Prosecution Insights
Last updated: October 27, 2026

David Andrew Hopkins, USPTO Patent Examiner

Listed by the USPTO as HOPKINS, DAVID ANDREW

Tech Center 2100 • Art Units: 2122 2128 2147 2186 2188

This examiner grants 32% of resolved cases

Analysis

HOPKINS, DAVID ANDREW is assigned to Tech Center 2100 and Art Unit 2122. The record contains 234 resolved cases, with a 32.1% allowance rate and a median of 1382 days to allowance. The 37.7% interview lift indicates a higher allowance outcome for cases involving interviews in the recorded data.

Halliburton Energy Services Inc., The Regents of the University of Michigan, and GM Cruise Holdings LLC are the listed companies. The listed firms are GREENBERG TRAURIG, LLP (BOS), MARSHALL, GERSTEIN & BORUN LLP, and Artegis Law Group, LLP. The allowance rate indicates that prosecution may require careful claim positioning and sustained response work. The interview measure supports considering a prepared examiner discussion, while the median timing calls for early planning around prosecution duration and available claim strategies.

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

Performance Statistics

32.1%
Allow Rate
-22.9% vs TC avg
272
Total Applications
+37.7%
Interview Lift
1382
Avg Prosecution Days
Based on 234 resolved cases, 2023–2026

Rejection Statute Breakdown

25.9%
§101 Eligibility
9.4%
§102 Novelty
34.0%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18125499 BOREHOLE FLUID FLOW MODELLING USING DYNAMIC PRESSURE BOUNDARY Non-Final OA Halliburton Energy Services, Inc.
17550064 System to Correlate Suitable Slurry Designs with Petrophysical While-Drilling Measurements in Real Time Non-Final OA Halliburton Energy Services, Inc.
17987411 SYSTEMS AND METHODS FOR SEMI-DISCRETE MODELING OF PROGRESSIVE DAMAGE AND FAILURE IN COMPOSITE LAMINATE MATERIALS Final Rejection THE REGENTS OF THE UNIVERSITY OF MICHIGAN
17987417 SYSTEMS AND METHODS FOR SEMI-DISCRETE MODELING OF DELAMINATION MIGRATION IN COMPOSITE LAMINATE MATERIALS Final Rejection THE REGENTS OF THE UNIVERSITY OF MICHIGAN
18103091 STATE TRANSITION MATRIX-BASED POWER SYSTEM SIMULATION Final Rejection X Development LLC
18187472 Petrophysical Modeling of a Subterranean Formation Non-Final OA Saudi Arabian Oil Company
18144277 MATERIAL PROCESSING MODELING Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
17127500 TECHNIQUES FOR AUTOMATICALLY GENERATING FRAME GRIDS FOR STRUCTURAL SYSTEMS OF BUILDINGS Final Rejection AUTODESK, INC.
18319666 EMULATED DEVICE MANAGEMENT SYSTEM Non-Final OA Dell Products L.P.
18093666 SIMULATION TEST VALIDATION Final Rejection GM Cruise Holdings LLC
18074016 ATTRIBUTION OF REPRODUCIBILITY RESULTS OF AUTONOMOUS VEHICLE SUBSYSTEM Final Rejection GM Cruise Holdings LLC
18184796 Bone Resection Scoring and Planning Non-Final OA Stryker Australia PTY LTD

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Frequently Asked Questions

What is examiner David Andrew Hopkins's allowance rate?

32.1% of resolved applications examined by David Andrew Hopkins were allowed (234 resolved cases), compared with 31.6% across Art Unit 2122 over the last five years.

Does an interview help with examiner David Andrew Hopkins?

This examiner's interview lift is +37.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David Andrew Hopkins take to allow a patent?

Applications allowed by David Andrew Hopkins took 1,382 days on average from filing to allowance.

Which art unit does examiner David Andrew Hopkins work in?

David Andrew Hopkins examines applications in Art Unit 2122 in Tech Center 2100 (Computing & Software).

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