Prosecution Insights
Last updated: October 02, 2026

Examiner: SPAMER, DONALD R

Tech Center 1700 • Art Units: 1761 1775 1799

This examiner grants 59% of resolved cases

Analysis

Donald R Spamer oversees examination in Tech Center 1700 and Art Unit 1761, with a total of 573 resolved cases. His allowance rate stands at 59.2%, reflecting a moderate level of difficulty for applicants. However, the most striking figure in this profile is the interview lift of 32.2%. This substantial increase suggests that personal engagement with the examiner is highly effective at moving cases toward allowance. The 573 resolved cases provide a robust foundation for these performance metrics.

The median days to allowance of 1025 provides a clear expectation for the duration of the prosecution process. While the 59.2% allowance rate is the baseline, the 32.2% lift indicates that an interview is a strategic necessity for practitioners looking to improve their odds. Given the 573 resolved cases, this lift is a well-documented trend in Art Unit 1761. Applicants should prepare for the 1025 days of pendency but use the interview as a primary mechanism to overcome rejections. The data suggests that verbal communication significantly bridges the gap between initial rejection and eventual grant, making it a vital component of any strategy.

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

Performance Statistics

59.2%
Allow Rate
-5.8% vs TC avg
599
Total Applications
+32.1%
Interview Lift
1025
Avg Prosecution Days
Based on 574 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
10.7%
§102 Novelty
53.2%
§103 Obviousness
29.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18930383 APPARATUS FOR STERILIZATION AND DEODORIZATION AND REFRIGERATOR HAVING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18958841 LIGHT SOURCE MODULE Non-Final OA TOYODA GOSEI CO., LTD.
18192705 VOLATILE DISPENSING DEVICE WITH DISPENSER MOUNT Final Rejection The Procter & Gamble Company
18782131 VEHICLE AIR CONDITIONING SYSTEM Non-Final OA NGK INSULATORS, LTD.
18872148 DEVICE FOR DISINFECTING AND CLEANING A CATHETER, AND A METHOD THEREOF Non-Final OA GAMBRO LUNDIA AB

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