Prosecution Insights
Last updated: October 27, 2026

Ryan Kenzie Blackwell-Rudasil, USPTO Patent Examiner

Listed by the USPTO as BLACKWELL-RUDASIL, RYAN KENZIE

Tech Center 4100 • Art Units: 1722 1725 1726 4100

This examiner grants 61% of resolved cases

Analysis

BLACKWELL-RUDASIL, RYAN KENZIE is assigned to Technology Center 4100 and art unit 1722. The profile records 23 resolved cases, with an allowance rate of 60.9%. Median time to allowance is 1274 days. Interview lift is 35.7%, which identifies interviews as an outcome associated with a higher allowance result in the available record.

The listed companies are LG Energy Solution Ltd., Panasonic Holdings Corporation, and Prime Planet Energy & Solutions Inc. The listed firms are WHDA, LLP, BIRCH STEWART KOLASCH & BIRCH, LLP, and HAUPTMAN HAM, LLP. Practitioners may view interview preparation as a potentially useful part of prosecution strategy here, while recognizing that the resolved-case sample remains limited.

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

Performance Statistics

60.9%
Allow Rate
+0.9% vs TC avg
65
Total Applications
+35.7%
Interview Lift
1274
Avg Prosecution Days
Based on 23 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
20.1%
§102 Novelty
55.8%
§103 Obviousness
19.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17835758 CYANO-CONTAINING ORGANOTRIFLUOROBORATE ADDITIVES FOR LITHIUM ION BATTERIES Non-Final OA Apple Inc.
18589508 COMPOSITE SOLID ELECTROLYTE AND SOLID-STATE BATTERY Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18007891 REDUCING BUBBLE ACCUMULATION ON ELECTRODES, AND RELATED ARTICLES AND SYSTEMS Final Rejection Massachusetts Institute of Technology
18730895 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, NEGATIVE ELECTRODE, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18572908 POSITIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17796544 POSITIVE ELECTRODE FOR SECONDARY BATTERY AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18683036 Method for Sealing Pouch-Type Secondary Battery, Method for Manufacturing Pouch-Type Secondary Battery, Apparatus for Sealing Pouch-Type Secondary Battery, and Pouch-Type Secondary Battery Manufactured Using the Same Non-Final OA LG Energy Solution, Ltd.
18290861 POROUS COMPOSITE CERAMIC SEPARATOR, ELECTROCHEMICAL DEVICE COMPRISING THE SAME, AND METHOD FOR MANUFACTURING THE POROUS COMPOSITE CERAMIC SEPARATOR Non-Final OA LG ENERGY SOLUTION, LTD.
18022102 BATTERY PACK WITH IMPROVED COOLING PERFORMANCE AND DEVICE INCLUDING THE SAME Final Rejection LG ENERGY SOLUTION, LTD.
18008009 NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND METHOD FOR MANUFACTURING LITHIUM SECONDARY BATTERY Final Rejection LG ENERGY SOLUTION, LTD.
17799096 BUTTON-TYPE SECONDARY BATTERY Final Rejection LG ENERGY SOLUTION, LTD.
17772240 ELECTRODE ASSEMBLY AND SECONDARY BATTERY COMPRISING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18683870 Anode Material for an All Solid State Battery, and All Solid State Battery Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18010600 BINDER SUITABLE FOR ELECTRICITY STORAGE DEVICE ELECTRODES, BINDER SOLUTION FOR ELECTRICITY STORAGE DEVICE ELECTRODES, ELECTRICITY STORAGE DEVICE ELECTRODE SLURRY, ELECTRICITY STORAGE DEVICE ELECTRODE, AND ELECTRICITY STORAGE DEVICE Non-Final OA KURARAY CO., LTD.
17718813 Electrolyte Solution for Lithium Secondary Battery and Lithium Secondary Battery Including the Same Final Rejection SK ON CO., LTD.
18475519 BOX BODY OF POWER BATTERY, POWER BATTERY, ELECTRIC DEVICE, AND TEMPERATURE DIFFERENCE SELF-ADJUSTING COLD PLATE Non-Final OA BYD COMPANY LIMITED
18167894 BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
17722372 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
18019313 Positive Electrode Active Material and Method of Preparing the Same Final Rejection LG Chem, Ltd.
18604109 HIGH PERFORMANCE BATTERY SEPARATOR MEMBRANE Non-Final OA VIAVI Solutions Inc.
18041571 A METHOD FOR PREPARING NANOMETER-SIZED SURFACE FLUORINATED BATTERY MATERIALS Non-Final OA Paul Scherrer Institut
18111334 LITHIUM SECONDARY BATTERY Non-Final OA TeraWatt Technology K.K.

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Frequently Asked Questions

What is examiner Ryan Kenzie Blackwell-Rudasil's allowance rate?

60.9% of resolved applications examined by Ryan Kenzie Blackwell-Rudasil were allowed (23 resolved cases), compared with 60.4% across Art Unit 1722 over the last five years.

Does an interview help with examiner Ryan Kenzie Blackwell-Rudasil?

This examiner's interview lift is +35.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ryan Kenzie Blackwell-Rudasil take to allow a patent?

Applications allowed by Ryan Kenzie Blackwell-Rudasil took 1,274 days on average from filing to allowance.

Which art unit does examiner Ryan Kenzie Blackwell-Rudasil work in?

Ryan Kenzie Blackwell-Rudasil examines applications in Art Unit 1722 in Tech Center 4100.

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