Prosecution Insights
Last updated: October 02, 2026

Examiner: WASHINGTON, BRITNEY NICOLE

Tech Center 3700 • Art Units: 1634 1681 1797 2855 3791

This examiner grants 83% of resolved cases

Analysis

Britney Nicole Washington works in Tech Center 3700, Art Unit 1634, and has resolved 69 cases. Her allowance rate is 82.6 percent. This 82.6 percent rate is quite high, suggesting a favorable environment for applicants seeking patent protection. The 82.6 percent figure indicates that a large majority of applications reaching a resolution result in a grant.

The interview lift is 14.2 percent. This 14.2 percent lift shows that while the baseline allowance rate is already strong at 82.6 percent, interviews can still provide a helpful boost for cases that encounter obstacles. Practitioners should consider the 14.2 percent lift when deciding whether to request an interview to resolve specific rejections in Art Unit 1634.

The median days to allowance is 1218. This 1218-day timeline provides a standard expectation for the duration of the prosecution process. With 69 resolved cases, the 82.6 percent allowance rate and 1218-day median offer a clear statistical profile for this examiner. Applicants should factor the 1218-day duration into their filing strategies.

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

Performance Statistics

83.1%
Allow Rate
+13.1% vs TC avg
83
Total Applications
+13.2%
Interview Lift
1217
Avg Prosecution Days
Based on 71 resolved cases, 2023–2026

Rejection Statute Breakdown

1.7%
§101 Eligibility
43.5%
§102 Novelty
43.8%
§103 Obviousness
7.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18580632 Digital Microfluidic Nucleic Acid Detection Chip, Detection Method, and Detection Apparatus Non-Final OA BOE Technology Group Co., Ltd.
18638781 SAMPLE PREPARATION CARTRIDGE AND AUTOMATIC ANALYZER Non-Final OA Canon Kabushiki Kaisha
18431441 MULTIMODE SYSTEMS AND METHODS FOR ANALYZING CELLS Non-Final OA Agilent Technologies, Inc.
18276323 CALIBRANT FOR USE IN MASS SPECTROMETER AND METHOD FOR PRODUCING SAME Final Rejection SHIMADZU CORPORATION
18215023 AUTOMATIC DISPENSING DEVICE Non-Final OA Shimadzu Corporation
18701079 RAISED FLUIDIC CHANNELS AND METHODS OF MANUFACTURE Non-Final OA National Research Council of Canada
18691308 SYSTEM AND METHOD FOR SINGLE CELL PHENOTYPICAL PROFILING AND DETERMINISTIC NANOLITER-DROPLET ENCAPSULATION AND DETERMINISTIC DROPLET CONSORTIA ASSEMBLIES Non-Final OA ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)
18396656 AUTOMATIC EXTRACTION DEVICE AND USE METHOD THEREFOR Final Rejection NANJING GENSCRIPT BIOTECH CO., LTD.
18309691 NUCLEIC ACID EXTRACTION AND ISOLATION WITH HEAT LABILE SILANES AND CHEMICALLY MODIFIED SOLID SUPPORTS Non-Final OA Cepheid

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