Prosecution Insights
Last updated: April 19, 2026

Examiner: ALANKO, ANITA KAREN

Tech Center 1700 • Art Units: 1713 1716 1792

This examiner grants 69% of resolved cases

Performance Statistics

69.4%
Allow Rate
+4.4% vs TC avg
713
Total Applications
-17.2%
Interview Lift
1135
Avg Prosecution Days
Based on 677 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
20.7%
§102 Novelty
45.1%
§103 Obviousness
20.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18610982 METHOD OF MANUFACTURING CHEMICAL MECHANICAL POLISHING SLURRY AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18376034 ETCHING GAS AND ETCHING METHOD USING THE SAME Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18688600 Microfabricated Multiemitter Electrospray Thrusters Non-Final OA The Regents of the University of California
18698175 METHOD FOR PREPARING METAL MESH AND METHOD FOR PREPARING ANTENNA Non-Final OA BOE Technology Group Co., Ltd.
18291913 SENSING DEVICE AND PREPARATION METHOD THEREFOR Non-Final OA BOE Technology Group Co., Ltd.
18299850 PATTERNING PLATINUM BY ALLOYING AND ETCHING PLATINUM ALLOY Non-Final OA Texas Instruments Incorporated
17965554 TREATMENT LIQUID, CHEMICAL MECHANICAL POLISHING METHOD, AND METHOD FOR TREATING SEMICONDUCTOR SUBSTRATE Final Rejection FUJIFILM Corporation
18313607 MASK ASSEMBLY, METHOD OF MANUFACTURING MASK ASSEMBLY, AND METHOD OF MANUFACTURING DISPLAY APPARATUS Non-Final OA Samsung Display Co., Ltd.
18316423 SINGLE CRYSTAL SILICON SUBSTRATE, LIQUID DISCHARGE HEAD, AND METHOD FOR MANUFACTURING SINGLE CRYSTAL SILICON SUBSTRATE Non-Final OA SEIKO EPSON CORPORATION
19177677 CHEMICAL MECHANICAL POLISHING METHOD Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18008358 FABRICATION OF OPTICAL ELEMENTS Non-Final OA Board of Regents, The University of Texas System
18611755 ETCHING METHOD AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
19109380 PRODUCTION METHOD FOR ETCHING LIQUID COMPOSITION Non-Final OA Kao Corporation
18031801 ETCHING GAS, METHOD FOR PRODUCING SAME, ETCHING METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE Non-Final OA Resonac Corporation
18031471 ETCHING GAS, METHOD FOR PRODUCING SAME, ETCHING METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE Non-Final OA Resonac Corporation
18696009 Triazole- And/Or Triazolium-Based Polymers And Copolymers As Additives For Chemical Mechanical Planarization Slurries Non-Final OA Versum Materials US, LLC
18191652 SILICON ETCHANT AND SILICON ETCHING METHOD Final Rejection TOKYO OHKA KOGYO CO., LTD.
18696793 POLISHING COMPOSITION Non-Final OA FUJIMI INCORPORATED
18605224 POLISHING COMPOSITION, POLISHING METHOD AND METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE Non-Final OA FUJIMI INCORPORATED
18688101 POLISHING COMPOSITION Non-Final OA FUJIMI INCORPORATED
18616347 POLISHING COMPOSITIONS AND METHODS OF USE THEREOF Non-Final OA Fujifilm Electronic Materials U.S.A., Inc.
18626373 METHOD OF MANUFACTURING SEMICONDUCTOR STRUCTURE Non-Final OA NANYA TECHNOLOGY CORPORATION
18686826 GENERATION OF MULTILINE ETCH SUBSTRATES Non-Final OA Geminatio, Inc.

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