US3208963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel terpolymers
Assignee: Ingredion Inc
•
Filing: 1962-01-25
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Granted: 1965-09-28
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Expires: 1982-01-25
Abstract
No abstract record available.
Inventors
- 👤 Jasinski Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:02
CPC Classifications
C; C08; C08F; C08F218/00; C08F218/02; C08F218/04; C08F218/08; C09; C09D; C09D131/00; C09D131/02; C09D131/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A NEW COMPOSITION OF MATTER COMPRISING A RANDOM TERPOLYMER OF FROM 85 TO 49 MOLE PERCENT OF VINYL ACETATE, FROM 10 TO 50 MOLE PERCENT OF AT LEAST ONE LOWER HYDROXYALKYL ACRYLATE AND FROM 1 TO 5 MOLE PERCENT OF AT LEAST ONE OF A THIRD COMONOMER SELECTED FROM THE GROUP CONSISTING OF CROTONIC ACID, ALKYL ESTERS OF CROTONIC ACID WHEREIN THE ALKYL GROUP OF SAID ESTERS CONTAINS FROM 1 TO 8 CARBON ATOMS, AND HYDROXYALKYL ESTERS OF CROTONIC ACID WHEREIN THE ALKYL GROUP OF SAID ESTERS CONTAINS FROM 2 TO 4 CARBON ATOMS.
References Cited (Backward Citations)
US2681897A
Cited
US3002959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |