Prosecution Insights
Last updated: April 19, 2026

Examiner: SLIFKA, COLIN W

Tech Center 1700 • Art Units: 1732 1793

This examiner grants 66% of resolved cases

Performance Statistics

66.4%
Allow Rate
+1.4% vs TC avg
884
Total Applications
+18.1%
Interview Lift
1171
Avg Prosecution Days
Based on 871 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
12.4%
§102 Novelty
53.0%
§103 Obviousness
23.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18027563 LITHIUM-ION SECONDARY BATTERY NEGATIVE ELECTRODE MIXTURE AND LITHIUM-ION SECONDARY BATTERY Non-Final OA Tohoku University
18599601 USE OF METHANE PYROLYSIS TO DECARBONIZE A HYDROCARBON CRACKING SYSTEM Non-Final OA Chevron Phillips Chemical Company LP
18546125 BATTERY UNIT Non-Final OA ISUZU MOTORS LIMITED
18321553 LITHIUM COMPOSITE OXIDE AND POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY CONTAINING SAME Non-Final OA ECOPRO BM CO., LTD.
18402131 HARDENING ASPHALT FOR ROOFING APPLICATIONS Non-Final OA BMIC LLC
18355761 PRESSURE CONTROL OF BATTERY CELLS Non-Final OA GM Global Technology Operations LLC
18128371 BUTTON CELL Non-Final OA NINGDE AMPEREX TECHNOLOGY LIMITED
18496977 PROCESS FOR PRODUCING LITHIATED TRANSITION METAL OXIDES Non-Final OA BASF Corporation
18316235 BOX, BATTERY, ELECTRICAL DEVICE AND METHOD FOR MANUFACTURING BATTERY Non-Final OA JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED
18122558 GLAZING PANEL CONDITIONING Final Rejection Belron International Limited

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month