Prosecution Insights
Last updated: October 02, 2026

Examiner: FOSTER, NICHOLAS L

Tech Center 3600 • Art Units: 3617 3674 3675

This examiner grants 75% of resolved cases

Analysis

Examiner Nicholas L Foster works in Tech Center 3600 and Art Unit 3617. There are 767 resolved cases with an allowance rate of 75.4 percent. This percentage provides a metric for the probability of a grant. The median days to allowance is 997. This timeframe is a factor in managing patent applications for clients.

The interview lift is 24.8 percent. For the 767 resolved cases, this lift shows the correlation between interviews and outcomes. The 997 days to allowance serves as a benchmark for pendency. Practitioners can use the 75.4 percent allowance rate and the Art Unit 3617 data to inform strategy for their applications. These metrics from Tech Center 3600 assist in prosecution planning for the office.

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

Performance Statistics

75.4%
Allow Rate
+23.4% vs TC avg
797
Total Applications
+24.8%
Interview Lift
997
Avg Prosecution Days
Based on 767 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
24.6%
§102 Novelty
38.7%
§103 Obviousness
33.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18847976 SEAL COMPRISING A SUCCESSION OF ZONES WITH AND WITHOUT ANTI-FRICTION COATINGS Final Rejection SAFRAN NACELLES
18634181 PISTON RING WITH INTEGRATED ANTI-ROTATION FEATURE Final Rejection Pratt & Whitney Canada Corp.
18576359 FASTENING ARRANGEMENT COMPRISING A THREAD-FORMING SCREW AND A CURED ALUMINATE-CONTAINING INORGANIC COMPOSITION Non-Final OA HILTI AKTIENGESELLSCHAFT
19134210 SEAL ARRANGEMENT Non-Final OA Schaeffler Technologies AG & Co. KG
19166272 SEALING STRUCTURE Non-Final OA NOK CORPORATION
19140759 SEALING DEVICE Non-Final OA NOK CORPORATION
19051154 SEALING STRUCTURES FOR PROCESSING CHAMBERS Non-Final OA Applied Materials, Inc.
18419080 SCREW WITH TOOL-LESS INSTALLATION FEATURES Final Rejection Dell Products L.P.
18676983 Seal Assembly Non-Final OA TE Connectivity Solutions GmbH
18916833 DEVICE FOR COMPENSATING FOR TOLERANCES Non-Final OA WITTE Automotive GmbH

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