Granted Patent
Utility
PCT National Stage
US 6,428,891
· Confirmation No. 4063
ACRYLONITRILE-BASED PRECURSOR FIBER FOR CARBON FIBER AND METHOD FOR PRODUCTION THEREOF
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-01-22 | LET. |
Miscellaneous Incoming Letter | 55 | View |
Inventors
Takahiro Okuya
Hiroshima, JAPAN
Mitsuo Hamada
Hiroshima, JAPAN
Yoshitaka Kageyama
Hiroshima, JAPAN
Takeaki Amakawa
Hiroshima, JAPAN
Attorneys & Agents of Record
Classification
USPC
428/36.7
Prosecution
- Examiner
- EDWARDS, NEWTON O
- Art Unit
- 1774
- Customer No.
- 22850
- Docket No.
- 202186US0PCT
- Confirmation No.
- 4063
Foreign Priority
10-206673
·
1998-07-22
·
JAPAN
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-06-17
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Quick Facts
- Patent No.
- US 6,428,891
- App. No.
- 09/743,811
- Filed
- 2001-01-22
- Granted
- 2002-08-06
- Examiner
- EDWARDS, NEWTON O
- Art Unit
- 1774
- PTA
- 0 days
External Links