Prosecution Insights
Last updated: October 26, 2026

Dilnessa B Belay, USPTO Patent Examiner

Listed by the USPTO as BELAY, DILNESSA B

Tech Center 3700 • Art Units: 3761

This examiner grants 63% of resolved cases

Analysis

BELAY, Dilnessa B has resolved 230 cases in Tech Center 3700 and shows a 62.6% allowance rate. The 24.9% interview lift supports using examiner interviews to address substantive issues and clarify claim distinctions. The median time to allowance is 1255 days, so applicants should coordinate interview timing with a prosecution plan that allows for extended pendency.

Illinois Tool Works Inc., Trumpf SE + Co. KG, and Safran S.A. are the leading companies. BACON & THOMAS, PLLC, Barley Snyder, and BIRCH STEWART KOLASCH & BIRCH, LLP are the leading firms. For art unit 3761, focused technical explanations and precise follow-up may be useful.

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

Performance Statistics

62.6%
Allow Rate
-7.4% vs TC avg
264
Total Applications
+24.9%
Interview Lift
1255
Avg Prosecution Days
Based on 230 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
19.6%
§102 Novelty
52.3%
§103 Obviousness
23.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17415212 MANUFACTURING DEVICE Non-Final OA SAFRAN
18256803 COOKING APPLIANCE Non-Final OA LG Electronics Inc.
18804263 SCREW ANCHORS AND MANUFACTURING METHODS Final Rejection BLACK & DECKER INC.
18587639 METHODS AND APPARATUS TO CONTROL TIG WELDING Non-Final OA Illinois Tool Works Inc.
18432358 SYSTEM AND METHOD FOR CONDITIONING AN OUTPUT OF A WELDING TYPE POWER SUPPLY Non-Final OA Illinois Tool Works Inc.
18419815 Induction Soldering Method for Terminating Terminals to FFC/PFC Cables to Various Terminals Non-Final OA TE Connectivity Solutions GmbH
18609620 LASER PROCESSING APPARATUS Non-Final OA DISCO CORPORATION

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Frequently Asked Questions

What is examiner Dilnessa B Belay's allowance rate?

62.6% of resolved applications examined by Dilnessa B Belay were allowed (230 resolved cases), compared with 57.7% across Art Unit 3761 over the last five years.

Does an interview help with examiner Dilnessa B Belay?

This examiner's interview lift is +24.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Dilnessa B Belay take to allow a patent?

Applications allowed by Dilnessa B Belay took 1,255 days on average from filing to allowance.

Which art unit does examiner Dilnessa B Belay work in?

Dilnessa B Belay examines applications in Art Unit 3761 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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