Prosecution Insights
Last updated: October 02, 2026

Examiner: KERR, ELIZABETH M

Tech Center 3700 • Art Units: 1791 1792 3658 3761

This examiner grants 65% of resolved cases

Analysis

Elizabeth M Kerr is an examiner in Tech Center 3700 and Art Unit 1791. The data shows 300 resolved cases for this examiner. The allowance rate pct is 64.7. This 64.7 allowance rate pct provides a measure of the outcomes for applications on her docket. The 300 resolved cases are a foundation for this analysis.

The interview lift pct is 27.7. This 27.7 interview lift pct indicates the correlation between conducting an interview and the probability of an allowance. Practitioners can use the 27.7 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 1327. This 1327 median days to allowance represents the time required for an application to reach a grant. The 1327 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 1791.

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

Performance Statistics

64.7%
Allow Rate
-5.3% vs TC avg
326
Total Applications
+27.7%
Interview Lift
1327
Avg Prosecution Days
Based on 300 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
14.4%
§102 Novelty
52.0%
§103 Obviousness
28.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17934519 AEROSOL GENERATING MATERIAL AND DEVICES INCLUDING THE SAME Final Rejection Nicoventures Trading Limited
17799472 PLASTIC LASER WELDING FOR STEERABLE CATHETER TIP Final Rejection CANON VIRGINIA, INC.
18275690 HEATING COOKING APPARATUS Non-Final OA SHARP KABUSHIKI KAISHA
18686226 WELDING DEVICE, BATTERY MANUFACTURING DEVICE AND VEHICLE MANUFACTURING DEVICE Non-Final OA LG ENERGY SOLUTION, LTD.
18684238 METAL-CORED WIRE FOR SUBMERGED ARC WELDING AND SUBMERGED ARC WELDING METHOD USING THE SAME Non-Final OA JFE STEEL CORPORATION
18579225 CONTROL DEVICE, WELDING SYSTEM, AND PROGRAM Non-Final OA FANUC CORPORATION
18274019 FABRICATION OF PIXELATED RADIATION DETECTORS VIA LASER CUTTING Non-Final OA Northwestern University
18534640 METHOD FOR FORMING WICK PART FOR VAPOR-CHAMBER AND METHOD FOR MANUFACTURIG VAPOR CHAMBER Non-Final OA KMW INC.
18266198 CARBON FILAMENT WIRE FOR LASER WELDING OF STEEL SHEET HAVING ALUMINIUM-BASED COATING LAYER, LASER WELDING METHOD OF STEEL SHEET HAVING ALUMINIUM-BASED COATING LAYER USING SAME, AND WELDED PRODUCT PRODUCED BY SAME Final Rejection POSCO Co., Ltd
17899230 FAST REPLICATION OF LASER MACHINED MICRON/SUB-MICRON SCALE PATTERNS ONTO SOFT-METAL SUBSTRATES VIA EMBOSSING Final Rejection University of Ottawa
18321444 ELECTRIC HEATING ELEMENTS AND WATER HEATERS INCLUDING SAME Non-Final OA Rheem Manufacturing Company
18227954 MICROWAVE POPCORN MAKER WITH HEATING INSERT Final Rejection Party IP Holdings LLC
17585749 LASER PROCESSING HEAD HAVING A DIAPHRAGM TO INCREASE SCAN FIELD OF THE LASER BEAM Non-Final OA Precitec GmbH & Co. KG

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