Patent US3203918A successfully refreshed from Google Patents.
US3203918A
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Beta hydroxyalkyl acrylate/vinyl alcohol copolymers
Assignee: Ingredion Inc
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Filing: 1962-01-17
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Granted: 1965-08-31
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Expires: 1982-01-17
Abstract
No abstract record available.
Inventors
- 👤 Albert I Goldberg
- 👤 Jasinski Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:54
CPC Classifications
C; C09; C09D; C09D129/00; C09D129/02; C09D129/04; C08; C08F; C08F8/00; C08F8/44; C08J; C08J5/00; C08J5/18; C09D133/00; C09D133/04; C09D133/14; C08F2810/00; C08F2810/50; C08L; C08L61/00; C08L61/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A COMPOSITION CONSISTING OF A WATER-INSOLUBLE, LINEAR, RANDOM COPOLYMER OF FROM 10 TO 90 MOL PERCENT OF VINYL ALCOHOL AND FROM 90 TO 10 MOL PERCENT OF BETA-HYDROXYETHYL ACRYLATE, SAID COMPOSITION BEING CAPABLE OF FORMING A FLEXIBLE FILM IN THE ABSENCE OF AN ADDED PLASTICIZER.
Claim 2
Dependent Claim
45 words
A COMPOSITION CONSISTING OF A WATER-INSOLUBLE, LINEAR, RANDOM COPOLYMER OF FROM 10 TO 90 MOL PERCENT OF VINYL ALCOHOL AND FROM 90 TO 10 MOL PERCENT OF BETA-HYDROXYETHYL ACRYLATE, SAID COMPOSITION BEING CAPABLE OF FORMING A FLEXIBLE FILM IN THE ABSENCE OF AN ADDED PLASTICIZER.
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) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |