Prosecution Insights
Last updated: April 19, 2026

Examiner: SU, XIAOWEI

Tech Center 1700 • Art Units: 1733

This examiner grants 71% of resolved cases

Performance Statistics

71.1%
Allow Rate
+6.1% vs TC avg
814
Total Applications
+12.1%
Interview Lift
1247
Avg Prosecution Days
Based on 741 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
12.9%
§102 Novelty
47.0%
§103 Obviousness
23.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19289149 DOUBLE COLD ROLLED NON-ORIENTED ELECTRICAL STEEL AND A METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL THEREOF Final Rejection ArcelorMittal
19287874 NON-ORIENTED ELECTRICAL STEEL AND A METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL THEREOF Final Rejection ArcelorMittal
19284953 NON-ORIENTED ELECTRICAL STEEL AND A METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL THEREOF Non-Final OA ArcelorMittal
19283315 NON-ORIENTED ELECTRICAL STEEL AND A METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL THEREOF Final Rejection ArcelorMittal
19283298 NON-ORIENTED ELECTRICAL STEEL AND A METHOD OF MANUFACTURING NON-ORIENTED ELECTRICAL STEEL THEREOF Final Rejection ArcelorMittal
18011915 HIGH-ENTROPY ALLOY AND METHOD OF HEAT-TREATING SAME Non-Final OA LG ELECTRONICS INC.
18140584 ULTRA-HIGH-STRENGTH COLD-ROLLED PLATED STEEL SHEET AND METHOD FOR MOLDING THE SAME Final Rejection KIA CORPORATION
17344676 MAGNET AND METHOD FOR PRODUCING MAGNET Non-Final OA CANON KABUSHIKI KAISHA
17796389 HOT ISOSTATIC PRESSING HEAT TREATMENT OF BARS MADE FROM TITANIUM ALUMINIDE ALLOY FOR LOW-PRESSURE TURBINE BLADES FOR A TURBOMACHINE Non-Final OA Safran Aircraft Engines
18281903 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF Non-Final OA NIPPON STEEL CORPORATION
18278326 STEEL SHEET, STEEL MEMBER, AND COATED STEEL MEMBER Non-Final OA NIPPON STEEL CORPORATION
18039682 HOT-ROLLED STEEL SHEET Final Rejection NIPPON STEEL CORPORATION
18033112 WOUND CORE Final Rejection NIPPON STEEL CORPORATION
17438939 FERRITIC HEAT-RESISTANT STEEL Non-Final OA NIPPON STEEL CORPORATION
18112238 NANOGRANULAR MAGNETIC FILM AND ELECTRONIC COMPONENT Non-Final OA TDK CORPORATION
17980804 R-T-B BASED PERMANENT MAGNET Final Rejection TDK Corporation
17779619 R-T-B BASED PERMANENT MAGNET Non-Final OA TDK CORPORATION
18700425 CU-AG ALLOY WIRE AND METHOD FOR PRODUCING THE SAME Non-Final OA SWCC Corporation
18127338 SINTERED RARE-EARTH MAGNET AND METHOD OF MANUFACTURE Final Rejection Shin-Etsu Chemical Co., Ltd.
17741843 RARE EARTH SINTERED MAGNET AND MAKING METHOD Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
17736347 FE-BASED ALLOY AND ELECTRONIC COMPONENT INCLUDING THE SAME Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18268441 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR Non-Final OA POSCO Co., Ltd.
18267082 HIGH STRENGTH STEEL SHEET HAVING EXCELLENT WORKABILITY AND METHOD FOR MANUFACTURING SAME Non-Final OA POSCO CO., LTD
18038757 STEEL MATERIAL FOR SEISMIC DAMPER HAVING SUPERIOR IMPACT TOUGHNESS, AND MANUFACTURING METHOD FOR SAME Non-Final OA POSCO Co., Ltd
18367077 WIRE MATERIAL AND GUIDE WIRE Non-Final OA ASAHI INTECC CO., LTD.
18216463 PRODUCTION OF PERMANENT MAGNETS USING ELECTROPHORETIC DEPOSITION Non-Final OA Lawrence Livermore National Security, LLC
18561053 METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET Non-Final OA JFE STEEL CORPORATION
18549921 CLAD STEEL PLATE, MEMBER, AND PRODUCTION METHODS FOR SAME Non-Final OA JFE STEEL CORPORATION
18547692 METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND HOT-ROLLED STEEL SHEET FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET Non-Final OA JFE STEEL CORPORATION
18248524 SOFT MAGNETIC IRON Non-Final OA JFE STEEL CORPORATION

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