Prosecution Insights
Last updated: April 19, 2026

Asahi Kasei Battery Separator Corporation

7 pending office actions

Portfolio Summary

7
Total Pending OAs
0
Final Rejections
7
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
18269071 Resin Raw Material Composition for Molding Use, Resin Raw Material Composition for Microporous Membranes, and Methods Respective for Producing those Products NILAND, PATRICK DENNIS 1762 Non-Final OA Jun 22, 2023
18038261 Separator for Power Storage Device, and Power Storage Device Including Same WILLS, MONIQUE M 1723 Non-Final OA May 23, 2023
18034030 POLYOLEFIN MICROPOROUS MEMBRANE LYNCH, VICTORIA HOM 1724 Non-Final OA Apr 26, 2023
17967012 Lithium Ion Battery Using Crosslinkable Separator RUTISER, CLAIRE A 1751 Non-Final OA Oct 17, 2022
17765190 Polyolefin Microporous Membrane MCCLURE, JOSHUA PATRICK 1723 Non-Final OA Mar 30, 2022
17631603 Composite Single-Layer Chemically Cross-Linked Separator ESTES, JONATHAN WILLIAM 1725 Non-Final OA Jan 31, 2022
17624914 Multilayer Porous Membrane HILTON, ALBERT MICHAEL 1723 Non-Final OA Jan 05, 2022

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