Polymer, method for producing polymer, and method for producing membrane

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12098226
APP PUB NO 20210332171A1
SERIAL NO

17351717

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

To provide a polymer wherein a linking group that connects the main chain of the polymer and a cyclic perfluoroaliphatic disulfonimide skeleton, is a fluoroalkylene group which may have an ether oxygen atom. A polymer which has either one or both of units represented by formula u1-1 and units represented by formula u1-2:

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
AGC INC5-1 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008405 ?1008405

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirai, Takeshi Tokyo, JP 32 48
Jomuta, Daisuke Tokyo, JP 15 40
Okuyama, Takumi Tokyo, JP 15 56
Tamitsuji, Chikaya Tokyo, JP 21 124

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
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 24, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 24, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 24, 2036
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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