US3251797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasticized polyvinyl chloride compositions with polymers of sulfur and an unsaturated compound
Assignee: ATK Launch Systems LLC
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Filing: 1962-04-13
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Granted: 1966-05-17
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Expires: 1982-04-13
Abstract
No abstract record available.
Inventors
- 👤 Pugh Chauncey C De
- 👤 Edward G Millen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08K; C08K3/00; C08K3/02; C08K3/06; C08L81/00; C08L81/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A VINYL CHLORIDE RESIN COMPOSITION COMPRISING A VINYL CHLORIDE POLYMER AND AT LEAST ONE ACTIVATED FILLER WHICH IS THE POLYMERIC REACTION PRODUCT OF SULFUR AND AN ETHYLENICALLY UNSATURATED ORGANIC COMPOUND SAID FILLER BEING PRESENT IN SAID COMPOSITION TO THE EXTENT OF FROM APPROXIMATELY 5 PARTS BY WEIGHT UP TO APPROXIMATELY 55 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID VINYL CHLORIDE POLYMER.
Claim 2
Dependent Claim
64 words
A VINYL CHLORIDE RESIN COMPOSITION COMPRISING A VINYL CHLORIDE POLYMER AND AT LEAST ONE ACTIVATED FILLER WHICH IS THE POLYMERIC REACTION PRODUCT OF SULFUR AND AN ETHYLENICALLY UNSATURATED ORGANIC COMPOUND SAID FILLER BEING PRESENT IN SAID COMPOSITION TO THE EXTENT OF FROM APPROXIMATELY 5 PARTS BY WEIGHT UP TO APPROXIMATELY 55 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID VINYL CHLORIDE POLYMER.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |