IP Library Assignment 069933/0495
Patent Assignment
Reel/Frame 069933/0495

Nunc Pro Tunc Assignment

Recorded: 2025-01-21 Pages: 5
Assignor
ASAHI KASEI KABUSHIKI KAISHA
Executed: 2024-12-19
Assignee
ASAHI KASEI BATTERY SEPARATOR CORPORATION
1-1-2 YURAKUCHO, CHIYODA-KU, TOKYO, 100-0006, JAPAN
Covered Properties (34)
Microporous Polyolefin Film and Separator for Storage Cell
Patent: 9,203,072 →
Application: 11/661,147 →
Publication: US 2008/0096102
Polyolefin Microporous Membrane and Separator for Nonaqueous Electrolyte Battery
Patent: 9,722,225 →
Application: 12/442,355 →
Publication: US 2010/0009265
Separator for Lithium Ion Secondary Battery and Method for Manufacturing the Same
Patent: 8,628,873 →
Application: 12/514,780 →
Publication: US 2010/0136410
Microporous Polyolefin Membrane
Patent: 8,283,073 →
Application: 12/525,028 →
Publication: US 2010/0021822
Multilayer Porous Membrane and Production Method Thereof
Patent: 9,293,752 →
Application: 12/525,232 →
Publication: US 2010/0285348
Multilayer Porous Film
Patent: 9,070,935 →
Application: 12/663,510 →
Publication: US 2010/0203396
Microporous Membrane Winding and Method for Manufacturing the Same
Patent: 9,184,429 →
Application: 13/123,846 →
Publication: US 2012/0164538
Polyolefin Microporous Membrane and Separator for Lithium Ion Secondary Battery
Patent: 9,620,754 →
Application: 13/140,778 →
Publication: US 2011/0311878
Polyolefin Microporous Film
Application: 13/142,074 →
Publication: US 2011/0262814
Laminated Separator Including Inorganic Particle and Polyolefin Layer for Electricity Storage Device
Patent: 9,356,275 →
Application: 13/255,424 →
Publication: US 2012/0015229
Multilayer Porous Film
Patent: 8,900,740 →
Application: 13/321,353 →
Publication: US 2012/0141859
A Separator for Nonaqueous Electrolyte Batteries Containing a Porous Membrane
Patent: 9,627,672 →
Application: 14/387,975 →
Publication: US 2015/0050545
Separator for Electricity Storage Device, Laminate and Porous Film
Application: 14/416,735 →
Publication: US 2015/0188108
Separation Membrane for Redox Flow Secondary Battery and Redox Flow Secondary Battery Comprising the Same
Patent: 9,837,678 →
Application: 14/442,148 →
Publication: US 2016/0260988
Separator Including Polyolefin Microporous Membrane and Inorganic Porous Layer, and Nonaqueous Electrolyte Battery Using the Same
Application: 14/901,241 →
Publication: US 2016/0372730
Polyolefin Microporous Membrane and Separator for Nonaqueous Electrolyte Battery
Patent: 9,722,226 →
Application: 15/055,353 →
Publication: US 2016/0181584
Separator for Electricity Storage Device
Application: 15/129,155 →
Publication: US 2017/0263907
Laminated Separator, Polyolefin Microporous Membrane, and Separator for Electricity Storage Device
Application: 15/147,399 →
Publication: US 2016/0254513
Porous Membrane and Multilayer Porous Membrane
Patent: 9,911,959 →
Application: 15/462,790 →
Publication: US 2017/0194612
Porous Membrane and Multilayer Porous Membrane
Patent: 9,911,960 →
Application: 15/462,794 →
Publication: US 2017/0194613
Microporous Membrane, Battery Separator, and Battery
Application: 15/744,365 →
Publication: US 2018/0205057
Separator for Electricity Storage Devices, Electrode Body Using Same, and Electricity Storage Device
Application: 15/776,354 →
Publication: US 2020/0259148
Separator for Electricity Storage Device, Laminate and Porous Film
Application: 16/178,839 →
Publication: US 2019/0140242
Separator for Electricity Storage Devices, and Electricity Storage Device
Application: 16/489,072 →
Publication: US 2020/0006734
Separator for Power Storage Device and Method for Producing Same, and Power Storage Device and Method for Producing Same
Application: 16/489,075 →
Publication: US 2020/0067055
Polyolefin Microporous Membrane and Production Method Thereof
Application: 16/498,076 →
Publication: US 2020/0024419
Polyolefin Microporous Membrane, Separator for Electricity Storage Devices, and Electricity Storage Device
Application: 16/613,240 →
Publication: US 2020/0176742
Polyolefin Microporous Membrane with Improved Puncture Elongation and Thermomechanical Properties and Method for Manufacturing the Same
Application: 16/623,981 →
Publication: US 2020/0144577
Polyolefin Microporous Film and Lithium-Ion Secondary Cell in Which Same is Used
Application: 16/644,665 →
Publication: US 2021/0106952
Separator Including Active Layer Having Lithium-Occluding Material, and Electricity Storage Device Including the Same
Application: 16/765,252 →
Publication: US 2022/0006157
Lithium Ion Battery Using Crosslinkable Separator
Application: 16/957,421 →
Publication: US 2020/0335755
Separator Having Silane-Modified Polyolefin and Polyethylene, and Method for Producing the Same
Application: 16/957,908 →
Publication: US 2021/0057701
Separator for Electricity Storage Devices, and Electricity Storage Device
Application: 17/565,607 →
Publication: US 2022/0123432
Lithium Ion Battery Using Crosslinkable Separator
Application: 17/966,990 →
Publication: US 2023/0120715
Related Assignments (19)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 26, 2007
From: HATAYAMA, HIROSHI; SOGO, HIROSHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 018982/0181 →
Assignment of Assignor's Interest Apr 3, 2009
From: HATAYAMA, HIROSHI; SOGO, HIROSHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 022501/0031 →
Assignment of Assignor's Interest Jul 30, 2009
From: IKEMOTO, TAKASHI; IMAMURA, YOSHIHIRO; ONIZAWA, TAKESHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023027/0357 →
Assignment of Assignor's Interest Dec 8, 2009
From: MURATA, HIROSHI; IWASAWA, HIDENORI; NARUTO, HIROSUKE
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023618/0385 →
Assignment of Assignor's Interest Jan 26, 2010
From: MURATA, HIROSHI; NARUTO, HIROSUKE
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 023850/0528 →
Assignment of Assignor's Interest Jan 29, 2010
From: KAWASOE, SHINYA; HATAYAMA, HIROSHI; IKEMOTO, TAKASHI
To: ASAHI KASEI CHEMICALS CORPORATION
Reel/Frame 023872/0173 →
Assignment of Assignor's Interest Jul 8, 2011
From: IKEMOTO, TAKASHI; IMAMURA, YOSHIHIRO
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026560/0756 →
Assignment of Assignor's Interest Jul 25, 2011
From: INAGAKI, DAISUKE; TAKEDA, HISASHI; INABA, SHINTARO
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026642/0544 →
Assignment of Assignor's Interest Aug 3, 2011
From: INAGAKI, DAISUKE; IWAKIRI, SHINICHI; INABA, SHINTAROU
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026696/0477 →
Assignment of Assignor's Interest Sep 23, 2011
From: OHASHI, MASAHIRO; AMEYAMA, KEITARO; SAKAKIBARA, YUZURU
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 026954/0795 →
Assignment of Assignor's Interest Dec 21, 2011
From: MURATA, HIROSHI; IWASAWA, HIDENORI; INAGAKI, DAISUKE; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 027424/0443 →
Assignment of Assignor's Interest Mar 31, 2015
From: MIYAZAWA, HIROSHI; AMEYAMA, KEITARO; SHUTO, TAKASHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 035297/0082 →
Assignment of Assignor's Interest Jul 10, 2015
From: MURATA, HIROSHI; HATAYAMA, HIROSHI; UCHIDA, YUKI; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 036057/0713 →
Assignment of Assignor's Interest Nov 5, 2015
From: MIYAZAWA, HIROSHI; TAKAHASHI, TOMOAKI; TAKEDA, HISASHI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 036967/0152 →
Assignment of Assignor's Interest Dec 28, 2015
From: UCHIDA, YUKI; MURATA, HIROSHI; HATAYAMA, HIROSHI; ISHIKAWA, MASAKI
To: ASAHI KASEI E-MATERIALS CORPORATION
Reel/Frame 037365/0026 →
Assignment of Assignor's Interest Sep 26, 2016
From: AMEYAMA, KEITARO; MIYAZAWA, HIROSHI; HASHIMOTO, SATOSHI; IKEMI, MASATOSHI
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 039857/0136 →
Merger Jan 21, 2025
From: ASAHI KASEI CHEMICALS CORPORATION
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069933/0317 →
Change of Address Jan 21, 2025
From: ASAHI KASEI KABUSHIKI KAISHA
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069958/0128 →
Merger Jan 21, 2025
From: ASAHI KASEI E-MATERIALS CORPORATION
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069933/0428 →