Prosecution Insights
Last updated: October 26, 2026

Tamara Orduna, USPTO Patent Examiner

Listed by the USPTO as ORDUNA, TAMARA

Tech Center 1700 • Art Units: 1725 1776

This examiner grants 67% of resolved cases

Analysis

ORDUNA, TAMARA works in tech center 1700 and art unit 1725. The profile records 3 resolved cases, a 66.7% allowance rate, and a median of 897 days to allowance. Interview lift is 100.0%, indicating a positive association in every reported interview-related outcome within this very small record. Because the resolved-case count is only 3, the figures should be treated as highly case-specific rather than broadly predictive.

The principal companies are Toyota Motor Corporation, Samsung SDI Co., Ltd., and Ford Motor Company. The listed firms are Womble Bond Dickinson US LLP, Bryan Cave Leighton Paisner LLP (DC), and OLIFF PLC. An interview may be worth considering when it can clarify the path to allowance, but the limited data does not establish a dependable general pattern. Practitioners should rely on application-specific claim analysis and maintain written alternatives.

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

Performance Statistics

66.7%
Allow Rate
+1.7% vs TC avg
48
Total Applications
+100.0%
Interview Lift
897
Avg Prosecution Days
Based on 3 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
17.3%
§102 Novelty
75.3%
§103 Obviousness
7.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18633070 POWER STORAGE CELL AND METHOD FOR MANUFACTURING THE SAME Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18501398 FUEL CELL UNIT Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18500433 POWER STORAGE CELL Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18285007 LITHIUM SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18719229 METHOD FOR MANUFACTURING GEL POLYMER ELECTROLYTE SECONDARY BATTERY AND GEL POLYMER ELECTROLYTE SECONDARY BATTERY OBTAINED THEREBY Non-Final OA LG ENERGY SOLUTION, LTD.
18506592 LITHIUM SECONDARY BATTERY HAVING HIGH ENERGY DENSITY Final Rejection LG Energy Solution, Ltd.
18226104 Electrical Energy Store for a Motor Vehicle and Motor Vehicle Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18742828 BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18530525 FUEL CELL POWER SYSTEM Non-Final OA Caterpillar Inc.
18667775 ELECTROLYTE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Non-Final OA SAMSUNG SDI CO., LTD.
18583423 NEGATIVE ELECTRODE SLURRY, NEGATIVE ELECTRODE, AND RECHARGEABLE BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
18617789 TRACTION BATTERY PACK STRUCTURAL CROSS-MEMBER ASSEMBLIES WITH TENSILE AND COMPRESSION LOAD CARRYING CAPABILITY Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18506289 TRACTION BATTERY PACK CELL BLOCK ASSEMBLIES THAT EXCLUDE CELL-TO-CELL SPACERS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18228710 THERMOSET BINDER AND CERAMIC PARTICLES COATING ON ANODE SURFACE TO ENHANCE STABILITY OF LITHIUM-ION BATTERIES Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
18663244 BUSBAR INTERCONNECT FOR A BATTERY PACK Non-Final OA TE Connectivity Solutions GmbH
18285582 Positive Electrode Material, Preparation Method Thereof, And Lithium Secondary Battery Including The Positive Electrode Material Final Rejection LG Chem, Ltd.
18467910 Electrode plate and preparation method thereof, battery, and electronic apparatus Final Rejection Ningde Amperex Technology Limited
18364016 ELECTROCHEMICAL DEVICE AND ELECTRICAL DEVICE Non-Final OA Ningde Amperex Technology Limited

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Frequently Asked Questions

What is examiner Tamara Orduna's allowance rate?

66.7% of resolved applications examined by Tamara Orduna were allowed (3 resolved cases), compared with 65.5% across Art Unit 1725 over the last five years.

Does an interview help with examiner Tamara Orduna?

This examiner's interview lift is +100.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tamara Orduna take to allow a patent?

Applications allowed by Tamara Orduna took 897 days on average from filing to allowance.

Which art unit does examiner Tamara Orduna work in?

Tamara Orduna examines applications in Art Unit 1725 in Tech Center 1700 (Chemistry & Materials).

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