Prosecution Insights
Last updated: October 27, 2026

Charlotte M Baker, USPTO Patent Examiner

Listed by the USPTO as BAKER, CHARLOTTE M

Tech Center 2800 • Art Units: 2625 2664 2667 2673 2676 2853

This examiner grants 93% of resolved cases

Analysis

BAKER, CHARLOTTE M is a USPTO patent examiner in tech center 2800 and art unit 2625. The examiner has 1099 resolved cases, an allowance rate of 92.7%, and a median of 739 days to allowance. The reported interview lift is 0.3%.

The listed companies are Canon Inc., Seiko Epson Corporation, and Brother Kogyo Kabushiki Kaisha. The leading firms are JCIPRNET, SMITH BALUCH LLP, and Venable LLP. The substantial record provides practitioners with a useful basis for evaluating allowance outcomes and timing. The limited interview lift suggests that meetings should be assessed alongside, rather than instead of, claim drafting and written response strategy.

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

Performance Statistics

92.7%
Allow Rate
+24.7% vs TC avg
1,117
Total Applications
+0.3%
Interview Lift
739
Avg Prosecution Days
Based on 1099 resolved cases, 2023–2026

Rejection Statute Breakdown

22.2%
§101 Eligibility
29.4%
§102 Novelty
26.7%
§103 Obviousness
3.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19056370 NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM STORING SET OF INSTRUCTIONS FOR REGISTERING MEDIUM SIZE AS REGISTERED SIZE Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
18961629 NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM STORING COMPUTER-READABLE INSTRUCTIONS FOR TERMINAL DEVICE, TERMINAL DEVICE, AND METHOD FOR CONTROLLING TERMINAL DEVICE Non-Final OA BROTHER KOGYO KABUSHIKI KAISHA
19056557 PROCESSING APPARATUS, PROCESSING METHOD, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18978797 IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18977456 INSPECTION APPARATUS AND IMAGE FORMING APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18966267 PRINTING APPARATUS, PRINT CONTROL METHOD, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18980335 IMAGE PROCESSING METHOD FOR DIVIDING IMAGE ACQUIRED BY IMAGE READING APPARATUS Non-Final OA CANON DENSHI KABUSHIKI KAISHA
19054929 INFORMATION PROCESSING APPARATUS, STORAGE MEDIUM, AND TEST CHART Non-Final OA SEIKO EPSON CORPORATION
18960862 MEDIUM FEEDING DEVICE AND IMAGE READING APPARATUS Non-Final OA SEIKO EPSON CORPORATION
18786709 INSPECTION DEVICE, INSPECTION METHOD AND STORAGE MEDIUM Non-Final OA NEC Corporation
18977410 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, IMAGE FORMING SYSTEM, IMAGE FORMING METHOD, AND STORAGE MEDIUM Non-Final OA Konica Minolta, Inc.
18443223 OPTICAL APPARATUS Non-Final OA FUJIFILM Business Innovation Corp.
18429434 INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM Final Rejection FUJIFILM Business Innovation Corp.
19029961 METHOD FOR DETERMINING DEFECTIVENESS OF PATTERN BASED ON AFTER DEVELOPMENT IMAGE Non-Final OA ASML Netherlands B.V.

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Frequently Asked Questions

What is examiner Charlotte M Baker's allowance rate?

92.7% of resolved applications examined by Charlotte M Baker were allowed (1,099 resolved cases), compared with 66.5% across Art Unit 2625 over the last five years.

Does an interview help with examiner Charlotte M Baker?

This examiner's interview lift is +0.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Charlotte M Baker take to allow a patent?

Applications allowed by Charlotte M Baker took 739 days on average from filing to allowance.

Which art unit does examiner Charlotte M Baker work in?

Charlotte M Baker examines applications in Art Unit 2625 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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