Prosecution Insights
Last updated: October 26, 2026

David Alexander Wambst, USPTO Patent Examiner

Listed by the USPTO as WAMBST, DAVID ALEXANDER

Tech Center 2600 • Art Units: 2663

This examiner grants 70% of resolved cases

Analysis

WAMBST, DAVID ALEXANDER is assigned to Tech Center 2600 and Art Unit 2663. The record covers 40 resolved cases, with a 70.0% allowance rate and a median of 1116 days to allowance. The figures indicate a majority allowance outcome, but the median timing shows that allowance may require a prosecution period extending beyond three years.

The interview lift of 46.2% indicates a strong positive association between interviews and allowance. The leading companies are Samsung Electronics Co., Ltd., Robert Bosch GmbH, and Airbus SAS. The leading firms are AMPACC Law Group, PLLC, BakerHostetler, and Foley & Lardner LLP. Because the case history is limited, practitioners should treat the profile as directional and emphasize detailed preparation for interviews and written responses.

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

Performance Statistics

70.0%
Allow Rate
+8.0% vs TC avg
71
Total Applications
+46.2%
Interview Lift
1116
Avg Prosecution Days
Based on 40 resolved cases, 2023–2026

Rejection Statute Breakdown

3.9%
§101 Eligibility
20.7%
§102 Novelty
59.6%
§103 Obviousness
14.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18105637 METHOD OF VISUAL CONTENT COMMUNICATION IN AN ELECTRONIC DEVICE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18537843 IMAGE CROPPING AND PROCESSING METHOD FOR ADJUSTING ASPECT RATIO, ELECTRONIC DEVICE, TERMINAL DEVICE IN COMMUNICATION WITH THE ELECTRONIC DEVICE, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Final Rejection COMPAL ELECTRONICS, INC.
19037887 METHOD FOR DETERMINING AT LEAST ONE CHARACTERISTIC OF A MOVEMENT OF A MOBILE STRUCTURE OF AN AIRCRAFT AND AIRCRAFT COMPRISING A DEVICE FOR ITS IMPLEMENTATION Non-Final OA Airbus Operations Limited
18586917 OPERATION MONITORING METHOD Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18714113 CLASSIFICATION APPARATUS, CLASSIFICATION METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
18476643 COMPUTER-IMPLEMENTED METHOD FOR A POST-ACQUISITION CHECK OF AN X-RAY IMAGE DATASET Non-Final OA Siemens Healthineers AG
18855687 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND NON-TRANSITORY STORAGE MEDIUM Non-Final OA KYOCERA Corporation
18175614 REPRESENTATIVE MODIFIED IMAGES Final Rejection Ford Global Technologies, LLC
18409363 CLASSIFICATION OF MEMORABLE DAILY EVENTS OF A USER FOR SECURE ACCESS Non-Final OA Cisco Technology, Inc.

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Frequently Asked Questions

What is examiner David Alexander Wambst's allowance rate?

70.0% of resolved applications examined by David Alexander Wambst were allowed (40 resolved cases), compared with 63.1% across Art Unit 2663 over the last five years.

Does an interview help with examiner David Alexander Wambst?

This examiner's interview lift is +46.2 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 Alexander Wambst take to allow a patent?

Applications allowed by David Alexander Wambst took 1,116 days on average from filing to allowance.

Which art unit does examiner David Alexander Wambst work in?

David Alexander Wambst examines applications in Art Unit 2663 in Tech Center 2600 (Communications).

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