Latest News

2022

Nov
07

Celgard Enters into Exclusive Joint Development Agreement for High-Voltage Battery Separator Technology with Morrow for LNMO Battery Cell Production at European Gigafactory

Celgard is pleased to announce it has entered into a multi-year joint development agreement with Morrow Batteries AS. Celgard will work with Morrow to develop, test, and commercialize next generation dry-process battery separators that will be used in Morrow high-voltage battery cells with lithium nickel manganese oxide (LNMO) cathode material for electric vehicle (EV) and energy storage system (ESS) applications.

Download Article
Aug
22

Celgard Enters into Strategic Alliance Agreement for LFP Battery Separator Technology with American Battery Factory

Celgard has entered into a strategic alliance agreement with American Battery Factory (ABF). Celgard and ABF will undertake joint research projects to commercialize state-of-the-art next generation products for reliable high-technology prismatic lithium iron phosphate (LFP) batteries in the U.S.

Download Article
Jan
17

Celgard Settles with Farasis, Adds Senior-China to CA Patent Case, Moves Trade Secret Case to CA

Celgard and Farasis entered into an agreement that settles the U.S. patent infringement litigation and the global disputes between the two companies. Celgard also added Senior-China back in as a defendant in Celgard’s California patent case and moved the North Carolina trade secret case back to the California court.

Download Article

2021

Sep
27

Joint Venture Moves Forward and Clears Antitrust

The necessary regulatory approvals are complete and the joint venture (JV) has been established between Polypore and Shanghai Energy New Materials Technology Co., Ltd. (SEMCORP) as Jiangxi Enpo New Materials Co., Ltd. in Gaoan City, Jiangxi Province, People's Republic of China.

Download Article

2020

Oct
13

Celgard Successful in UK Appeal Court, Keeping Injunction Against Senior UK Battery Separator Import

The Court of Appeal’s dismissal of Senior’s appeal supports the UK High Court’s Judgement in favor of Celgard, which not only granted the injunction against Senior, but also held that Celgard had established an arguable case that Senior had used its trade secrets in developing and manufacturing battery separators and that England was the proper forum for the importation dispute.

Download Article
May
11

United Kingdom High Court of Justice Grants Celgard an Interim Injunction Against Senior

Celgard, LLC (Celgard), a subsidiary of Polypore International, LP (Polypore), recently filed an application for an urgent injunction against Shenzhen Senior Technology Material Co., Ltd. (Senior) in the High Court of Justice in London, England.

Read More
Apr
29

Celgard Sues Chinese Firm Over Patents

Complaint alleges trade secret theft, patent infringement on battery separator technology.

Read More
Mar
06

Celgard Files New Complaint against Senior

Celgard Files New Complaint against Senior, Xiaomin (Steven) Zhang, Sun Town and Global Venture for Trade Secret Misappropriation and Also Files Amended Complaint in Patent Infringement Case

Read More
Jan
02

Celgard v. Senior Amended Complaint

Celgard Files Amended Complaint adding Farasis, Sun Town and Global Venture to Lawsuit Against Senior for Patent Infringement and Trade Secret Misappropriation

Read More

2019

Nov
05

Celgard Files for Quick Injunction Against Senior

Celgard Files for Quick Injunction in Lawsuit Against Senior for Patent Infringement and Trade Secret Misappropriation

Read More
Sep
19

Celgard Files Lawsuit Against Senior

Celgard Files Lawsuit Against Senior for Patent Infringement of Ceramic Coated Separators Used in Lithium Batteries

Read More
Sep
12

Celgard Successfully Sues Targray

Celgard, LLC was successful in its patent litigation in California against Targray International of Canada (Targray) on infringement of Celgard's ceramic coated battery separator patents

Read More

  • 15 Items
  • 1  of  2
Accept All Necessary Only