Granted Patent
Utility
PCT National Stage
US 6,451,109
· Confirmation No. 2828
COLUMNAR CRYSTALS OF 6-HYDROXY-2-NAPHTHOIC ACID AND PROCESS FOR MANUFACTURING THE SAME
Patented Case
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-04-24 | LET. |
Miscellaneous Incoming Letter | 43 | View |
Inventors
Ryuzo Ueno
Hyogo, JAPAN
Masaya Kitayama
Hyogo, JAPAN
Hiroyuki Kato
Hyogo, JAPAN
Ryoichi Otsuka
Hyogo, JAPAN
Attorneys & Agents of Record
Classification
USPC
117/68
Prosecution
- Examiner
- HITESHEW, FELISA CARLA
- Art Unit
- 1765
- Docket No.
- Q64232
- Confirmation No.
- 2828
Foreign Priority
11/236951
·
1999-08-24
·
JAPAN
Patent Term Adjustment
-56days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2008-09-22
CHANGE OF NAME
Recorded 2008-09-12
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-04-24
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Quick Facts
- Patent No.
- US 6,451,109
- App. No.
- 09/830,119
- Filed
- 2001-04-24
- Granted
- 2002-09-17
- Examiner
- HITESHEW, FELISA CARLA
- Art Unit
- 1765
- PTA
- -56 days
External Links