Patent Application
Utility
PCT National Stage
App. No. 09/869,503
· Confirmation No. 4256
PHTHALIMIDYL AZO PIGMENTS, METHOD FOR PRODUCING SAME AND UTILISATION THEREOF
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2001-06-28 | LET. |
Miscellaneous Incoming Letter | 31 | View |
Inventors
Urs Lauk
Zurich, SWITZERLAND
Antoine Clement
Basel, SWITZERLAND
Romeo Dreier
Fehren, SWITZERLAND
Alfons Arquint
Basel, SWITZERLAND
Attorneys & Agents of Record
Classification
USPC
534/789
C09B29/0033
C09B43/42
C09B29/0809
Y10S8/922
Prosecution
- Examiner
- POWERS, FIONA
- Art Unit
- 1626
- Customer No.
- 324
- Docket No.
- 1-21951/A/PC
- Confirmation No.
- 4256
Foreign Priority
98124859.4
·
1998-12-31
·
EUROPEAN PATENT OFFICE (EPO)
Patent Term Adjustment
0days
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2007-04-02
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-08-22
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Quick Facts
- App. No.
- 09/869,503
- Filed
- 2001-06-28
- Granted
- 2003-04-29
- Examiner
- POWERS, FIONA
- Art Unit
- 1626
- PTA
- 0 days
External Links