Prosecution Insights
Last updated: April 19, 2026

Examiner: LUK, VANESSA TIBAY

Tech Center 1700 • Art Units: 1733 1793

This examiner grants 54% of resolved cases

Performance Statistics

53.9%
Allow Rate
-11.1% vs TC avg
764
Total Applications
+27.9%
Interview Lift
1450
Avg Prosecution Days
Based on 714 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
8.5%
§102 Novelty
53.8%
§103 Obviousness
26.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18265316 Low density cold rolled and annealed steel sheet, method of production thereof and use of such steel to produce vehicle parts Non-Final OA ArcelorMittal
17785611 Metal powder for additive manufacturing Non-Final OA ArcelorMittal
17247358 METHOD FOR PRODUCING A HIGH STRENGTH COATED STEEL SHEET HAVING IMPROVED STRENGTH AND DUCTILITY AND OBTAINED SHEET Non-Final OA ARCELORMITTAL
18328824 TARGET ION RECOVERY FROM EARTH MATERIAL Non-Final OA Schlumberger Technology Corporation
17713857 LEAD-FREE SOLDER MATERIAL, LAYER STRUCTURE, METHOD OF FORMING A SOLDER MATERIAL, AND METHOD OF FORMING A LAYER STRUCTURE Non-Final OA Infineon Technologies AG
18259669 CONDUCTIVE METAL PARTICLE PRODUCTION METHOD Final Rejection PROTERIAL, LTD.
17612763 PRODUCTION METHOD FOR NANOCRYSTALLINE ALLOY RIBBON HAVING RESIN FILM Non-Final OA Proterial, Ltd.
17272716 A 3-D PRINTING METHOD AND A 3-D PRINTOUT Final Rejection Siemens Aktiengesellschaft
17921335 THREE-DIMENSIONAL (3D) PRINTING Final Rejection Hewlett-Packard Development Company, L.P.
17041165 BLADE MANUFACTURING METHOD Non-Final OA MITSUBISHI HEAVY INDUSTRIES AERO ENGINES, LTD.
18268387 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME Non-Final OA POSCO Co., Ltd
18267237 STEEL WIRE WITH IMPROVED DRAWABILITY, AND MANUFACTURING METHOD THEREFOR Final Rejection POSCO CO., LTD.
18102517 BIMODAL CEMENTED CARBIDE POWDERS FOR ADDITIVE MANUFACTURING AND STRUCTURED BODIES MADE THEREFROM Non-Final OA Kennametal Inc.
18258327 METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET Final Rejection JFE STEEL CORPORATION
17313010 METHOD FOR OPERATING A DEVICE FOR ADDITIVE MANUFACTURE OF A THREE-DIMENSIONAL OBJECT Final Rejection TRUMPF Laser- und Systemtechnik GmbH
18358369 METHOD AND APPARATUS FOR FORMING INTERNAL STRUCTURES OF THREE-DIMENSIONAL (3D) OBJECTS Non-Final OA XEROX CORPORATION
18259898 Low-Magnetostrictive Oriented Silicon Steel and Manufacturing Method Therefor Non-Final OA BAOSHAN IRON & STEEL CO., LTD.
18043116 980 MPA-GRADE ULTRA-LOW-CARBON MARTENSITE AND RETAINED AUSTENITE ULTRA-HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR Final Rejection BAOSHAN IRON & STEEL CO., LTD.
18043100 980 MPA-GRADE FULL-BAINITE ULTRA-HIGH HOLE EXPANSION STEEL AND MANUFACTURING METHOD THEREFOR Final Rejection BAOSHAN IRON & STEEL CO., LTD.
16639227 METHOD AND DEVICE FOR ADDITIVE PRODUCTION OF AT LEAST ONE COMPONENT LAYER OF A COMPONENT, AND STORAGE MEDIUM Final Rejection EOS GmbH Electro Optical Systems
17677343 MAGNETIC RIBBON AND MAGNETIC CORE USING SAME Non-Final OA Niterra Materials Co., Ltd.
16720100 PROCESS FOR BRAZING OF ALUMINUM ALLOYS AND A FLUX Final Rejection SOLVAY SA
18037991 Method for treating molten metals and/or slags in metallurgical baths and metallurgical plant for treating molten metals Final Rejection SMS group GmbH
18135553 6XXX ALUMINUM ALLOYS Non-Final OA ARCONIC TECHNOLOGIES LLC
18252917 HIGH-TEMPERATURE FORMING TOOL Final Rejection PLANSEE SE
17339619 HIGH-STRENGTH COLD ROLLED STEEL SHEET WITH LOW MATERIAL NON-UNIFORMITY AND EXCELLENT FORMABILITY, HOT DIPPED GALVANIZED STEEL SHEET, AND MANUFACTURING METHOD THEREFOR Non-Final OA POSCO
18340248 GAS-ASSISTED MICROFLOW EXTRACTION (GAME) SYSTEM PATENT Non-Final OA Phinix, LLC
18336062 METHOD FOR MANUFACTURING EQUAL-HARDNESS CR5 BACK UP ROLL Non-Final OA SINOSTEEL XINGTAI MACHINERY & MILL ROLL CO., LTD.
18208316 BICYCLE SEAT RAIL MANUFACTURING METHOD Final Rejection JIA GOANG ENTERPRISE CO., LTD.
18197237 NON-TOXIC AND ENVIRONMENTALLY FRIENDLY METHOD OF RECYCLING ACID MINE DRAINAGE (AMD) SLUDGE, LATERITE, AND SOIL TO SELECTIVELY EXTRACT RARE EARTH AND CRITICAL MINERALS Non-Final OA MATERIA USA LLC

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