Prosecution Insights
Last updated: October 26, 2026

Marcela Shirsat, USPTO Patent Examiner

Listed by the USPTO as SHIRSAT, MARCELA

Tech Center 3700 • Art Units: 3775 3776 3794

This examiner grants 74% of resolved cases

Performance Statistics

73.8%
Allow Rate
+3.8% vs TC avg
713
Total Applications
+18.9%
Interview Lift
1081
Avg Prosecution Days
Based on 684 resolved cases, 2023–2026

Rejection Statute Breakdown

4.8%
§101 Eligibility
18.5%
§102 Novelty
45.5%
§103 Obviousness
25.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18761671 Modular Aiming Block for Targeting System Final Rejection Stryker European Operations Limited
19206545 Bone Preparation Device Non-Final OA Stryker Corporation
19225664 Bone Resection Template Non-Final OA Howmedica Osteonics Corp.
18926682 HUMERAL FIXATION PLATES Final Rejection HOWMEDICA OSTEONICS CORP.
18754475 SYSTEMS AND METHODS RELATING TO SURGICAL STAPLES AND SURGICAL STAPLE INSERTERS Non-Final OA GLOBUS MEDICAL, INC.
18607820 HUMERUS AND ULNA STABILIZATION SYSTEMS Final Rejection GLOBUS MEDICAL, INC.
18530799 DISTAL RADIUS IMPLANTS AND INSTRUMENTS Final Rejection GLOBUS MEDICAL, INC.
18467780 TARGETED PLATE-NAIL CONSTRUCTS Final Rejection GLOBUS MEDICAL, INC.
19093527 EXTRACTOR DEVICE Non-Final OA Shukla Medical

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Frequently Asked Questions

What is examiner Marcela Shirsat's allowance rate?

73.8% of resolved applications examined by Marcela Shirsat were allowed (684 resolved cases), compared with 72.3% across Art Unit 3775 over the last five years.

Does an interview help with examiner Marcela Shirsat?

This examiner's interview lift is +18.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Marcela Shirsat take to allow a patent?

Applications allowed by Marcela Shirsat took 1,081 days on average from filing to allowance.

Which art unit does examiner Marcela Shirsat work in?

Marcela Shirsat examines applications in Art Unit 3775 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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