Prosecution Insights
Last updated: October 02, 2026

Examiner: GRANNUM, VERITA EUDORA EBUN

Tech Center 1700 • Art Units: 1721 1744

This examiner grants 62% of resolved cases

Analysis

Verita Eudora Ebun Grannum is an examiner in Tech Center 1700, specifically working within Art Unit 1721. To date, the examiner has 29 resolved cases, which provides a focused look at her prosecution style. The data shows an allowance rate of 62.1%, indicating a moderate level of success for applications reaching a final disposition. A particularly striking figure is the 49.0% interview lift, which is one of the more significant boosts observed in this tech center.

This 49.0% lift suggests that interviews are a critical tool for practitioners to use when seeking to advance an application. The median days to allowance is 1338, which points to a relatively long prosecution cycle for cases that eventually reach allowance. This duration of 1338 days should be factored into the long-term strategy for any application assigned to the examiner. Despite the smaller sample size of 29 resolved cases, the high interview lift remains a compelling reason to engage directly with the examiner.

In Tech Center 1700, navigating the 62.1% allowance rate requires a proactive approach. The 1338-day median pendency highlights the importance of using every available tool, such as interviews, to potentially expedite the process. Practitioners should view the interview as a primary mechanism for addressing examiner concerns and improving the probability of a favorable outcome.

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

Performance Statistics

62.1%
Allow Rate
-2.9% vs TC avg
75
Total Applications
+49.0%
Interview Lift
1338
Avg Prosecution Days
Based on 29 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
21.8%
§102 Novelty
65.5%
§103 Obviousness
12.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18023209 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17913761 NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17792875 COATING METHOD AND COATING DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17912708 ELECTRODE PLATE FOR SECONDARY BATTERY, METHOD FOR PRODUCING SAME, SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME Non-Final OA SANYO Electric Co., Ltd.
18267766 BATTERY MODULE, BATTERY PACK COMPRISING BATTERY MODULE, AND VEHICLE COMPRISING BATTERY PACK Final Rejection LG ENERGY SOLUTION, LTD.
18033013 NEGATIVE ELECTRODE FOR LITHIUM METAL BATTERY, AND LITHIUM METAL BATTERY COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18021203 LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF Non-Final OA LG ENERGY SOLUTION, LTD.
18018168 Method for Manufacturing Secondary Battery and Secondary Battery Non-Final OA LG Energy Solution, Ltd.
18004118 Positive Electrode Slurry and Positive Electrode for Lithium Secondary Battery Using the Same Final Rejection LG Energy Solution, Ltd.
17772102 NEGATIVE ELECTRODE AND LITHIUM-SULFUR BATTERY COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18091478 Nanopowder Coatings That Enhance Lithium Battery Component Performance Final Rejection The Regents of The University of Michigan
18246381 PROCESS FOR THE MANUFACTURE OF A COATED CATHODE ACTIVE MATERIAL Non-Final OA BASF SE
18318136 SOLID ELECTROLYTE CERAMIC AND SOLID-STATE BATTERY Final Rejection Murata Manufacturing Co., Ltd.
17788764 SEPARATOR FOR ELECTROCHEMICAL ELEMENTS Non-Final OA KURARAY CO., LTD.
18099498 Cathode Active Material for Lithium Secondary Battery, Method of Preparing the Same and Lithium Secondary Battery Including the Same Final Rejection SK ON CO., LTD.
18002650 ELECTROLYTE, SECONDARY CELL, AND COMPOSITE MATERIAL Non-Final OA TOHOKU UNIVERSITY
18021225 COMPOSITE POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE SHEET, MANUFACTURING METHOD THEREFOR, AND BATTERY Non-Final OA BYD COMPANY LIMITED
17715953 POSITIVE ELECTRODE AND SECONDARY BATTERY INCLUDING POSITIVE ELECTRODE Non-Final OA Prime Planet Energy & Solutions, Inc.
18571960 DEVICE FOR REMOVING OR SETTING ASIDE PRODUCT SEGMENTS FROM A PRODUCT FLOW IN THE ENERGY-CELL MANUFACTURING INDUSTRY Non-Final OA KÖRBER TECHNOLOGIES GMBH
18685055 ANODE MATERIAL AND BATTERY Non-Final OA BTR NEW MATERIAL GROUP CO., LTD.
18113641 POSITIVE ELECTRODE MATERIAL, AND ELECTROCHEMICAL APPARATUS AND ELECTRONIC APPARATUS CONTAINING SAME Non-Final OA NINGDE AMPEREX TECHNOLOGY LIMITED
18430376 ACTIVE COMPOSITE, POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE, BATTERY, DEVICE AND METHOD Non-Final OA BATTERO TECH CORPORATION LIMITED

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