US3265655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyvinyl acetate compositions
Assignee: Union Carbide Corp
•
Filing: 1963-09-26
•
Granted: 1966-08-09
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Jr William F Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:19
CPC Classifications
C; C09; C09D; C09D131/00; C09D131/02; C09D131/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
60 words
A PROCESS FOR PRODUCING PLASTICIZED POLYVINYL ACETATE COMPOSITIONS CAPABLE OF FORMING CONTINUOUS, FLEXIBLE COATINGS ON SUBSTRATES AT ROOM TEMPERATURE WHICH CONSISTS ESSENTIALLY OF DISPERSING IN AN INERT AQUEOUS VEHICLE A SUBSTANTIALLY DRY BLEND COMPOSITION CONSISTING ESSENTIALLY OF FINELY-DIVIDED POLYVINYL ACETATE AND IN ADMIXTURE THEREWITH ABOUT 5 TO ABOUT 60 WEIGHT PERCENT, BASED ON THE WEIGHT OF POLYVINYL ACETATE, OF ACRYLAMIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |