Prosecution Insights
Last updated: August 18, 2026

Examiner: PULLEN, NIKOLAS TAKUYA

Tech Center 1700 • Art Units: 1733 1738 1784

This examiner grants 53% of resolved cases

Performance Statistics

53.0%
Allow Rate
-12.0% vs TC avg
161
Total Applications
+12.3%
Interview Lift
1174
Avg Prosecution Days
Based on 115 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
13.3%
§102 Novelty
46.3%
§103 Obviousness
34.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17046417 METHOD FOR RECOVERING ACTIVE METALS FROM LITHIUM SECONDARY BATTERY Non-Final OA SK INNOVATION CO., LTD.
18090674 LITHIUM EXTRACTION APPARATUS AND LITHIUM EXTRACTION METHOD Non-Final OA BYD COMPANY LIMITED
18699957 Solution Circulations in a Process for Calcination and Leaching of a Lithium-Containing Mineral Non-Final OA METSO FINLAND OY
18697090 BAINITE STEEL AND PREPARATION METHOD THEREFOR Non-Final OA BAOSHAN IRON & STEEL CO., LTD.
18669761 HIGH THERMAL CONDUCTIVITY, LOW THERMAL EXPANSION COMPOSITES Non-Final OA The Research Foundation for The State University of New York
17908442 MECHANICAL AUGER RECIRCULATION WELL Final Rejection PYROTEK, INC.

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