Last updated: April 19, 2026

Examiner: LEONG, SUSAN DANG

Tech Center 4100 • Art Units: 1700 1721 1724 1754 1756 1795 4100 4141

This examiner grants 64% of resolved cases

Performance Statistics

64.0%

Allow Rate

+4.0% vs TC avg

548

Total Applications

+39.4%

Interview Lift

1205

Avg Prosecution Days

Based on 536 resolved cases, 2023–2026

0.5%

§101 Eligibility

15.0%

§102 Novelty

47.6%

§103 Obviousness

27.2%

§112 Clarity

App #	Title	Status	Assignee
17857238	IMPRINT MOLD, METHOD FOR MANUFACTURING THE SAME AND METHOD FOR MANUFACTURING REPRODUCED IMPRINT MOLD	Non-Final OA	TOHOKU UNIVERSITY
17994230	CATHODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME	Non-Final OA	SK ON CO., LTD.
18114917	NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POROUS LAYER	Non-Final OA	Sumitomo Chemical Company, Limited
18010275	BATTERY FIRE PREVENTION AND DIAGNOSIS SYSTEM	Final Rejection	HYOSUNG HEAVY INDUSTRIES CORPORATION

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