Prosecution Insights
Last updated: October 02, 2026

Examiner: OLSEN, KAELEIGH ELIZABETH

Tech Center 1600 • Art Units: 1619

This examiner grants 50% of resolved cases

Analysis

Kaeleigh Elizabeth Olsen is an examiner in Art Unit 1619 of Tech Center 1600, with 32 resolved cases. Her allowance rate is 50.0%, and the median time to allowance is 1256 days. The most notable data point is the 61.5% interview lift.

This 61.5% lift indicates that interviews are highly effective at boosting the 50.0% baseline allowance rate. For the 32 cases handled, the 1256-day pendency is significant, so utilizing the 61.5% lift is a key strategy. Practitioners should prioritize direct communication to improve upon the grant rate.

The 50.0% allowance rate suggests an even chance of success. However, the 61.5% lift dramatically changes that outlook. Navigating the 1256-day timeline requires a focus on the interview, as evidenced by the data from these 32 resolved cases.

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

Performance Statistics

50.0%
Allow Rate
-10.0% vs TC avg
85
Total Applications
+61.5%
Interview Lift
1256
Avg Prosecution Days
Based on 32 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
8.6%
§102 Novelty
51.6%
§103 Obviousness
27.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18265460 MICROPARTICLE COMPOSITIONS COMPRISING FUNGICIDES Final Rejection BASF CORPORATION
18558976 COMPOSITIONS CONTAINING AT LEAST ONE BIOSURFACTANT AND AT LEAST ONE SULFONIC OR SULFINIC ACID DERIVATIVE Non-Final OA Evonik Operations Gmbh
18018363 ANTIVIRAL ARTICLE AND ANTIVIRAL RESIN COMPOSITION Final Rejection Dai Nippon Printing Co., Ltd.
18224125 METHODS FOR REDUCING FRIZZ AND IMPROVING SMOOTHNESS OF HAIR Final Rejection L'OREAL
17999220 ANTI-ACNE COMPOSITIONS Non-Final OA L'OREAL
17787526 RETINOL-BASED SERUM Non-Final OA L'OREAL
17787508 RETINOL-BASED COMPOSITION Non-Final OA L'OREAL
17788582 OIL-IN-WATER-TYPE EMULSIFIED COSMETIC Non-Final OA SHISEIDO COMPANY, LTD.
18571916 EMULSION ANTIPERSPIRANT COMPOSITIONS Non-Final OA Conopco, Inc., d/b/a UNILEVER
18261703 HAIR CONDITIONING FORMULATION Non-Final OA Rohm and Haas Company
18005494 HERBICIDAL COMPOSITION AND METHOD FOR CONTROLLING WEEDS Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
18289669 RESHAPING COMPOSITION FOR KERATIN FIBERS Non-Final OA KAO GERMANY GMBH
17597407 DRY COSMETIC AND/OR SKIN CARE COMPOSITION Final Rejection Omya International AG
18796217 METHOD AND COMPOSITION FOR TREATING OBESITY Non-Final OA MannKind Corporation
17996706 CLOFAZIMINE COMPOSITION AND METHOD FOR THE TREATMENT OR PROPHYLAXIS OF VIRAL INFECTIONS Non-Final OA MANNKIND CORPORATION
17909342 COMPOSITION COMPRISING AN AVENANTHRAMIDE OR AN ANALOGUE THEREOF WITH IMPROVED STABILITY Non-Final OA SYMRISE AG
18027163 SOLID HYDRATING COMPOSITION Non-Final OA L V M H RECHERCHE
18618683 POLYESTER ELASTOMERS FROM DI-CARBOXYLIC ACID OR TRI-CARBOXYLIC ACID, MONOCARBOXYLIC ACID, AND POLYOL FOR COSMETIC AND PERSONAL CARE APPLICATIONS Non-Final OA MOMENTIVE PERFORMANCE MATERIALS INC.

Facing This Examiner?

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

Build Your Strategy

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