Prosecution Insights
Last updated: October 02, 2026

Examiner: SINGH, SUNIL K

Tech Center 3700 • Art Units: 3722 3732

This examiner grants 39% of resolved cases

Analysis

Sunil K. Singh has resolved 423 cases in Art Unit 3722. The 39.0% allowance rate is low, suggesting a more difficult path to grant than many other units in Tech Center 3700. Practitioners should be prepared for a rigorous examination and potential multiple rejections.

The median days to allowance is 1411, which reflects a long and potentially arduous prosecution cycle. An interview lift pct of 26.3% suggests that interviews are a helpful tactic for improving the chances of success. This lift indicates that direct communication can be a productive way to address the examiner's concerns. Given the low base allowance rate, an interview is a strategic necessity to overcome hurdles and secure a patent. The data suggests that persistence and direct engagement are key to navigating this examiner's requirements. Success requires a proactive approach to resolving office actions.

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

Performance Statistics

39.0%
Allow Rate
-31.0% vs TC avg
443
Total Applications
+26.3%
Interview Lift
1411
Avg Prosecution Days
Based on 423 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
25.8%
§102 Novelty
52.5%
§103 Obviousness
14.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18636870 MILLING CUTTER Non-Final OA Kia Corporation
17725159 TOOL PART AND METHOD FOR PRODUCING A TOOL PART OF THIS KIND Final Rejection MAPAL Fabrik für Präzisionswerkzeuge Dr. Kress KG

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