Prosecution Insights
Last updated: October 26, 2026

Alix Echelmeyer Eggerding, USPTO Patent Examiner

Listed by the USPTO as EGGERDING, ALIX ECHELMEYER

Tech Center 2400 • Art Units: 1729 1795 2486

This examiner grants 57% of resolved cases

Analysis

Alix Echelmeyer Eggerding manages a docket in Art Unit 1729 with 781 resolved cases. Her allowance rate is 57.4%, and the median days to allowance is 1440. This pendency suggests a longer path to grant in Tech Center 2400. The 57.4% allowance rate indicates a moderate probability of success for applicants.

The interview lift of 17.9% indicates that interviews provide a meaningful advantage for applicants seeking to increase the 57.4% allowance rate. Top companies include LG Energy Solution Ltd., Honda Motor Co., Ltd., and Daikin Industries Ltd. Frequent legal representation is provided by Fox Rothschild LLP, CKC & Partners Co., LLC, and SUGHRUE MION, PLLC.

With 781 resolved cases, the 1440-day median pendency is a well-supported indicator of prosecution timing. The 17.9% interview lift offers a strategic mechanism for overcoming rejections. Practitioners should account for the duration of prosecution when developing strategies to improve upon the 57.4% allowance rate in this art unit.

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

Performance Statistics

57.4%
Allow Rate
-0.6% vs TC avg
819
Total Applications
+17.9%
Interview Lift
1440
Avg Prosecution Days
Based on 781 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
16.2%
§102 Novelty
66.8%
§103 Obviousness
12.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18518584 ELECTRODE COMPOSITION, ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY, AND ALL-SOLID STATE SECONDARY BATTERY, AND MANUFACTURING METHODS FOR ELECTRODE SHEET FOR ALL-SOLID STATE SECONDARY BATTERY AND ALL-SOLID STATE SECONDARY BATTERY Non-Final OA FUJIFILM Corporation
18271780 Electrode, Electrode Assembly, And Secondary Battery Comprising Same Final Rejection LG Energy Solution, Ltd.
17769514 Battery Module and Method for Manufacturing the Same Non-Final OA LG Energy Solution, Ltd.
18396643 BATTERY MODULE Non-Final OA HONDA MOTOR CO., LTD.
18302800 FUEL CELL SYSTEM AND FUEL CELL SYSTEM ASSEMBLY Final Rejection HONDA MOTOR CO., LTD.
18079279 MEMBRANE-ELECTRODE ASSEMBLY FOR FUEL CELLS Non-Final OA Kia Corporation
18520465 BATTERY CELL, METHOD AND SYSTEM FOR MANUFACTURE SAME, BATTERY, AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18495653 ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Final Rejection SAMSUNG SDI CO., LTD.
18299240 BATTERY CELL ARRANGEMENT HAVING A POTTING COMPOUND LAYER, AND METHOD FOR PRODUCING A BATTERY CELL ARRANGEMENT FOR A MOTOR VEHICLE Non-Final OA AUDI AG
18617997 POLYTETRAFLUOROETHYLENE POWDER, BINDER FOR ELECTRODE, ELECTRODE MIXTURE, ELECTRODE, AND SECONDARY BATTERY Non-Final OA DAIKIN INDUSTRIES, LTD.
18617776 POLYTETRAFLUOROETHYLENE POWDER, ELECTRODE BINDER, ELECTRODE MIXTURE, ELECTRODE AND SECONDARY BATTERY Non-Final OA DAIKIN INDUSTRIES, LTD.
18291187 BATTERY UNIT, SYSTEM AND METHOD FOR ASSEMBLY OF THE SYSTEM Non-Final OA A. Raymond et Cie
18241791 MEMBRANE ELECTRODE ASSEMBLY AND POLYMER ELECTROLYTE FUEL CELL Final Rejection TOPPAN INC.
17601882 LITHIUM COMPOSITE METAL OXIDE POWDER AND LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE MATERIAL Final Rejection Sumitomo Metal Mining Co., Ltd.

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Frequently Asked Questions

What is examiner Alix Echelmeyer Eggerding's allowance rate?

57.4% of resolved applications examined by Alix Echelmeyer Eggerding were allowed (781 resolved cases), compared with 52.2% across Art Unit 1729 over the last five years.

Does an interview help with examiner Alix Echelmeyer Eggerding?

This examiner's interview lift is +17.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Alix Echelmeyer Eggerding take to allow a patent?

Applications allowed by Alix Echelmeyer Eggerding took 1,440 days on average from filing to allowance.

Which art unit does examiner Alix Echelmeyer Eggerding work in?

Alix Echelmeyer Eggerding examines applications in Art Unit 1729 in Tech Center 2400 (Networking & Security).

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