Prosecution Insights
Last updated: October 27, 2026

Rachel E Martin, USPTO Patent Examiner

Listed by the USPTO as MARTIN, RACHEL E

Tech Center 1700 • Art Units: 1651 1652 1657 1792

This examiner grants 54% of resolved cases

Analysis

MARTIN, RACHEL E is assigned to tech center 1700 and art unit 1651. The profile includes 72 resolved cases, a 54.2% allowance rate, and a 54.0% interview lift. The median time to allowance is 1176 days. The limited resolved-case base warrants care in treating these measures as a stable long-term pattern.

Listed companies include Wacker Chemie AG, The Brigham and Women's Hospital Inc., and CJ CheilJedang Corporation. Listed firms include FOLEY & LARDNER LLP, Kilpatrick Townsend & Stockton LLP - West Coast, and Morgan, Lewis & Bockius LLP (WA). Interview preparation is a notable strategic consideration.

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

Performance Statistics

54.2%
Allow Rate
-10.8% vs TC avg
106
Total Applications
+54.0%
Interview Lift
1176
Avg Prosecution Days
Based on 72 resolved cases, 2023–2026

Rejection Statute Breakdown

10.4%
§101 Eligibility
12.8%
§102 Novelty
38.5%
§103 Obviousness
33.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18847617 CARBAMOYL-PHOSPHATE SYNTHETASE LARGE SUBUNIT VARIANT AND L-ORNITHINE PRODUCTION METHOD USING SAME Non-Final OA CJ CHEILJEDANG CORPORATION
17742035 PRODUCTION METHOD FOR LIPID PARTICLES IN LIQUID AND METHOD FOR CULTURING MICROORGANISMS Final Rejection KANEKA CORPORATION
18551182 MODIFIED HOST CELLS FOR HIGH EFFICIENCY PRODUCTION OF VANILLIN Final Rejection AMYRIS , INC.
17769452 METHOD FOR EVALUATING DRUG TOXICITY Non-Final OA Takeda Pharmaceutical Company Limited

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Frequently Asked Questions

What is examiner Rachel E Martin's allowance rate?

54.2% of resolved applications examined by Rachel E Martin were allowed (72 resolved cases), compared with 31.6% across Art Unit 1651 over the last five years.

Does an interview help with examiner Rachel E Martin?

This examiner's interview lift is +54.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Rachel E Martin take to allow a patent?

Applications allowed by Rachel E Martin took 1,176 days on average from filing to allowance.

Which art unit does examiner Rachel E Martin work in?

Rachel E Martin examines applications in Art Unit 1651 in Tech Center 1700 (Chemistry & Materials).

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