Prosecution Insights
Last updated: October 27, 2026

Kirsten Daniela Endresen, USPTO Patent Examiner

Listed by the USPTO as ENDRESEN, KIRSTEN DANIELA

Tech Center 2800 • Art Units: 2874 2896

This examiner grants 71% of resolved cases

Analysis

ENDRESEN, KIRSTEN DANIELA is assigned to tech center 2800 and art unit 2874. The profile covers 82 resolved cases and an allowance rate of 70.7%. The median time to allowance is 1064 days. Because the resolved-case record is limited, practitioners should treat the figures as directional rather than conclusive, while noting the favorable allowance outcome in the available matters.

The interview lift is 17.5%, showing a positive association with allowance outcomes. Intel Corporation, Taiwan Semiconductor Manufacturing Company, Ltd., and Cisco Technology Inc. are the listed top companies. The top firms are Alliance IP, LLC - Intel, DORITY & MANNING, P.A., and FOLEY & LARDNER LLP. The profile supports attention to interview practice, but claim construction and the cited references remain central to each prosecution decision.

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

Performance Statistics

70.7%
Allow Rate
+2.7% vs TC avg
121
Total Applications
+17.5%
Interview Lift
1064
Avg Prosecution Days
Based on 82 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
27.2%
§102 Novelty
45.0%
§103 Obviousness
26.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18735163 ILLUMINATION DEVICE, LIGHT GUIDE PLATE DISPOSITION DETERMINATION METHOD, AND PRINTING SYSTEM Non-Final OA FUJIFILM Corporation
18414126 Display Devices Having Gratings With Gradient Edges Non-Final OA Apple Inc.
18739748 SWITCH BASED ON A PHASE-CHANGE MATERIAL Non-Final OA Commissariat à l'Énergie Atomique et aux Énergies Alternatives
19423243 PHASE-CHANGE MATERIAL SWITCH Non-Final OA Centre National de la Recherche Scientifique
18630447 OPTICAL DEVICE AND OPTICAL RECEIVER Final Rejection FUJITSU OPTICAL COMPONENTS LIMITED
18477836 TECHNOLOGIES FOR THERMAL PLUGS IN A PHOTONIC INTEGRATED CIRCUIT DIE Non-Final OA Intel Corporation
17870719 PHOTONICS INTEGRATED CIRCUIT DEVICE INCLUDING METALENS STRUCTURE AND SYSTEM INCLUDING SAME Non-Final OA INTEL CORPORATION
17849557 TECHNOLOGIES FOR EXPANDED BEAM OPTICAL CONNECTOR Non-Final OA Intel Corporation
18326458 PHOTONIC INTEGRATED CIRCUIT EDGE COUPLING AND FIBER ATTACH UNIT ATTACHMENT STRESS RELIEF Non-Final OA Altera Corporation
18861110 OPTICAL CIRCUIT BOARD AND OPTICAL COMPONENT MOUNTING STRUCTURE Non-Final OA KYOCERA Corporation
18847181 OPTOELECTRONIC MODULE AND METHOD FOR OPERATING AN OPTOELECTRONIC MODULE Non-Final OA ams-OSRAM International GmbH
18676117 Single-Drive Differential Electrooptical Modulators Non-Final OA Cisco Technology, Inc.
18487623 OPTICAL ENGINE LID WITH OPTICAL FEEDTHROUGH Non-Final OA Cisco Technology, Inc.
18779180 CLADDING STRUCTURE FOR SEMICONDUCTOR WAVEGUIDE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18783789 PACKAGE WITH INTEGRATED OPTICAL DIE AND METHOD FORMING SAME Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18594694 WAVEGUIDES AND METHODS OF FORMING THE SAME Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
18278594 HIGH COUPLING EFFICIENCY BLAZED WAVEGUIDE GRATING COUPLER Final Rejection The Chinese University of Hong Kong

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Who Appears Before This Examiner

Top companies before this examiner

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Frequently Asked Questions

What is examiner Kirsten Daniela Endresen's allowance rate?

70.7% of resolved applications examined by Kirsten Daniela Endresen were allowed (82 resolved cases), compared with 78.9% across Art Unit 2874 over the last five years.

Does an interview help with examiner Kirsten Daniela Endresen?

This examiner's interview lift is +17.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kirsten Daniela Endresen take to allow a patent?

Applications allowed by Kirsten Daniela Endresen took 1,064 days on average from filing to allowance.

Which art unit does examiner Kirsten Daniela Endresen work in?

Kirsten Daniela Endresen examines applications in Art Unit 2874 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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