Prosecution Insights
Last updated: October 10, 2026

Sarah Pihonak, USPTO Patent Examiner

Listed by the USPTO as PIHONAK, SARAH

Tech Center 1600 • Art Units: 1617 1627

This examiner grants 61% of resolved cases

Analysis

Sarah Pihonak is an examiner in Tech Center 1600 and Art Unit 1617. The examiner has a high volume of 1510 resolved cases and an allowance rate of 61.3 percent. This indicates a moderate but consistent likelihood of success. The median days to allowance is 1028, which provides a timeline for the expected duration of prosecution. With 1510 resolved cases, the data is very robust.

The interview lift for this examiner is 42.6 percent. This is an exceptionally high lift, suggesting that interviews are a critical factor in achieving an allowance compared to the 61.3 percent baseline. Practitioners should make interviews a primary strategy to take advantage of the 42.6 percent increase in success probability. The 1028 median days to allowance is a key factor for planning in Art Unit 1617. Overall, the 61.3 percent allowance rate and the 42.6 percent interview lift suggest that proactive engagement is highly effective across the 1510 resolved cases.

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

Performance Statistics

61.4%
Allow Rate
+1.4% vs TC avg
1,551
Total Applications
+42.4%
Interview Lift
1028
Avg Prosecution Days
Based on 1512 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
10.2%
§102 Novelty
39.3%
§103 Obviousness
22.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18579786 COMPOSITIONS COMPRISING CONSTITUENTS, DERIVATIVES OR EXTRACTS OF CANNABIS Non-Final OA Nicoventures Trading Limited
19556454 AMINO ACID COMPOSITIONS Non-Final OA ThermoLife International, LLC
19556470 AMINO ACID COMPOSITIONS Non-Final OA ThermoLife International, LLC
19556505 AMINO ACID COMPOSITIONS Non-Final OA ThermoLife International, LLC
18035578 A Method of Treating Depression by Immune Modulation Non-Final OA The University of British Columbia
18237360 METALLOENZYME MODULATORS Non-Final OA Regents of the University of Minnesota
18370558 TREATMENTS FOR BLOOD-BRAIN BARRIER DYSFUNCTION AND RECURRENT SEIZURES USING NOX/LOX/COX INHIBITORS Final Rejection University of Kentucky Research Foundation
18265660 Method and Composition for Treating Pulmonary Fibrosis Final Rejection MANNKIND CORPORATION
18652776 USE OF TRADIPITANT IN MOTION SICKNESS Non-Final OA Vanda Pharmaceuticals Inc.

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Frequently Asked Questions

What is examiner Sarah Pihonak's allowance rate?

61.4% of resolved applications examined by Sarah Pihonak were allowed (1,512 resolved cases), compared with 34.0% across Art Unit 1617 over the last five years.

Does an interview help with examiner Sarah Pihonak?

This examiner's interview lift is +42.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sarah Pihonak take to allow a patent?

Applications allowed by Sarah Pihonak took 1,028 days on average from filing to allowance.

Which art unit does examiner Sarah Pihonak work in?

Sarah Pihonak examines applications in Art Unit 1617 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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