Prosecution Insights
Last updated: October 26, 2026

Brian M Butcher, USPTO Patent Examiner

Listed by the USPTO as BUTCHER, BRIAN M

Tech Center 2600 • Art Units: 2627 2683 2688 2689

This examiner grants 78% of resolved cases

Analysis

BUTCHER, BRIAN M is assigned to USPTO Technology Center 2600 and art unit 2627. The profile records 858 resolved cases and a 77.7% allowance rate. The median time to allowance is 776 days, providing a prosecution timeline that is material but shorter than profiles with substantially longer median periods.

The interview lift is reported as 14.3%, so interviews may support prosecution but are not the sole feature of the record. The principal companies are LX Semicon Co., Ltd., Apple Inc., and Canon Inc. Wiersch Law Group, Astute IP Law Group, and BIRCH STEWART KOLASCH & BIRCH, LLP are the listed firms. Applicants in this docket should align claim scope with detailed electronics and imaging disclosures and use interviews to clarify technically focused distinctions.

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

Performance Statistics

77.7%
Allow Rate
+15.7% vs TC avg
883
Total Applications
+14.3%
Interview Lift
776
Avg Prosecution Days
Based on 858 resolved cases, 2023–2026

Rejection Statute Breakdown

4.6%
§101 Eligibility
32.5%
§102 Novelty
37.8%
§103 Obviousness
19.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19364774 COMMUNICATION METHOD EXECUTED BETWEEN ACTIVE PEN AND SENSOR CONTROLLER, AND ACTIVE PEN Final Rejection Wacom Co., Ltd.
19098793 TIMING CONTROLLER AND METHOD OF DRIVING TIMING CONTROLLER Final Rejection LX Semicon Co., Ltd.
19334721 Devices, Methods, and Graphical User Interfaces for Providing Application Functions and Device Functions Non-Final OA Apple Inc.
19091578 IMAGE PROCESSING APPARATUS WITH VR IMAGE DISPLAY CONTROL FUNCTION, IMAGE PROCESSING SYSTEM, NON-TRANSITORY COMPUTER-READABLE MEDIUM, AND CONTROL METHOD OF IMAGE PROCESSING APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
19430949 TRANSPARENT DISPLAY DEVICE WITH TOUCH SENSOR Non-Final OA LG Display Co., Ltd.
19203973 DISPLAY DEVICE Non-Final OA SAMSUNG DISPLAY CO., LTD.
18973021 TOUCH DRIVER AND DISPLAY DEVICE INCLUDING THE SAME Non-Final OA SAMSUNG DISPLAY CO., LTD.
19546670 Touch Sensor Integration with Enlarged Active Area Displays Non-Final OA Google LLC
19341445 CONTROL METHOD AND DISPLAY DEVICE Non-Final OA SEIKO EPSON CORPORATION
19322186 Display Compensation Circuit, Source Circuit Board, Display Module, and Display Apparatus Final Rejection Huawei Technologies Co., Ltd.
19318545 A METHOD FOR DEXTEROUS HAND MOVEMENT DECODING BASED ON SYNERGY BASIS MANIFOLD Non-Final OA ZHEJIANG UNIVERSITY

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Frequently Asked Questions

What is examiner Brian M Butcher's allowance rate?

77.7% of resolved applications examined by Brian M Butcher were allowed (858 resolved cases), compared with 72.0% across Art Unit 2627 over the last five years.

Does an interview help with examiner Brian M Butcher?

This examiner's interview lift is +14.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Brian M Butcher take to allow a patent?

Applications allowed by Brian M Butcher took 776 days on average from filing to allowance.

Which art unit does examiner Brian M Butcher work in?

Brian M Butcher examines applications in Art Unit 2627 in Tech Center 2600 (Communications).

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