Polycarbonate copolymer, coating liquid using same, molded body, and electrophotographic photosensitive body

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9551946
APP PUB NO 20160116854A1
SERIAL NO

14893729

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A polycarbonate copolymer includes: a repeating unit represented by a formula (1) below; and a repeating unit represented by a formula (2) below, in which the repeating unit represented by the formula (1) is formed from a bischloroformate oligomer having an average number of monomer units n represented by a formula (100) below in a range from 0.1 to 1.3. In the formulae (100) and (1), Ar1 represents a group represented by a formula (3) below. In the formula (2), Ar2 represents a divalent aromatic group. In the formula (3) below, X1 represents a single bond or an oxygen atom. R11 each independently represents a methyl group or an ethyl group.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
IDEMITSU KOSAN CO LTDTOKYO TOKYO METROPOLIS

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirata, Kengo Chiba, JP 16 175
Morishita, Hironobu Chiba, JP 32 298

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 24, 2028
Fee Large entity fee small entity fee micro entity fee
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