ATE440892T1
Water-soluble film with resistance to solubility prior to being immersed in water
Abstract
A water-soluble film that is resistant to contact with small amounts of water and methods of making the same from water-soluble film-forming compositions, such as polyvinyl alcohols having a salt applied to a surface of the film and a method of making articles made therefrom.
Term
Term ended
Projected expiry passed 19 January 2026, 0.7 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 64645405 | United States of America | P | |
| 2006002030 | United States of America | W |
1 legal event, as the office reported them to INPADOC
Events
| Event | Code | |
|---|---|---|
| Ceased as to paragraph 5 lit. 3 law introducing patent treatiesCeasedRER | RER |
Numbers
- Application
- 6733777
Titles2
- German
- WASSER-LÍSLICHE FOLIE MIT EINER WASSERLÍSEBESTÄNDIGKEIT VOR DEM EINTAUCHEN IN WASSER
- English
- WATER SOLUBLE FILM WITH WATER SOLUTION RESISTANCE BEFORE IMMERSION IN WATER
Classification
- CPC, 17
- B32B27/30
- B32B5/142
- B32B27/08
- B32B27/18
- B32B27/306
- B32B2250/02
- B32B2250/246
- B32B2307/7166
- B32B2553/00
- C08J5/18
- C08J7/06
- C08J2329/04
- Y10T428/1341
- Y10T428/1352
- Y10T428/31504
- Y10T428/31855
- C08J7/052