Prosecution Insights
Last updated: October 26, 2026

Andrew L Tank, USPTO Patent Examiner

Listed by the USPTO as TANK, ANDREW L

Tech Center 2100 • Art Units: 2141 2142 2144 2147 2165 2171 2173 2175 2179

This examiner grants 69% of resolved cases

Analysis

TANK, ANDREW L examines in tech center 2100 and art unit 2141. The profile records 561 resolved cases, a 68.6% allowance rate, and a median of 1412 days to allowance. Interview lift is 30.3%, showing a meaningful interview-related signal within the observed prosecution outcomes.

The leading companies are Microsoft Technology Licensing, LLC, Dell Products L.P., and Samsung Electronics Co., Ltd. The listed firms are AMIN, TUROCY & WATSON, LLP, CANTOR COLBURN LLP, and FisherBroyles, LLP - MAIN CN. Practitioners should account for the extended median timing and consider interviews as one component of a broader response strategy.

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

Performance Statistics

68.6%
Allow Rate
+13.6% vs TC avg
593
Total Applications
+30.3%
Interview Lift
1412
Avg Prosecution Days
Based on 561 resolved cases, 2023–2026

Rejection Statute Breakdown

10.7%
§101 Eligibility
27.5%
§102 Novelty
41.9%
§103 Obviousness
12.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18373874 ELECTRONIC DEVICE FOR PROCESSING HANDWRITING INPUT ON BASIS OF LEARNING, OPERATION METHOD THEREOF, AND STORAGE MEDIUM Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18622524 USER INTERFACE FOR INITIATING A TELEPHONE CALL Final Rejection Apple Inc.
18285977 OPTIMIZING OFF-CHIP MEMORY ACCESSES ON A NEURAL NETWORK HARDWARE ACCELERATOR Non-Final OA Google LLC
18207459 INFORMATION PROCESSING APPARATUS, DETERMINATION METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
18759847 DATA ANALYSIS PIPELINE ENGINE IN A DATA INTELLIGENCE SYSTEM Non-Final OA Microsoft Technology Licensing, LLC
18474943 DIRECT FIXED POINT TO FIXED POINT DATA CONVERSION APPROXIMATING FLOATING POINT PRECISION IN HARDWARE ACCELERATOR Non-Final OA Microsoft Technology Licensing, LLC
18056412 MANIPULATION OF A PERSISTENT DISPLAY OF SHARED CONTENT Final Rejection Microsoft Technology Licensing, LLC
18377315 MULTI-OBJECTIVE AUTO TUNING FOR LAYER FUSION AND TENSOR TILING ON MULTI-LEVEL CACHE HIERARCHY Non-Final OA MEDIATEK INC.
18187939 RULE VISUALIZATION Non-Final OA Ford Global Technologies, LLC
18213307 RANKING ITEMS FOR PRESENTATION IN A USER INTERFACE Final Rejection Roblox Corporation
18345016 CONFIGURING A LOAD CONTROL SYSTEM Final Rejection Lutron Technology Company LLC
18483348 SENSITIVITY SCORE FOR DRIFT DETECTION OF MACHINE LEARNING MODELS Non-Final OA Dell Products L.P.
18015162 METHOD AND APPARATUS FOR CONCEPT DRIFT MITIGATION Final Rejection ASML NETHERLANDS B.V.

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Frequently Asked Questions

What is examiner Andrew L Tank's allowance rate?

68.6% of resolved applications examined by Andrew L Tank were allowed (561 resolved cases), compared with 26.4% across Art Unit 2141 over the last five years.

Does an interview help with examiner Andrew L Tank?

This examiner's interview lift is +30.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Andrew L Tank take to allow a patent?

Applications allowed by Andrew L Tank took 1,412 days on average from filing to allowance.

Which art unit does examiner Andrew L Tank work in?

Andrew L Tank examines applications in Art Unit 2141 in Tech Center 2100 (Computing & Software).

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