Non-woven fabric base material for lithium ion secondary battery separator and lithium ion secondary battery separator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9768430
APP PUB NO 20150372269A1
SERIAL NO

14763967

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A non-woven fabric base material for a lithium ion secondary battery separator composed mainly of a polyethylene terephthalate fiber, characterized in that the non-woven fabric base material comprises a polyethylene terephthalate binder fiber and a crystallized polyethylene terephthalate fiber, and the content of a polyethylene terephthalate binder fiber having a fiber length of 2.5 mm or less is 10 to 60 mass %.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
MITSUBISHI PAPER MILLS LIMITED10-14 RYOGOKU 2-CHOME SUMIDA-KU TOKYO 130-0026

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aizawa, Wakana Tokyo, JP 7 22
Hyodo, Kenji Tokyo, JP 35 289
Kato, Makoto Tokyo, JP 278 3323
Sato, Tomohiro Tokyo, JP 92 545
Shigematsu, Toshihiro Tokyo, JP 13 121

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 19, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 19, 2029
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00