Prosecution Insights
Last updated: October 02, 2026

Examiner: CULLEN, PATRICK LAWRENCE

Tech Center 2800 • Art Units: 2899

This examiner grants 83% of resolved cases

Analysis

Patrick Lawrence Cullen operates within Tech Center 2800 and Art Unit 2899, where he has managed 18 resolved cases. His allowance rate of 83.3% is the primary outcome metric for applicants in this group. This rate is achieved over a median of 1267 days to allowance, which is the timeframe for seeking a patent grant. Practitioners should factor this 1267-day duration into their prosecution strategies.

The data shows an interview lift of 30.0%, which highlights the results of direct communication with the examiner. This 30.0% increase in success probability is a factor when deciding whether to schedule an interview. With 18 resolved cases, the 1267 days to allowance represents the pace of his docket within the 2800 Tech Center. The 30.0% lift is a reason to engage in verbal advocacy to navigate the 83.3% allowance rate environment. These metrics provide a picture of his examination style in Art Unit 2899.

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

Performance Statistics

83.3%
Allow Rate
+15.3% vs TC avg
75
Total Applications
+30.0%
Interview Lift
1267
Avg Prosecution Days
Based on 18 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
9.8%
§102 Novelty
75.8%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18830785 SEMICONDUCTOR PACKAGE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18342182 SOLID STATE DRIVE APPARATUS AND DATA STORAGE APPARATUS INCLUDING THE SAME Final Rejection Samsung Electronics Co., Ltd.
17860531 INTERPOSER AND ELECTRONIC DEVICE INCLUDING INTERPOSER Final Rejection Samsung Electronics Co., Ltd.
18550153 LIGHT-EMITTING SUBSTRATE AND DISPLAY APPARATUS Final Rejection BOE Technology Group Co., Ltd.
18790616 DISPLAY PANEL Non-Final OA Samsung Display Co., LTD.
18635862 SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF Non-Final OA Toshiba Electronic Devices & Storage Corporation
18043857 THERMOCONDUCTIVE MATERIAL AND ELECTRONIC COMPONENT Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18473976 THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY APPARATUS COMPRISING THE SAME Non-Final OA LG DISPLAY CO., LTD.
17615341 SPLICED DISPLAY PANEL AND DISPLAY DEVICE Non-Final OA WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
18473803 MULTI-LAYER DIELECTRIC GATE SPACER FOR FIN FIELD EFFECT TRANSISTORS (FINFET) AND GATE-ALL-AROUND (GAA) DEVICES Non-Final OA QUALCOMM Incorporated
18146326 DIRECTLY BONDED FRAME WAFERS Non-Final OA ADEIA SEMICONDUCTOR BONDING TECHNOLOGIES INC.
17798100 SEMICONDUCTOR DEVICE, AND MANUFACTURING METHOD THEREFOR Final Rejection Mitsubishi Electric Corporation
18838402 SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18018286 Power Semiconductor Module and Method for Producing a Power Semiconductor Module Non-Final OA Siemens Aktiengesellschaft
18167912 Three-Dimensional Device Package with Vertical Heat Pipes Final Rejection MARVELL ASIA PTE LTD
18142106 Semiconductor Package Comprising Structures Configured to Withstand a Change of the Volume of a Potting Compound Non-Final OA Infineon Technologies AG
17949485 SEMICONDUCTOR MEMORY DEVICE Non-Final OA SK hynix Inc.
18902251 SEMICONDUCTOR DEVICE ASSEMBLY WITH PRE-REFLOWED SOLDER Non-Final OA Texas Instruments Incorporated
18520527 SEMICONDUCTOR PROCESSING INTEGRATION FOR BIPOLAR JUNCTION TRANSISTOR (BJT) Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18140375 METHOD OF MANUFACTURING SEMICONDUCTOR DEVICES, CORRESPONDING DEVICE AND SYSTEM Non-Final OA STMicroelectronics S.r.l.
18499235 CHIP STACKING STRUCTURE Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
17739259 Semiconductor Device Including Air Spacer and Method of Manufacture Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
17541702 METHODS FOR SEAMLESS GAP FILLING USING GRADIENT OXIDATION Final Rejection Applied Materials, Inc.
17985607 LIGHT-EMITTING DEVICE Non-Final OA TIANJIN SANAN OPTOELECTRONICS CO., LTD.
17737582 MOTION SENSOR ROBUSTNESS UTILIZING A ROOM-TEMPERATURE-VOLCANIZING MATERIAL VIA A SOLDER RESIST DAM Non-Final OA INVENSENSE, INC.
17887530 SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME Final Rejection UNITED MICROELECTRONICS CORP.
18093497 SEMICONDUCTOR STRUCTURE Final Rejection Semiconductor Manufacturing International (Beijing) Corporation

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