Prosecution Insights
Last updated: October 26, 2026

Benjamin R Kendall, USPTO Patent Examiner

Listed by the USPTO as KENDALL, BENJAMIN R

Tech Center 2800 • Art Units: 1714 1716 1718 2837 2896

This examiner grants 34% of resolved cases

Analysis

KENDALL, BENJAMIN R is a USPTO patent examiner in tech center 2800 and art unit 1714. The profile covers 490 resolved cases, with an allowance rate of 33.5% and a median of 1435 days to allowance. Interview lift is 21.8%, making direct discussion a relevant option while the allowance and timing figures call for careful preparation of claim amendments and arguments.

Tokyo Electron Limited, Samsung Electronics Co., Ltd., and ASM IP Holding B.V. are the leading companies. The leading firms are Snell & Wilmer (ASM IP Holding B.V.), Xsensus, and IPUSA, P.L.L.C. Practitioners should use interviews to isolate the examiner's concerns, follow with a precise written record, and plan for a prosecution path that may require sustained attention before allowance.

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

Performance Statistics

33.5%
Allow Rate
-34.5% vs TC avg
529
Total Applications
+21.8%
Interview Lift
1435
Avg Prosecution Days
Based on 490 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
10.3%
§102 Novelty
63.8%
§103 Obviousness
23.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18545919 SUBSTRATE PROCESSING APPARATUS Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18235653 SUBSTRATE PROCESSING APPARATUS Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18447479 SUBSTRATE TREATING APPARATUS AND SUBSTRATE TREATING METHOD USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18239176 SYSTEM AND APPARATUS FOR A REACTION CHAMBER Non-Final OA ASM IP Holding B.V.
18129932 GAS-DELIVERY ASSEMBLY AND REACTOR SYSTEM INCLUDING SAME Non-Final OA ASM IP Holding B.V.
17897461 SUBSTRATE PROCESSING APPARATUS INCLUDING IMPEDANCE ADJUSTER Non-Final OA ASM IP Holding B.V.
18010423 OPTIMIZING EDGE RADICAL FLUX IN A DOWNSTREAM PLASMA CHAMBER Non-Final OA LAM RESEARCH CORPORATION
18578100 Equipment For Manufacturing Light-Emitting Device Non-Final OA Semiconductor Energy Laboratory Co., Ltd.
18454234 PIPING, SEMICONDUCTOR MANUFACTURING APPARATUS, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA Kioxia Corporation
19023579 PLACING TABLE AND SUBSTRATE PROCESSING APPARATUS Final Rejection Tokyo Electron Limited
18581954 SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18524015 SUBSTRATE PROCESSING APPARATUS, PLASMA MEASUREMENT METHOD, AND PLASMA REGULATION METHOD Non-Final OA Tokyo Electron Limited
18380776 SYSTEMS AND METHODS FOR IMPROVING PLANARITY USING SELECTIVE ATOMIC LAYER ETCHING (ALE) Non-Final OA Tokyo Electron Limited
18237409 SUBSTRATE PROCESSING METHOD AND SUBSTRATE PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18359783 APPARATUS AND METHOD FOR PLASMA PROCESSING Non-Final OA Tokyo Electron Limited
17747861 PLASMA PROCESSING APPARATUS Non-Final OA TOKYO ELECTRON LIMITED
18366433 CHAMBER COMPONENT FOR IMPROVED CLEANING EFFICIENCY Non-Final OA Applied Materials, Inc.
18206852 ICP SOURCE GAS DELIVERY HUB AND NOZZLE Non-Final OA Applied Materials, Inc.
17961553 HALOGEN-RESISTANT THERMAL BARRIER COATING FOR PROCESSING CHAMBERS Non-Final OA Applied Materials, Inc.
18407368 PLASMA ETCHER WITH EDGE RING AND METHOD OF PROCESSING SEMICONDUCTOR DEVICE USING THE SAME Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.

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Frequently Asked Questions

What is examiner Benjamin R Kendall's allowance rate?

33.5% of resolved applications examined by Benjamin R Kendall were allowed (490 resolved cases), compared with 50.6% across Art Unit 1714 over the last five years.

Does an interview help with examiner Benjamin R Kendall?

This examiner's interview lift is +21.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Benjamin R Kendall take to allow a patent?

Applications allowed by Benjamin R Kendall took 1,435 days on average from filing to allowance.

Which art unit does examiner Benjamin R Kendall work in?

Benjamin R Kendall examines applications in Art Unit 1714 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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