Prosecution Insights
Last updated: October 26, 2026

Theodore L Perkins, USPTO Patent Examiner

Listed by the USPTO as PERKINS, THEODORE L

Tech Center 2800 • Art Units: 2834

This examiner grants 72% of resolved cases

Analysis

PERKINS, THEODORE L has resolved 94 cases in Tech Center 2800 and Art Unit 2834. The allowance rate is 72.3%, with a median of 960 days to allowance. The profile indicates a reasonable allowance prospect, while the limited resolved volume means application-specific facts remain important to any prosecution assessment.

The interview lift is 12.4%, showing a positive association between interviews and allowance outcomes. Huawei Technologies Co., Ltd., NIDEC Corporation, and Fuji Electric Co., Ltd. are the leading companies. HAUPTMAN HAM, LLP, OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P., and AMIN, TUROCY & WATSON, LLP are the listed firms. Written claim analysis should guide any interview strategy.

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

Performance Statistics

72.3%
Allow Rate
+4.3% vs TC avg
126
Total Applications
+12.4%
Interview Lift
960
Avg Prosecution Days
Based on 94 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
23.1%
§102 Novelty
61.2%
§103 Obviousness
15.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18786578 POWER CONVERSION APPARATUS Final Rejection FUJI ELECTRIC CO., LTD.
18366855 COOLING MECHANISM OF VEHICLE POWER TRANSMISSION DEVICE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18550628 MEMS RESONATOR AND MEMS RESONATOR PROCESSING METHOD Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18393757 ROTOR, MOTOR, POWERTRAIN, AND VEHICLE Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18721883 ELECTRIC MOTOR Final Rejection FUJITSU GENERAL LIMITED
18981662 P2 HYBRID MODULE WITH K0 CLUTCH Non-Final OA Schaeffler Technologies AG & Co. KG
18033790 WORK MACHINE Final Rejection Koki Holdings Co., Ltd.
18909150 ARMATURE AND ROTATING ELECTRICAL MACHINE Final Rejection DENSO CORPORATION
18936266 STATOR FOR AN ELECTRIC MACHINE WITH CLAMPINGLY FIXED WIRE END PORTIONS AND ELECTRIC MACHINE WITH THE STATOR Non-Final OA ZF Friedrichshafen AG
19065611 SYSTEMS AND METHODS FOR TRACKING A POSITION OF A ROTATING PLATFORM OF A LIDAR SYSTEM Non-Final OA LG INNOTEK CO., LTD.
18980865 ROTOR AND MOTOR Non-Final OA BYD COMPANY LIMITED
18909822 COOLING SEPARATORS FOR A WOUND ROTOR Final Rejection BorgWarner Inc.
19046586 ELECTRIC MOTOR WITH CONFORMAL COOLING CHANNEL Non-Final OA GM Global Technology Operations LLC

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Frequently Asked Questions

What is examiner Theodore L Perkins's allowance rate?

72.3% of resolved applications examined by Theodore L Perkins were allowed (94 resolved cases), compared with 68.3% across Art Unit 2834 over the last five years.

Does an interview help with examiner Theodore L Perkins?

This examiner's interview lift is +12.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Theodore L Perkins take to allow a patent?

Applications allowed by Theodore L Perkins took 960 days on average from filing to allowance.

Which art unit does examiner Theodore L Perkins work in?

Theodore L Perkins examines applications in Art Unit 2834 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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