Quinone derivative and electrophotographic photosensitive member

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9783491
SERIAL NO

14953156

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A quinone derivative represented by general formula (1) where, in the general formula (1), chemical groups R1 each represent, independently of one another, an alkyl group, a cycloalkyl group, an alkoxy group, an aralkyl group, or an aryl group, and R2 represents an alkyl group, an aralkyl group, a cycloalkyl group, an alkoxy group, an aryl group, or a heterocyclic group.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
KYOCERA DOCUMENT SOLUTIONS INCOSAKA JAPAN OSAKA

International Classification(s)

loading....
  • 2015 Application Filing Year
  • C07D Class
  • 5466 Applications Filed
  • 4606 Patents Issued To-Date
  • 84.27 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kojima, Kensuke Osaka, JP 39 167
Okada, Hideki Osaka, JP 148 614
Sugai, Fumio Osaka, JP 26 90

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 0 Citation Count
  • C07D Class
  • 0 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges158718941835528419501 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7081 - 90010020030040050060070080090010001100120013001400150016001700180019002000

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 Apr 10, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 10, 2029