 2400 and art unit 2400, with 679 resolved cases. The allowance rate is 85.9%, and the median time to allowance is 764 days. The interview lift is 9.9%, showing a positive association that is less pronounced than the allowance rate itself.

The listed companies are LG Electronics Inc., InterDigital Inc., and Samsung Electronics Co., Ltd. The listed firms are Condo Roccia Koptiw LLP, Bryan Cave Leighton Paisner LLP (DC), and CHIP LAW GROUP. The sizable record and relatively short median time to allowance support practical expectation setting, while interviews can be considered as a supplemental prosecution tool.

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

Performance Statistics

85.9%
Allow Rate
+27.9% vs TC avg
700
Total Applications
+9.9%
Interview Lift
764
Avg Prosecution Days
Based on 679 resolved cases, 2023–2026

Rejection Statute Breakdown

5.6%
§101 Eligibility
13.6%
§102 Novelty
58.6%
§103 Obviousness
8.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19301401 IMAGE ENCODING/DECODING METHOD AND DEVICE FOR DETERMINING DIVISION MODE ON BASIS OF COLOR FORMAT, AND METHOD FOR TRANSMITTING BITSTREAM Non-Final OA LG ELECTRONICS INC.
19221017 METHOD AND APPARATUS FOR CABAC-BASED ENTROPY CODING Non-Final OA LG ELECTRONICS INC.
19010980 VIDEO SIGNAL PROCESSING DEVICE AND VIDEO SIGNAL PROCESSING METHOD Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19215538 VIDEO ENCODING AND DECODING METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18870301 MULTI-PRACH TRANSMISSION METHOD AND APPARATUS Non-Final OA BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
18705059 METHODS AND APPARATUSES FOR ENCODING/DECODING A VOLUMETRIC CONTENT Non-Final OA InterDigital CE Patent Holdings, SAS
19179249 DATA DEPENDENCY IN ENCODING/DECODING Non-Final OA InterDigital VC Holdings, Inc.

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Frequently Asked Questions

What is examiner Christopher Braniff's allowance rate?

85.9% of resolved applications examined by Christopher Braniff were allowed (679 resolved cases), compared with 49.8% across Art Unit 2400 over the last five years.

Does an interview help with examiner Christopher Braniff?

This examiner's interview lift is +9.9 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 Braniff take to allow a patent?

Applications allowed by Christopher Braniff took 764 days on average from filing to allowance.

Which art unit does examiner Christopher Braniff work in?

Christopher Braniff examines applications in Art Unit 2400 in Tech Center 2400 (Networking & Security).

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