Prosecution Insights
Last updated: October 26, 2026

John Joseph Brayton, USPTO Patent Examiner

Listed by the USPTO as BRAYTON, JOHN JOSEPH

Tech Center 2800 • Art Units: 1713 1724 1728 1756 1794 1795 2899

This examiner grants 48% of resolved cases

Analysis

BRAYTON, JOHN JOSEPH works in Tech Center 2800 and art unit 1713, with 720 resolved cases. The allowance rate is 48.3%, and the median time to allowance is 1412 days. The interview lift is 22.4%, showing a positive association between interviews and allowance in a record with a longer prosecution timeline.

The listed companies are Tokyo Electron Limited, Samsung Electronics Co., Ltd., and ASM IP Holding B.V. The listed firms are OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., Studebaker Brackett PLLC, and BANNER & WITCOFF, LTD. Practitioners should plan for sustained prosecution and consider interviews when developing responses to persistent claim issues.

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

Performance Statistics

48.3%
Allow Rate
-19.7% vs TC avg
756
Total Applications
+22.4%
Interview Lift
1412
Avg Prosecution Days
Based on 720 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
18.1%
§102 Novelty
56.4%
§103 Obviousness
19.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18747933 PLASMA GENERATION CIRCUIT AND SUBSTRATE PROCESSING DEVICE INCLUDING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18414681 SUBSTRATE PROCESSING APPARATUS Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18362404 WAFER BOAT AND A METHOD FOR FORMING LAYER ON A PLURALITY OF SUBSTRATES Non-Final OA ASM IP Holding B.V.
18346608 SEMICONDUCTOR PROCESSING APPARATUS FOR PROCESSING A PLURALITY OF SUBSTRATES WITH CROSS FLOW Non-Final OA ASM IP Holding, B.V
18332886 TREATEMENT OF A POROUS TRANSPORT LAYER FOR USE IN AN ELECTROYLYZER Non-Final OA The Regents of the University of California
18913135 METHOD FOR SEMICONDUCTOR MANUFACTURING Non-Final OA Tokyo Electron Limited
18510273 PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18479986 PLASMA PROCESSING SYSTEM, PLASMA PROCESSING APPARATUS, AND ETCHING METHOD Final Rejection Tokyo Electron Limited
18424156 SUSCEPTOR WITH A TEXTURED SURFACE Non-Final OA Applied Materials, Inc.
18787321 METHODS AND SYSTEMS FOR IMPROVING PLASMA IGNITION STABILITY Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18758212 ETCHING APPARATUS AND METHODS OF CLEANING THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18505581 SUBSTRATE ATTACHING/DETACHING ROBOT, SUBSTRATE ATTACHING/DETACHING METHOD, AND FILM FORMATION APPARATUS Final Rejection Resonac Corporation

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Frequently Asked Questions

What is examiner John Joseph Brayton's allowance rate?

48.3% of resolved applications examined by John Joseph Brayton were allowed (720 resolved cases), compared with 62.4% across Art Unit 1713 over the last five years.

Does an interview help with examiner John Joseph Brayton?

This examiner's interview lift is +22.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John Joseph Brayton take to allow a patent?

Applications allowed by John Joseph Brayton took 1,412 days on average from filing to allowance.

Which art unit does examiner John Joseph Brayton work in?

John Joseph Brayton examines applications in Art Unit 1713 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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