Prosecution Insights
Last updated: October 02, 2026

Examiner: ATTEL, NINA KAY

Tech Center 3700 • Art Units: 3731 3734 3782

This examiner grants 41% of resolved cases

Analysis

Nina Kay Attel is an examiner in Tech Center 3700 and Art Unit 3731. She has managed 593 resolved cases, offering a broad data set for evaluating prosecution trends. The allowance rate of 41.3 percent suggests a challenging environment where many applications are abandoned. Successful applications reach allowance in a median of 1179 days, which is a key metric for applicants to consider. This 1179-day duration provides a realistic expectation for the length of the prosecution process.

The interview lift of 27.9 percent indicates that verbal communication with the examiner can notably improve the chances of a grant. This 27.9 percent lift is an important consideration given the 41.3 percent baseline allowance rate. For the 593 resolved cases, the data suggests that interviews are an effective way to navigate the rigors of Art Unit 3731. Practitioners should use the 1179-day median to plan their resources and consider the lift as a strategic advantage. Engaging the examiner directly may be the best path toward a successful outcome.

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

Performance Statistics

41.4%
Allow Rate
-28.6% vs TC avg
636
Total Applications
+27.8%
Interview Lift
1179
Avg Prosecution Days
Based on 594 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
17.6%
§102 Novelty
54.3%
§103 Obviousness
24.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19098615 BAG ASSEMBLY HAVING A FRONT PANEL ZIPPER ASSEMBLY AND TEAR STRIP Non-Final OA Illinois Tool Works Inc.
18604215 FLEXIBLE ENCLOSURE HAVING A TEAR STRIP Non-Final OA Illinois Tool Works Inc.
18810955 CONSUMER PRODUCTS AND METHODS FOR OPERATING THE SAME Final Rejection The Procter & Gamble Company
18811077 CONTAINER BLANKS, METHODS OF FOLDING THE SAME, AND USES OF A CONTAINER THEREBY OBTAINED Final Rejection The Procter & Gamble Company
18654142 LID TOP SYMMETRY Non-Final OA The Procter & Gamble Company
18612861 COLLECTION BAG FOR RECEIVING A COLLECTED MATERIAL Final Rejection Andreas Stihl AG & Co. KG
18580615 BLANK FOR MANUFACTURING A DEVICE FOR PACKAGING AT LEAST ONE WINDSCREEN WIPER BLADE, AND CORRESPONDING PACKAGING DEVICE Non-Final OA VALEO SYSTÈMES D'ESSUYAGE
19103401 Divider Construct For Trays, Related Systems And Methods Non-Final OA Graphic Packaging International, LLC
18053086 BLANK WITH WIDE PANELS AND NARROW PANELS, AND PACKAGE WITH BLANK Final Rejection Altria Client Services LLC
18610521 BAG COMPONENT FOR A PRODUCT, METHOD FOR MANUFACTURING A BAG COMPONENT, AND FORMING TOOL Non-Final OA B. Braun Melsungen AG
18722634 PACKAGING BAG AND USE OF THE PACKAGING BAG Non-Final OA Mondi AG
17501849 SEMI-RIGID CARTON POUCH PACKAGE Non-Final OA SFC GLOBAL SUPPLY CHAIN, INC.

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