Prosecution Insights
Last updated: October 26, 2026

Bernard E Cothran, USPTO Patent Examiner

Listed by the USPTO as COTHRAN, BERNARD E

Tech Center 2100 • Art Units: 2115 2123 2128 2147 2186 2188

This examiner grants 45% of resolved cases

Analysis

COTHRAN, BERNARD E is assigned to Tech Center 2100 and Art Unit 2115. The profile records 394 resolved cases, a 45.2% allowance rate, and a 1630-day median to allowance. The interview lift is 15.5%, so interviews may assist prosecution but do not replace careful substantive responses in a profile showing extended median timing.

The listed companies are Safran S.A., Schlumberger Technology Corporation, and Petróleo Brasileiro S.A. - Petrobras. The listed firms are Knobbe, Martens, Olson & Bear, LLP, Artegis Law Group, LLP, and BIRCH STEWART KOLASCH & BIRCH, LLP. Counsel should plan for sustained prosecution activity and deliberate claim development.

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

Performance Statistics

45.2%
Allow Rate
-9.8% vs TC avg
429
Total Applications
+15.5%
Interview Lift
1630
Avg Prosecution Days
Based on 394 resolved cases, 2023–2026

Rejection Statute Breakdown

26.9%
§101 Eligibility
6.9%
§102 Novelty
49.0%
§103 Obviousness
15.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16634028 METHOD AND DEVICE FOR SEARCHING FOR A DEFECT CAPABLE OF AFFECTING A ROTATING MECHANICAL POWER TRANSMISSION DEVICE Final Rejection SAFRAN
18517936 WELLBORE CLEAN-UP OPTIMIZATIONS Non-Final OA Schlumberger Technology Corporation
17874765 SIMULATION EXECUTION SYSTEM, SIMULATION EXECUTION METHOD, AND COMPUTER READABLE MEDIUM Final Rejection Mitsubishi Electric Corporation
18066222 DATA STACK MIPS ANALYSIS TOOL FOR DATA PLANE Non-Final OA Nokia Technologies OY
17594047 METHOD FOR RECORDING ELEVATOR DATA AND FOR GENERATING A DIGITAL TWIN OF AN EXISTING ELEVATOR INSTALLATION Non-Final OA INVENTIO AG
18339803 METHOD AND SYSTEM FOR DETERMINING STRETCHING AND/OR WRINKLING FAILURE Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18172138 GENERATING CONSOLIDATED DESIGNS OF A PRODUCTION MODEL TO REPLACE MULTIPLE PARTS OF AN ASSEMBLY Final Rejection XEROX CORPORATION

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Frequently Asked Questions

What is examiner Bernard E Cothran's allowance rate?

45.2% of resolved applications examined by Bernard E Cothran were allowed (394 resolved cases), compared with 71.8% across Art Unit 2115 over the last five years.

Does an interview help with examiner Bernard E Cothran?

This examiner's interview lift is +15.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bernard E Cothran take to allow a patent?

Applications allowed by Bernard E Cothran took 1,630 days on average from filing to allowance.

Which art unit does examiner Bernard E Cothran work in?

Bernard E Cothran examines applications in Art Unit 2115 in Tech Center 2100 (Computing & Software).

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