Toner for developing electrostatic charge image
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 1, 2008
Grant Date -
May 19, 2005
app pub date -
Apr 10, 2003
filing date -
Apr 15, 2002
priority date (Note) -
In Force
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
A toner for developing electrostatic charge images that exhibits superior fixability at low temperature so as to realize satisfactory fixing performance even with less energy, that exhibits high stress resistance so as to be free from blade contamination by molten toner, and that exhibits excellent performances in any environmental conditions. In particular, a toner for developing an electrostatic charge images, comprising at least a binder resin, a colorant and a charge control agent, wherein a low-molecular-weight polymer having functional groups is used at least as the charge control agent and a cycloolefin copolymer resin is used at least as the binder resin.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
TOMOEGAWA PAPER CO LTD | 5-15 KYOBASHI 1-CHOME CHUO-KU TOKYO 104-8335 | |
TICONA GMBH | AN DER B 43 65451 KELSTERBACH |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Harada, Yoshiaki | Shizuoka, JP | 10 | 166 |
# of filed Patents : 10 Total Citations : 166 | |||
Nakamura, Toru | Abiko, JP | 239 | 3997 |
# of filed Patents : 239 Total Citations : 3997 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- G03G Class
- 4.14 % this patent is cited more than
- 17 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Dec 30, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Jan 27, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Aug 08, 2017 | I | Issuance | |
Jul 19, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jul 30, 2015 | P | Published | |
Mar 23, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:FUJITA, HIROYUKI;TOSHIYOSHI, HIROSHI;MITSUYA, HIROYUKI;SIGNING DATES FROM 20150212 TO 20150218;REEL/FRAME:035230/0559 Owner name: KABUSHIKI KAISHA SAGINOMIYA SEISAKUSHO, JAPAN free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:FUJITA, HIROYUKI;TOSHIYOSHI, HIROSHI;MITSUYA, HIROYUKI;SIGNING DATES FROM 20150212 TO 20150218;REEL/FRAME:035230/0559 Owner name: THE UNIVERSITY OF TOKYO, JAPAN |
Jun 18, 2013 | F | Filing | |
Sep 25, 2012 | PD | Priority Date |

Matter Detail

Renewals Detail
