Prosecution Insights
Last updated: October 02, 2026

Examiner: MEKHLIN, ELI S

Tech Center 1700 • Art Units: 1721 1725 1726 1728 1758 1759 1793 1795 1796

This examiner grants 60% of resolved cases

Analysis

Eli S. Mekhlin is a patent examiner in Tech Center 1700, working within Art Unit 1721. The examiner has 1139 resolved cases and an allowance rate of 60.3 percent. This 60.3 percent rate reflects the proportion of applications that reach a grant. For the 1139 cases handled, this data provides a basis for understanding the probability of success during the examination process. The volume of resolved cases reflects the examiner's experience within Tech Center 1700.

The median days to allowance for this examiner is 1026. This 1026-day timeline represents the duration for an application to move from filing to a grant. Applicants should consider this period when planning their patent strategy and resource allocation. The volume of 1139 resolved cases suggests that this duration is a consistent aspect of the examiner's workflow in Art Unit 1721. This median provides a specific metric for evaluating the expected length of prosecution.

The data shows an interview lift of 48.2 percent. This 48.2 percent lift represents the change in the likelihood of allowance when an interview is conducted. It suggests that direct communication is a method for addressing the probability of a grant. For practitioners, utilizing an interview is an option to navigate the prosecution process and achieve a positive outcome. Practitioners can use this lift to evaluate the potential benefits of direct engagement.

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

Performance Statistics

60.3%
Allow Rate
-4.7% vs TC avg
1,157
Total Applications
+48.2%
Interview Lift
1026
Avg Prosecution Days
Based on 1139 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
10.1%
§102 Novelty
52.6%
§103 Obviousness
32.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18394652 POSITIVE ELECTRODE LAYER, POSITIVE ELECTRODE, AND SOLID-STATE BATTERY Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18646961 SEPARATORS HAVING OPPOSITELY-CHARGED REGIONS AND SECONDARY BATTERIES INCLUDING THE SAME Non-Final OA Washington University
18658950 ELECTRODE PLATE, LITHIUM-ION BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRIC DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18841643 METALLIC REINFORCED TRANSPARENT CONDUCTIVE OXIDES Non-Final OA Massachusetts Institute of Technology
18845819 MULTI-LAYER CONTACT STACK, PHOTOVOLTAIC CELLS MADE THEREOF AND METHODS TO FORM THEM Non-Final OA NATIONAL UNIVERSITY OF SINGAPORE
18711183 NONAQUEOUS ELECTROLYTE ENERGY STORAGE DEVICE Non-Final OA GS Yuasa International Ltd.

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