Transfer roller, process cartridge, and image forming apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 30, 2018
Issued Date -
N/A
app pub date -
Sep 6, 2016
filing date -
Mar 28, 2016
priority date (Note) -
In Force
status (Latency Note)
Importance
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Abstract
A transfer roller is provided and includes a support body, a foaming elastic layer that is disposed on an outer circumferential surface of the support body, and a surface resin layer that contains polyimide or polyamide-imide and covers an outer circumferential surface of the foaming elastic layer, in which circumferential lengths of both end portions of the surface resin layer in a roller axial direction is shorter than that of a center portion of the surface resin layer in the roller axial direction.
First Claim
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International Classification(s)
- 2016 Application Filing Year
- G03G Class
- 2954 Applications Filed
- 2640 Patents Issued To-Date
- 89.38 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- G03G Class
- 0 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 30, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 30, 2029 |
