Electrophotographic apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9983490
SERIAL NO

15469935

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides an electrophotographic apparatus in which the deterioration of electrical properties in repetitive use is suppressed even in the case where an electrophotographic photosensitive member absorbs moisture under a high-temperature and high-humidity environment. An undercoat layer of the electrophotographic photosensitive member provided in the electrophotographic apparatus contains (α) a metal oxide particle, (β) a particular benzophenone compound and (γ) a compound represented by the following formula (2).

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHAJAPAN

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kitamura, Wataru Abiko, JP 61 376
Mitsuda, Haruhiko Nagareyama, JP 15 27
Murakami, Mai Kashiwa, JP 20 121
Shimada, Tsuyoshi Toride, JP 24 100
Tanabe, Kan Matsudo, JP 23 130
Tokimitsu, Ryoichi Kashiwa, JP 25 133

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 Nov 29, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 29, 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