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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
D06L 3/00 B01F 17/52 C08F 220/00 C08F 251/00 C09B 67/00 C09D 17/00 C11D 3/37 C14C 3/00 D06M 15/01 D06P 1/44 D06P 5/02 D21H 17/00 |
| (11) | Number of the document | 3047 |
| (13) | Kind of document | B |
| (21) | Application number | IP699 |
| (22) | Date of filing the application | 1993-06-23 |
| (41) | Date of publication of the application | 1994-06-15 |
| (45) | Date of publication of patent | 1994-10-25 |
| (30) | Number | Date | Country code |
| 42 21 381.9 | 1992-07-02 | DE |
| (71) |
CHEMISCHE FABRIK STOCKHAUSEN GmbH,
Baekerpfad 25, DE-47705 Krefeld,
DE
|
| (72) |
Helmut KLIMMEK, DE
Frank KRAUSE, DE |
| (73) |
CHEMISCHE FABRIK STOCKHAUSEN GmbH,
Baekerpfad 25, DE-47705 Krefeld,
DE
|
| (74) |
Virgina Adolfina DRAUGELIENĖ,
UAB TARPINĖ, A.P.Kavoliuko g. 24-152, LT-04328 Vilnius,
LT
|
| (54) | GRAFT COPOLYMERS OF UNSATURATED MONOMERS AND SUGAR, A PROCESS FOR THE PRODUCTION AND THE USE THEREOF |
| Payment date | Validity (years) | Amount | |
| 1995-06-06 | 3 | 70.00 USD |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 1996-06-23 |