Prosecution Insights
Last updated: October 02, 2026

Examiner: KEENA, ELLA LORRAINE

Tech Center 3700 • Art Units: 3722 3724

This examiner grants 9% of resolved cases

Analysis

Ella Lorraine Keena is an examiner in Tech Center 3700 and Art Unit 3722. The data shows 22 resolved cases for this examiner. The allowance rate pct is 9.1. This 9.1 allowance rate pct provides a measure of the outcomes for applications on her docket. The 22 resolved cases are a foundation for this analysis.

The interview lift pct is 19.4. This 19.4 interview lift pct indicates the correlation between conducting an interview and the probability of an allowance. Practitioners can use the 19.4 figure when deciding whether to engage in verbal advocacy with the examiner. This metric is a component of the data for Tech Center 3700.

The median days to allowance is 1032. This 1032 median days to allowance represents the time required for an application to reach a grant. The 1032 figure is a timeline for the prosecution process from filing to resolution. These metrics provide a view of the examiner's history in Art Unit 3722.

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

Performance Statistics

9.1%
Allow Rate
-60.9% vs TC avg
87
Total Applications
+19.4%
Interview Lift
1032
Avg Prosecution Days
Based on 22 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
18.7%
§102 Novelty
65.3%
§103 Obviousness
15.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18132169 BLADE FOR SAWING A PANEL LEVEL PACKAGE AND METHOD OF SAWING A PANEL LEVEL PACKAGE USING THE SAME Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18408613 CUTTING DEVICE AND PRINTER APPARATUS Non-Final OA TOSHIBA TEC KABUSHIKI KAISHA
18850111 REALIZING A DEFINED EXPOSURE DISTANCE SETTING IN A HAIR-CUTTING UNIT FOR A ROTARY ELECTRIC SHAVER Non-Final OA KONINKLIJKE PHILIPS N.V.
18715186 ROTATING AN EXTERNAL CUTTING MEMBER OF A SHAVING UNIT Final Rejection KONINKLIJKE PHILIPS N.V.
18574515 MOUNTING ASSEMBLY FOR A HAIR CUTTING APPLIANCE Final Rejection KONINKLIJKE PHILIPS N.V.
18023757 POWERING A FUNCTIONAL UNIT AND OBTAINING A MEASUREMENT SIGNAL VIA A SINGLE PAIR OF ELECTRICAL CONNECTION PATHS Non-Final OA KONINKLIJKE PHILIPS N.V.
17767321 CUTTING AID FOR WOUND THERAPY SYSTEMS Final Rejection Solventum Intellectual Properties Company
18443890 APPARATUS FOR MANUFACTURING ELECTRODE Non-Final OA SK On Co., Ltd.
19179411 RAZOR CARTRIDGE Non-Final OA DORCO CO., LTD.
18733394 RAZOR BLADE Final Rejection DORCO CO., LTD.
18667239 RAZOR BLADE Final Rejection DORCO CO., LTD.
18504612 RAZOR CARTRIDGE AND RAZOR ASSEMBLY Non-Final OA DORCO CO., LTD.
18336293 RAZOR CARTRIDGE Final Rejection DORCO CO., LTD.
18565086 CUTTING APPARATUS, CLEANING DEVICE, CLEANING BASE STATION, CLEANING SYSTEM, AND METHOD Non-Final OA MIDEA GROUP CO., LTD.
18176629 INITIAL PRODUCT, CUTTING DEVICE AND PRODUCT MANUFACTURING METHOD Non-Final OA TE Connectivity Services GmbH
18841116 FILM CUTTING APPARATUS AND METHOD FOR CUTTING CONTAINER COVER FILM USING SAME Final Rejection SEEGENE, INC.
18850318 AN ASSEMBLY FOR GUIDING A FOOD PRODUCT IN A FOOD PORTIONING MACHINE Non-Final OA THURNE-MIDDLEBY LTD
18514554 CONNECTING STRUCTURE OF PRESSING PLATE IN FOOD CUTTER Non-Final OA SHUANGMA PLASTIC MANUFACTURING INC.

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