Prosecution Insights
Last updated: October 02, 2026

Examiner: CHEN, BRET P

Tech Center 3700 • Art Units: 1715 1718 1784 1789 1792 1795 2818 2837 2899 3774

This examiner grants 84% of resolved cases

Analysis

Bret P. Chen, an examiner in Tech Center 3700 and Art Unit 1715, has a high volume of 1154 resolved cases. The allowance rate is 84.5%, which is very favorable for applicants. The median days to allowance is 960, showing an efficient process for those who receive a grant. This 960-day timeline is a standard expectation for successful prosecution in Art Unit 1715. The 84.5% rate suggests a high probability of success for well-prepared applications.

The data indicates an interview lift of 16.4%. This lift shows that interviews are a productive way to increase the already high 84.5% allowance rate. In Tech Center 3700, the 960-day median pendency suggests that cases move relatively quickly compared to other units. With 1154 cases of experience, the examiner's 84.5% rate is a well-established benchmark. Practitioners should view the 16.4% interview lift as a useful tool for resolving any remaining issues.

The 960-day median to allowance is a positive sign for applicants seeking timely grants. Overall, the 1154 resolved cases suggest a predictable and high-allowance environment. The 16.4% interview lift can be used to further improve the 84.5% baseline. Practitioners in Art Unit 1715 should feel confident in the efficiency of this examiner's process.

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

Performance Statistics

84.5%
Allow Rate
+14.5% vs TC avg
1,178
Total Applications
+16.4%
Interview Lift
960
Avg Prosecution Days
Based on 1154 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
7.1%
§102 Novelty
52.4%
§103 Obviousness
27.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19021901 METHOD FOR SELECTIVE DEPOSITION OF METAL LAYER Non-Final OA University-Industry Cooperation Group Of Kyung Hee University
18628243 ENVIRONMENTAL BARRIER COATINGS Non-Final OA RTX CORPORATION
18876553 METHODS OF FORMING STABLE CONDUCTIVE SURFACES Non-Final OA NORTHWESTERN UNIVERSITY
18837560 LOW RESISTANCE MOLYBDENUM DEPOSITION FOR LOGIC SOURCE/DRAIN CONTACTS Non-Final OA Lam Research Corporation
19228490 METHOD FOR DEPOSITING TARGET MATERIAL IN DEPOSITION CHAMBER WITH TILTABLE WORKPIECE HOLDER Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18979741 Patterned DLC Coating for High Temperature Electrostatic Chucks Non-Final OA Applied Materials, Inc.
18790596 POST-GAP FILL TREATMENT FOR SEAM REDUCTION Non-Final OA Applied Materials, Inc.
18666435 RF PULSING ASSISTED LOW-K MATERIAL DEPOSITION WITH HIGH DENSITY Non-Final OA Applied Materials, Inc.
18541263 METHODS OF DEPOSITING SILICON-CONTAINING DIELECTRIC LAYERS FOR SEMICONDUCTOR DEVICES Non-Final OA National University of Singapore
19210017 FILM FORMING METHOD AND PLASMA PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
19086798 PROCESSING APPARATUS, PROCESSING METHOD, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, AND RECORDING MEDIUM Non-Final OA Kokusai Electric Corporation
18436231 METHOD OF PROCESSING SUBSTRATE, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, SUBSTRATE PROCESSING APPARATUS, AND RECORDING MEDIUM Non-Final OA Kokusai Electric Corporation
18083236 HYBRID CHEMICAL AND PHYSICAL VAPOR DEPOSITION OF TRANSITION-METAL-ALLOYED PIEZOELECTRIC SEMICONDUCTOR FILMS Non-Final OA UNIVERSITY OF HOUSTON SYSTEM
18956483 ARTIFICIAL TURF TREATMENT SYSTEM AND METHOD Non-Final OA Tarkett Sports Canada Inc.
18142147 METHOD FOR DEPOSITING A RUTHENIUM-CONTAINING FILM ON A SUBSTRATE BY A CYCLICAL DEPOSITION PROCESS Non-Final OA Universiteit Gent

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