Prosecution Insights
Last updated: May 29, 2026

Examiner: ALANKO, ANITA KAREN

Tech Center 3700 • Art Units: 1713 1716 1792 3794

This examiner grants 70% of resolved cases

Performance Statistics

69.6%
Allow Rate
At TC average
718
Total Applications
-17.7%
Interview Lift
1095
Avg Prosecution Days
Based on 685 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
9.9%
§102 Novelty
67.7%
§103 Obviousness
10.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18640332 SUBSTRATE PROCESSING APPARATUS AND A SUBSTRATE PROCESSING METHOD USING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
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
18299850 PATTERNING PLATINUM BY ALLOYING AND ETCHING PLATINUM ALLOY Non-Final OA Texas Instruments Incorporated
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.
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
17965554 TREATMENT LIQUID, CHEMICAL MECHANICAL POLISHING METHOD, AND METHOD FOR TREATING SEMICONDUCTOR SUBSTRATE Final Rejection FUJIFILM Corporation
18391618 CHEMICAL ETCHING METHOD USING A METAL CATALYST Final Rejection UIF (University Industry Foundation), Yonsei University
18066078 IN-SITU DIAGNOSIS OF PLASMA SYSTEM Non-Final OA Tokyo Electron Limited
18607272 COMPOSITION AND METHOD FOR SELECTIVELY ETCHING SILICON NITRIDE Non-Final OA ENTEGRIS, INC.
18515415 Silicon Etching Solution, Method for Treating Substrate, and Method for Manufacturing Silicon Device Non-Final OA Tokuyama 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
18008358 FABRICATION OF OPTICAL ELEMENTS Non-Final OA Board of Regents, The University of Texas System
18696793 POLISHING COMPOSITION Non-Final OA FUJIMI INCORPORATED
18688101 POLISHING COMPOSITION Non-Final OA FUJIMI INCORPORATED
18191652 SILICON ETCHANT AND SILICON ETCHING METHOD Final Rejection TOKYO OHKA KOGYO CO., LTD.
18595963 MICROBLADE STRUCTURE AND METHOD OF TREATING TISSUE Non-Final OA Solta Medical Ireland Limited

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