Prosecution Insights
Last updated: October 27, 2026

Ernst V Arnold, USPTO Patent Examiner

Listed by the USPTO as ARNOLD, ERNST V

Tech Center 1600 • Art Units: 1600 1613 1614 1616 1617 1626

This examiner grants 48% of resolved cases

Analysis

ARNOLD, ERNST V is assigned to tech center 1600 and art unit 1600. The examiner has 1395 resolved cases, a 48.2% allowance rate, and a median of 1164 days to allowance. The extensive record makes the profile useful for portfolio analysis, while the allowance rate indicates that applicants should expect prosecution outcomes to depend substantially on claim presentation and response quality.

The interview lift is 12.8%, indicating a positive but limited association in the available data. The companies listed are Applied Materials Inc., L'Oréal, and Cydex Pharmaceuticals Inc. The listed firms are GREENBERG TRAURIG, LLP (BOS), FOLEY & LARDNER LLP, and SUGHRUE MION, PLLC. Practitioners may want to pair interviews with disciplined written amendments and account for the median timing in filing and commercial planning.

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

Performance Statistics

48.2%
Allow Rate
-11.8% vs TC avg
1,478
Total Applications
+12.8%
Interview Lift
1164
Avg Prosecution Days
Based on 1395 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
16.0%
§102 Novelty
43.1%
§103 Obviousness
19.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18884577 LIPID COMPOSITION Final Rejection FUJIFILM Corporation
18205399 Hemostatic Foam Final Rejection STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
17831796 Oral Care Products and Methods Final Rejection BASF SE
19016307 PHARMACEUTICAL COMPOSITIONS FOR IMPROVING INTESTINAL BACTERIAL FLORA AND RELATED TREATMENT METHODS Final Rejection Murata Manufacturing Co., Ltd.
18716339 CONJUGATE COMPOUND AND METHOD FOR PRODUCING CONJUGATE COMPOUND Non-Final OA NIPPON SHOKUBAI CO., LTD.
18674730 PREPARATION OF PHARMACEUTICAL COMPOSITIONS USING SUPERCYCLE VAPOR PHASE DEPOSITION OF METAL OXIDES Non-Final OA Applied Materials, Inc.
18839767 SPONGES BASED ON COLLAGEN-LIKE PROTEINS Final Rejection Evonik Operations GmbH
18842107 OIL-IN-WATER EMULSION COMPOSITION Non-Final OA OTSUKA PHARMACEUTICAL FACTORY, INC.
18717321 COMPOSITION COMPRISING TWO PARTICULAR OXIDATION DYE PRECURSORS AND A PHOSPHORIC SURFACTANT Non-Final OA L'OREAL
18679749 HYBRID NAIL COMPOSITION Final Rejection L'ORÉAL
18869120 COSMETIC MATERIAL COMPOSITION AND FIBER TREATMENT COMPOSITION FOR HEAD DECORATION PRODUCTS Non-Final OA KAO CORPORATION
18993843 ANTIVIRUS COMPOSITE RESIN COMPOSITION WITH EXCELLENT VIRUS INACTIVATION FUNCTION AND COMPOSITE-RESIN-COATED STEEL SHEET USING SAME Non-Final OA POSCO CO., LTD
18773063 CO-FORMULATION AND CO-DELIVERY OF IONIZABLE COLLOID FORMING DRUGS WITH NUCLEIC ACIDS Non-Final OA THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
18789155 Method of using binary coating agents in powder coating to achieve enhanced properties of the coated powder and its blends having cohesive powders Non-Final OA New Jersey Institute of Technology

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Frequently Asked Questions

What is examiner Ernst V Arnold's allowance rate?

48.2% of resolved applications examined by Ernst V Arnold were allowed (1,395 resolved cases), compared with 37.3% across Art Unit 1600 over the last five years.

Does an interview help with examiner Ernst V Arnold?

This examiner's interview lift is +12.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ernst V Arnold take to allow a patent?

Applications allowed by Ernst V Arnold took 1,164 days on average from filing to allowance.

Which art unit does examiner Ernst V Arnold work in?

Ernst V Arnold examines applications in Art Unit 1600 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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