Prosecution Insights
Last updated: October 27, 2026

Andrea Wu, USPTO Patent Examiner

Listed by the USPTO as WU, ANDREA

Tech Center 1700 • Art Units: 1732 1763

This examiner grants 68% of resolved cases

Analysis

WU, ANDREA is assigned to Tech Center 1700 and Art Unit 1732. The record includes 135 resolved cases, a 68.1% allowance rate, a 21.3% interview lift, and a median of 1192 days to allowance. The positive interview measure indicates that examiner discussions may assist prosecution when directed to specific technical issues. The allowance figure shows that interviews should operate alongside, rather than instead of, careful written claim analysis.

The leading companies are Eastman Chemical Company, The Goodyear Tire & Rubber Company, and Canon Inc. The leading firms are BIRCH STEWART KOLASCH & BIRCH, LLP, OLIFF PLC, and Buchanan Ingersoll & Rooney PC. The matters span chemical, tire, and imaging technologies. Practitioners may benefit from explaining material properties and functional relationships in interviews, followed by amendments that clearly reflect the agreed distinctions.

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

Performance Statistics

68.1%
Allow Rate
+3.1% vs TC avg
186
Total Applications
+21.3%
Interview Lift
1192
Avg Prosecution Days
Based on 135 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
15.2%
§102 Novelty
53.3%
§103 Obviousness
24.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18364030 AQUEOUS INK, INK CARTRIDGE AND INK JET RECORDING METHOD Final Rejection CANON KABUSHIKI KAISHA
18557329 ULTRA-LIGHT EPOXY COMPOSITION Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18263890 ACTUATOR AND ELECTRONIC EQUIPMENT Non-Final OA SONY GROUP CORPORATION
18671461 WATERPROOF ADHESIVE, PREPARATION METHOD OF WATERPROOF ADHESIVE, AND APPLICATION METHOD OF WATERPROOF ADHESIVE Non-Final OA ASUSTEK COMPUTER INC.
17614634 Coloured material based on metal nanoparticles Non-Final OA CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
18355272 INKJET INK Final Rejection KYOCERA Document Solutions Inc.
18693743 POLYARYLENE SULFIDE RESIN COMPOSITION AND MOLDED ARTICLE Non-Final OA Toray Industries, Inc.
18280827 PELLETIZATION OF A POLYMER STABILIZER MIXTURE Non-Final OA BASF SE
18557686 MIXER SYSTEM FOR PRODUCING AQUEOUS COATING MATERIALS Final Rejection BASF COATINGS GMBH
18541097 FLUORORUBBER CROSSLINKING COMPOSITION, ARTICLE AND SEALING MEMBER Non-Final OA DAIKIN INDUSTRIES, LTD.
18692228 FLUOROPOLYETHER-GROUP-CONTAINING POLYMER, SURFACE TREATMENT AGENT, AND ARTICLE Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18037185 Acrylate Structural Adhesive Free of MMA Final Rejection Zephyros, Inc.
17641101 TEMPORARY PROTECTIVE FILM, REEL BODY, PACKAGING BODY, PACKAGE BODY, TEMPORARY PROTECTIVE BODY, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE Final Rejection Resonac Corporation
18349489 WINTER TREAD COMPOSITION INCLUDING ALUMINUM HYDROXIDE Final Rejection The Goodyear Tire & Rubber Company
18127900 LOW ROLLING RESISTANCE COATING COMPOSITION Final Rejection The Goodyear Tire & Rubber Company
17627405 AN ACOUSTIC DAMPING MATERIAL AND USE THEREOF Final Rejection SIKA TECHNOLOGY AG
18399082 POLYURETHANE ACRYLATE RESIN AND RESIN COMPOSITION Non-Final OA INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
18037633 INORGANIC MATERIAL-REINFORCED THERMOPLASTIC POLYESTER RESIN COMPOSITION AND METHOD FOR PRODUCING SAME Final Rejection TOYOBO MC Corporation
18698405 ARTICLES CONTAINING MELT PROCESSABLE CELLULOSE ESTER COMPOSITIONS COMPRING AMORPHOUS BIOFILLER Non-Final OA Eastman Chemical Company
17905261 LOW HYDROXYL CONTENT CELLULOSE ESTER AND POLYMERIC ALIPHATIC POLYESTER COMPOSITIONS AND ARTICLES Non-Final OA Eastman Chemical Company
17754658 PLASTICIZED CELLULOSE ESTER COMPOSITIONS WITH IMPROVED WEATHERING AND ARTICLES FORMED THEREFROM Non-Final OA Eastman Chemical Company
18281774 METHOD OF PREPARING DIENE-BASED RUBBER POLYMER AND METHOD OF PREPARING GRAFT POLYMER COMPRISING THE SAME Non-Final OA LG CHEM, LTD.
18576120 AQUEOUS DISPERSION OF MULTISTAGE POLYMERIC PARTICLES Non-Final OA Rohm and Haas Company
18275239 METHOD FOR PRODUCING MOLDED BODY Final Rejection ZEON CORPORATION
18545292 WASHABLE CONDUCTIVE INK Non-Final OA San Fang Chemical Industry Co., Ltd.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Andrea Wu's allowance rate?

68.1% of resolved applications examined by Andrea Wu were allowed (135 resolved cases), compared with 53.6% across Art Unit 1732 over the last five years.

Does an interview help with examiner Andrea Wu?

This examiner's interview lift is +21.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Andrea Wu take to allow a patent?

Applications allowed by Andrea Wu took 1,192 days on average from filing to allowance.

Which art unit does examiner Andrea Wu work in?

Andrea Wu examines applications in Art Unit 1732 in Tech Center 1700 (Chemistry & Materials).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month