Prosecution Insights
Last updated: October 26, 2026

Clara Grace Chilton, USPTO Patent Examiner

Listed by the USPTO as CHILTON, CLARA GRACE

Tech Center 3600 • Art Units: 3645

This examiner grants 52% of resolved cases

Analysis

CHILTON, CLARA GRACE works in tech center 3600 and art unit 3645, with 80 resolved cases. The allowance rate is 52.5%, and the median time to allowance is 1518 days. The interview lift is 11.7%, indicating a modest positive association within a record that also shows a lengthy median timeline.

The principal companies are Apple Inc., Sony Group Corporation, and Toyota Motor Corporation. The leading firms are Kilpatrick Townsend & Stockton LLP - West Coast, MEITAR PATENTS LTD., and OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P. The limited case volume supports cautious, case-specific planning.

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

Performance Statistics

52.5%
Allow Rate
+0.5% vs TC avg
119
Total Applications
+11.7%
Interview Lift
1518
Avg Prosecution Days
Based on 80 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
23.5%
§102 Novelty
58.6%
§103 Obviousness
15.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18623080 FMCW LiDAR using single-photon detectors Non-Final OA Apple Inc.
18580174 SENSOR DEVICE AND ELECTRONIC APPARATUS Non-Final OA Sony Semiconductor Solutions Corporation
18641713 CALCULATION DEVICE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
17801331 DATA PROCESSING APPARATUS, DATA PROCESSING SYSTEM, AND DATA PROCESSING METHOD Final Rejection NEC Corporation
18730356 MEASURING A STATOR SHAFT AND ASSEMBLING A STATOR AND A GENERATOR Non-Final OA Siemens Gamesa Renewable Energy A/S
17923386 A LIDAR SENSOR FOR LIGHT DETECTION AND RANGING, LIDAR MODULE, LIDAR ENABLED DEVICE AND METHOD OF OPERATING A LIDAR SENSOR FOR LIGHT DETECTION AND RANGING Non-Final OA ams Sensors Singapore Pte. Ltd.
18306631 RANGE IMAGING DEVICE AND RANGE IMAGING APPARATUS Non-Final OA TOPPAN Inc.
18419962 METASURFACE ELEMENT FOR IMAGING/STRUCTURED LIGHT/DE-SCANNING Non-Final OA STMicroelectronics International N.V.
18721405 GENERATING AN ALIGNMENT SIGNAL WITHOUT DEDICATED ALIGNMENT STRUCTURES Non-Final OA ASML NETHERLANDS B.V.

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Frequently Asked Questions

What is examiner Clara Grace Chilton's allowance rate?

52.5% of resolved applications examined by Clara Grace Chilton were allowed (80 resolved cases), compared with 67.5% across Art Unit 3645 over the last five years.

Does an interview help with examiner Clara Grace Chilton?

This examiner's interview lift is +11.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Clara Grace Chilton take to allow a patent?

Applications allowed by Clara Grace Chilton took 1,518 days on average from filing to allowance.

Which art unit does examiner Clara Grace Chilton work in?

Clara Grace Chilton examines applications in Art Unit 3645 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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