Prosecution Insights
Last updated: August 17, 2026

Examiner: ANGEBRANNDT, MARTIN J

Tech Center 1700 • Art Units: 1713 1722 1737 1795

This examiner grants 55% of resolved cases

Performance Statistics

55.4%
Allow Rate
-9.6% vs TC avg
1,448
Total Applications
+34.2%
Interview Lift
1141
Avg Prosecution Days
Based on 1370 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
21.0%
§102 Novelty
44.4%
§103 Obviousness
20.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18417718 METHOD OF MANUFACTURING A PHOTOMASK Non-Final OA Samsung Electronics Co., Ltd.
18526038 PHOTOMASK MANUFACTURING METHOD AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18133118 METHOD FOR FORMING RESIST PATTERN BY USING EXTREME ULTRAVIOLET LIGHT AND METHOD FOR FORMING PATTERN BY USING THE RESIST PATTERN AS MASK Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18336111 FILM FORMING METHOD AND ARTICLE MANUFACTURING METHOD Final Rejection CANON KABUSHIKI KAISHA
18561978 METHOD OF MAKING HOLOGRAMS USING LIQUID CRYSTAL MASTERS Non-Final OA Magic Leap, Inc.
18333933 FLEXOGRAPHIC PRINTING PLATE PRECURSOR AND MANUFACTURING METHOD OF FLEXOGRAPHIC PRINTING PLATE Final Rejection FUJIFILM Corporation
17346982 IMAGE FORMING METHOD, IMAGE FORMING APPARATUS, AND IMAGE FORMING PROGRAM Final Rejection FUJIFILM Corporation
18323043 METHOD FOR MANUFACTURING AN IDENTITY DOCUMENT, IDENTITY DOCUMENT AND METHOD FOR AUTHENTICATING SUCH AN IDENTITY DOCUMENT Non-Final OA IDEMIA FRANCE
18068732 PRECURSORS AND METHODS FOR PRODUCING TIN-BASED PHOTORESIST Final Rejection Intel Corporation
17961164 EUV LITHOGRAPHY USING POLYMER CRYSTAL BASED RETICLE Final Rejection Meta Platforms Technologies, LLC
18766358 PELLICLE STRUCTURE FOR EUV LITHOGRAPHY AND METHODS OF MANUFACTURING THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18508423 PHOTORESIST COMPOSITION Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18139266 PELLICLE FOR EUV LITHOGRAPHY MASKS AND METHODS OF MANUFACTURING THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18118498 PELLICLE AND METHOD OF MANUFACTURING THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
17885870 STRUCTURE AND METHOD OF SIGNAL ENHANCEMENT FOR ALIGNMENT PATTERNS Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
17833830 EUV PHOTO MASKS AND MANUFACTURING METHOD THEREOF Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
17710545 PELLICLE FOR EUV LITHOGRAPHY MASKS AND METHODS OF MANUFACTURING THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
17558092 MASK AND METHOD FOR FABRICATING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18320566 LITHOGRAPHY SYSTEM AND METHODS Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
18235249 TREATMENTS FOR THIN FILMS USED IN PHOTOLITHOGRAPHY Final Rejection Applied Materials, Inc.
18318926 HYBRID POLYMER/CRYSTAL PHOTOMECHANICAL MATERIALS Non-Final OA The Regents of the University of Colorado, a body corporate
18009618 Holographic Recording Materials and Methods of Making Same Non-Final OA The Regents of the University of Colorado, a body corporate
18319757 DRY PHOTORESIST OR HARDMASK FOR EUV LITHOGRAPHY Final Rejection International Business Machines Corporation
18346279 PHOTOMASK SET, DESIGN METHOD THEREOF, AND MANUFACTURING METHOD OF PHOTORESIST PATTERN Non-Final OA United Microelectronics Corp.
18167093 PHOTOMASK STRUCTURE, SEMICONDUCTOR STRUCTURE AND MANUFACTURING METHOD THEREOF Final Rejection United Microelectronics Corp.

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