Prosecution Insights
Last updated: October 27, 2026

Paul Christian St Wyrough, USPTO Patent Examiner

Listed by the USPTO as WYROUGH, PAUL CHRISTIAN ST

Tech Center 1700 • Art Units: 1723 1728

This examiner grants 59% of resolved cases

Analysis

WYROUGH, PAUL CHRISTIAN ST is assigned to tech center 1700 and art unit 1723. The record includes 87 resolved cases, with a 58.6% allowance rate. The median time to allowance is 1242 days, so applicants should plan for extended prosecution while preserving flexibility in claim amendments and follow-on filings.

The interview lift is 35.2%, supporting interviews as a meaningful tool for addressing examination issues. The leading companies are LG Energy Solution Ltd., Panasonic Holdings Corporation, and Samsung SDI Co., Ltd. The leading firms are Womble Bond Dickinson US LLP, Rimon PC - Panasonic Corporation, and BIRCH STEWART KOLASCH & BIRCH, LLP.

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

Performance Statistics

58.6%
Allow Rate
-6.4% vs TC avg
133
Total Applications
+35.2%
Interview Lift
1242
Avg Prosecution Days
Based on 87 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
18.1%
§102 Novelty
69.4%
§103 Obviousness
11.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18061891 BATTERY PACK AND METHOD OF OPERATING THE SAME Final Rejection TECHTRONIC CORDLESS GP
18006573 BATTERY CASE, AND BATTERY PACK Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18006394 HERMETICALLY SEALED BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17599991 MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17926683 Secondary Battery Non-Final OA LG Energy Solution, Ltd.
17793507 Battery Module and Battery Pack Including the Same Non-Final OA LG Energy Solution, Ltd.
17791327 Battery Module, and Battery Pack and Vehicle Comprising Battery Module Non-Final OA LG Energy Solution, Ltd.
17786131 MEMBRANE FOR ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL DEVICE INCLUDING MEMBRANE, AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE Final Rejection LG ENERGY SOLUTION, LTD.
17627495 Method for Manufacturing Secondary Battery Having Improved Resistance Non-Final OA LG Energy Solution, Ltd.
18127954 POWER TOOL BATTERY WITH VENTS Final Rejection Snap-on Incorporated
17535288 ANODE INCLUDING A PHOSPHORUS-DOPED GRAPHITIC CARBON NITRIDE INTERPHASE LAYER FOR A RECHARGEABLE BATTERY, A LITHIUM RECHARGEABLE BATTERY HAVING SAME, AND A METHOD OF MANUFACTURING SAME Final Rejection KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
17778881 BATTERY RECEPTACLE FOR A RAIL VEHICLE Non-Final OA Siemens Mobility GmbH
18642252 RECHARGEABLE BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
17894060 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
17531185 RECHARGEABLE BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
17189727 BUTTON CELL Non-Final OA SAMSUNG SDI CO., LTD.
17622899 Heat Exchange Panel Final Rejection Zephyros, Inc.
17098312 BATTERIES WITH COMPOSITE HEADER CONSTRUCTION Final Rejection Pacesetter, Inc.
17236677 POROUS MATERIALS FOR BATTERY ELECTRODES Non-Final OA FORM ENERGY, INC.
17990732 CURRENT COLLECTING MEMBER, BATTERY AND BATTERY MANUFACTURING METHOD Non-Final OA AESC Japan Ltd.

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Frequently Asked Questions

What is examiner Paul Christian St Wyrough's allowance rate?

58.6% of resolved applications examined by Paul Christian St Wyrough were allowed (87 resolved cases), compared with 60.0% across Art Unit 1723 over the last five years.

Does an interview help with examiner Paul Christian St Wyrough?

This examiner's interview lift is +35.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Paul Christian St Wyrough take to allow a patent?

Applications allowed by Paul Christian St Wyrough took 1,242 days on average from filing to allowance.

Which art unit does examiner Paul Christian St Wyrough work in?

Paul Christian St Wyrough examines applications in Art Unit 1723 in Tech Center 1700 (Chemistry & Materials).

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