US3297783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl halide resin plasticized with a linear copolymer of a diepoxide with a 1, 2-alkylene oxide
Assignee: Union Carbide Corp
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Filing: 1962-11-16
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Granted: 1967-01-10
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Expires: 1982-11-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick E Bailey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:05
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/14; C08G59/1433; C08G59/1438; C08G59/145; C08L; C08L27/00; C08L27/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PLASTICIZED COMPOSITION COMPRISING A VINYL HALIDE RESIN AND A PLASTICIZING AMOUNT OF A SOLID, HIGH MOLECULAR WEIGHT, LINEAR COPOLYMER HAVING PENDANT VIC-EPOXY GROUPS, SAID COPOLYMER COMPRISING, IN COPOLYMERIZED FORM, A LOWER 1,2-ALKYLENE OXIDE AND A DIEPOXIDE MONOMER HAVING AN INTERNAL AND A TERMINAL VIC-EPOXY GROUP, THE COPOLYMERIZATION BEING EFFECTED THROUGH THE MORE REACTIVE VIC-EPOXY GROUP OF SAID MONOMER.
Claim 2
Dependent Claim
59 words
A PLASTICIZED COMPOSITION COMPRISING A VINYL HALIDE RESIN AND A PLASTICIZING AMOUNT OF A SOLID, HIGH MOLECULAR WEIGHT, LINEAR COPOLYMER HAVING PENDANT VIC-EPOXY GROUPS, SAID COPOLYMER COMPRISING, IN COPOLYMERIZED FORM, A LOWER 1,2-ALKYLENE OXIDE AND A DIEPOXIDE MONOMER HAVING AN INTERNAL AND A TERMINAL VIC-EPOXY GROUP, THE COPOLYMERIZATION BEING EFFECTED THROUGH THE MORE REACTIVE VIC-EPOXY GROUP OF SAID MONOMER.
References Cited (Backward Citations)
CA474774A
Cited
US3135705A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |