Prosecution Insights
Last updated: October 26, 2026

Marcus E Harcum, USPTO Patent Examiner

Listed by the USPTO as HARCUM, MARCUS E

Tech Center 2800 • Art Units: 2831 2834

This examiner grants 89% of resolved cases

Analysis

Marcus E. Harcum, working in Tech Center 2800 and Art Unit 2831, has handled 584 resolved cases. His allowance rate is 89.4 percent, which is quite high and suggests a favorable outlook for applicants. The median pendency to allowance is 732 days, indicating a relatively quick prosecution cycle. The interview lift stands at 5.5 percent, suggesting that while the 89.4 percent allowance rate is the primary driver of success, interviews can provide a small additional advantage.

Top companies in his docket include Sumitomo Electric Industries Ltd., TE Connectivity Ltd., and Aptiv Technologies AG. Firms like Barley Snyder and Billion & Armitage frequently interact with this examiner. The 732-day median time to allowance is a key metric for practitioners to communicate to clients. With an 89.4 percent allowance rate, the focus for firms is often on refining claims rather than overcoming high rejection hurdles. The 5.5 percent lift indicates that interviews are a useful but often optional tool in this art unit. This examiner's profile reflects an efficient and applicant-friendly approach to patent examination.

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

Performance Statistics

89.4%
Allow Rate
+21.4% vs TC avg
614
Total Applications
+5.5%
Interview Lift
732
Avg Prosecution Days
Based on 584 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
32.4%
§102 Novelty
55.1%
§103 Obviousness
10.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18667672 DATA CONNECTOR ASSEMBLY Non-Final OA Microsoft Technology Licensing, LLC
18854979 SHIELDED ELECTRICALLY CONDUCTIVE PATH Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18790069 ELECTRICAL-CONNECTOR-EQUIPPER CABLE Non-Final OA Sumitomo Electric Industries, Ltd.
18729883 CONNECTOR BRACKET AND WIRING HARNESS Non-Final OA SUMITOMO WIRING SYSTEMS, LTD.
18791840 Terminal Body, Terminal and Connector Non-Final OA Tyco Electronics (Shanghai) Co., Ltd.
18672586 Electrical Connector and Connector Assembly Non-Final OA Tyco Electronics (Shanghai) Co., Ltd.
18432673 DEVICE AND METHOD FOR THE CONTACTING OF A CONDUCTOR Final Rejection LISA DRÄXLMAIER GMBH
18891600 ELECTRICAL TRANSMISSION EQUIPMENT AND MAINTENANCE PROCEDURES Non-Final OA HARTING Electric Stiftung & Co. KG

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Marcus E Harcum's allowance rate?

89.4% of resolved applications examined by Marcus E Harcum were allowed (584 resolved cases), compared with 72.3% across Art Unit 2831 over the last five years.

Does an interview help with examiner Marcus E Harcum?

This examiner's interview lift is +5.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marcus E Harcum take to allow a patent?

Applications allowed by Marcus E Harcum took 732 days on average from filing to allowance.

Which art unit does examiner Marcus E Harcum work in?

Marcus E Harcum examines applications in Art Unit 2831 in Tech Center 2800 (Semiconductors, Circuits & Optics).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month