Prosecution Insights
Last updated: October 02, 2026

Examiner: CROWELL, ANNA M

Tech Center 3700 • Art Units: 1712 1713 1716 1792 3722

This examiner grants 45% of resolved cases

Analysis

Anna M. Crowell has 439 resolved cases in Tech Center 3700 and Art Unit 1712. The examiner has an allowance rate of 44.6 percent. The median days to allowance is 1404, which represents the timeframe for applications that reach a grant under her supervision.

The interview lift is 30.5 percent. This 30.5 percent lift is a significant factor, suggesting that interviews are effective at improving the 44.6 percent allowance rate. The 1404 median days to allowance is based on a large sample of 439 cases, providing a reliable expectation for the duration of prosecution.

With 439 resolved cases, the data highlights the value of oral advocacy. The 30.5 percent interview lift is a key tool for applicants to overcome rejections. Practitioners should use the 44.6 percent allowance rate and 1404 median days to allowance to inform their strategy in Art Unit 1712.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

44.6%
Allow Rate
-25.4% vs TC avg
478
Total Applications
+30.5%
Interview Lift
1404
Avg Prosecution Days
Based on 439 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
16.5%
§102 Novelty
57.7%
§103 Obviousness
13.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18754531 BARRIER LAYER REMOVAL DEVICE AND BARRIER LAYER REMOVAL METHOD Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18587026 ION BEAM ETCHING APPARATUS, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME, AND METHOD FOR TREATING SUBSTRATE USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18453679 SUBSTRATE PROCESSING APPARATUS AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD USING THE SAME Final Rejection Samsung Electronics Co., Ltd.
18133277 PLASMA ETCHING APPARATUS AND OPERATING METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18773858 Vapor Deposition Processes Non-Final OA ASM IP Holding B.V.
18510043 SYSTEMS AND APPARATUS FOR SEMICONDUCTOR EQUIPMENT Non-Final OA ASM IP Holding B.V.
18785878 CANTILEVER WITH ETCH CHAMBER FLOW DESIGN Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18543302 ESC DESIGN WITH ENHANCED TUNABILITY FOR WAFER FAR EDGE PLASMA PROFILE CONTROL Non-Final OA Applied Materials, Inc.
16134200 SYSTEMS AND PROCESSES FOR PLASMA TUNING Final Rejection Applied Materials, Inc.
18792992 APPARATUS FOR PLASMA PROCESSING AND METHOD OF ETCHING Non-Final OA Tokyo Electron Limited
18789854 HYDROPHOBIZATION TREATMENT APPARATUS, HYDROPHOBIZATION TREATMENT METHOD, AND COMPUTER STORAGE MEDIUM Final Rejection Tokyo Electron Limited
18512566 PLASMA PROCESSING APPARATUS AND RF SYSTEM Non-Final OA Tokyo Electron Limited
18240010 PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18360384 SUBSTRATE SUPPORT AND PLASMA PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
17734125 ETCHING METHOD, SUBSTRATE PROCESSING APPARATUS, AND SUBSTRATE PROCESSING SYSTEM Non-Final OA Tokyo Electron Limited
18471002 SUBSTRATE PROCESSING APPARATUS, PLASMA GENERATION APPARATUS, METHOD OF PROCESSING SUBSTRATE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND RECORDING MEDIUM Non-Final OA Kokusai Electric Corporation
17221021 Core-Shell Particles and Composite Material Synthesized Therefrom Non-Final OA Persimmon Technologies Corporation

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