Prosecution Insights
Last updated: October 26, 2026

David N Werner, USPTO Patent Examiner

Listed by the USPTO as WERNER, DAVID N

Tech Center 2800 • Art Units: 2483 2487 2488 2621 2877

This examiner grants 68% of resolved cases

Analysis

WERNER, DAVID N is a USPTO patent examiner in Tech Center 2800 and Art Unit 2483. The profile contains 737 resolved cases and a 68.4% allowance rate. The median time to allowance is 1240 days. Interviews are associated with a 16.1% lift, suggesting that direct discussion can improve a moderately favorable baseline. Applicants should prepare a targeted explanation of the claim elements that distinguish the invention, while recognizing that the median timeline is extended.

The leading companies are B1 Institute of Image Technology Inc., Samsung Electronics Co., Ltd., and Canon Inc. The leading firms are NSIP LAW, SUGHRUE MION, PLLC, and Workman Nydegger. The company mix centers on imaging and electronics. Practitioners can use the profile to plan technically detailed responses and to evaluate whether an interview can resolve a discrete prior-art or claim-construction issue.

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

Performance Statistics

68.4%
Allow Rate
At TC average
778
Total Applications
+16.1%
Interview Lift
1240
Avg Prosecution Days
Based on 737 resolved cases, 2023–2026

Rejection Statute Breakdown

10.7%
§101 Eligibility
24.5%
§102 Novelty
41.8%
§103 Obviousness
18.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19426388 IMAGE DATA ENCODING/DECODING METHOD AND APPARATUS Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19426369 IMAGE DATA ENCODING/DECODING METHOD AND APPARATUS Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19426383 IMAGE DATA ENCODING/DECODING METHOD AND APPARATUS Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19426401 IMAGE DATA ENCODING/DECODING METHOD AND APPARATUS Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19414703 METHOD AND APPARATUS FOR RECONSTRUCTING 360-DEGREE IMAGE ACCORDING TO PROJECTION FORMAT Final Rejection B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19414697 METHOD AND APPARATUS FOR RECONSTRUCTING 360-DEGREE IMAGE ACCORDING TO PROJECTION FORMAT Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19326143 IMAGE DATA ENCODING/DECODING METHOD AND APPARATUS Final Rejection B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
19039147 METHOD AND APPARATUS FOR RECONSTRUCTING 360-DEGREE IMAGE ACCORDING TO PROJECTION FORMAT Non-Final OA B1 INSTITUTE OF IMAGE TECHNOLOGY, INC.
18939432 METHOD AND APPARATUS WITH STATE ESTIMATION Non-Final OA Samsung Electronics Co., Ltd.
18787239 ELECTRONIC APPARATUS AND METHOD FOR CONTROLLING THEREOF Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18954875 IMAGING Non-Final OA ROLLS-ROYCE plc
18583722 Electronic Device with Motion Based Color Correction Non-Final OA Apple Inc.
18948251 PHOTOELECTRIC CONVERSION APPARATUS, PHOTOELECTRIC CONVERSION SYSTEM, MOVING BODY, SEMICONDUCTOR SUBSTRATE, AND METHOD FOR DRIVING PHOTOELECTRIC CONVERSION APPARATUS Non-Final OA CANON KABUSHIKI KAISHA
18516506 RADIATION IMAGE APPARATUS WITHOUT SYNCHRONOUS COMMUNICATION Non-Final OA CANON KABUSHIKI KAISHA
18202289 AROUND VIEW MONITORING SYSTEM AND THE METHOD THEREOF Non-Final OA HL KLEMOVE CORP.
19210152 SHIELDING DEVICE AND CAMERA DEVICE COMPRISING SAME Non-Final OA Illinois Tool Works Inc.
18985275 IMAGE CAPTURING ELEMENT AND IMAGE CAPTURING APPARATUS HAVING SPECTROSCOPIC ELEMENT ARRAY Final Rejection NTT, Inc.
18989464 IMMERSIVE MEDIA DATA PROCESSING METHOD AND APPARATUS, DEVICE, STORAGE MEDIUM, AND PROGRAM PRODUCT Non-Final OA TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED

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Frequently Asked Questions

What is examiner David N Werner's allowance rate?

68.4% of resolved applications examined by David N Werner were allowed (737 resolved cases), compared with 63.2% across Art Unit 2483 over the last five years.

Does an interview help with examiner David N Werner?

This examiner's interview lift is +16.1 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 N Werner take to allow a patent?

Applications allowed by David N Werner took 1,240 days on average from filing to allowance.

Which art unit does examiner David N Werner work in?

David N Werner examines applications in Art Unit 2483 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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