Granted Patent
Utility
PCT National Stage
US 6,626,988
· Confirmation No. 1994
PHOSPHATE-STABILISED POLYURETHANE MATERIALS, CROSS-LINKED BY CONDENSATION, METHOD FOR THEIR PRODUCTON AND USE THEREOF
Patented Case
View Patent ↗
Inventors
Lutz Schmalstieg
Koln, GERMANY
Ralf Lemmerz
Leverkusen, GERMANY
Ulrich Walter
Langenfeld, GERMANY
Marie-Helene Marie-Ange Christiane Walter
Langenfeld, GERMANY
Alexander Eckhardt
Koln, GERMANY
Attorneys & Agents of Record
Classification
USPC
106/287.25
C08G18/10
C08G2190/00
C08G18/289
Prosecution
- Examiner
- PENG, KUO LIANG
- Art Unit
- 1712
- Customer No.
- 157
- Docket No.
- MO6754/LEA 33,493
- Confirmation No.
- 1994
Foreign Priority
199 23 300.4
·
1999-05-21
·
GERMANY
Patent Term Adjustment
0days
from
SCHMALSTIEG, LUTZ,
LAMMERZ, RALF,
ECKHARDT, ALEXANDER,
WALTER, MARIE-HELENE MARIE-ANGE CHRISTIANE (HEIR) ON BEHALF OF ULRICH WALTER (DECEASED)
ASSIGNMENT OF ASSIGNOR'S INTEREST AND CERTIFICATE OF INHERITANCE W/TRANSLATION (SEE DOCUMENT FOR DETAILS)
Recorded 2001-11-15
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Quick Facts
- Patent No.
- US 6,626,988
- App. No.
- 09/980,941
- Filed
- 2001-11-15
- Granted
- 2003-09-30
- Examiner
- PENG, KUO LIANG
- Art Unit
- 1712
- PTA
- 0 days
External Links