US3087915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers of diallyl esters
Assignee: FMC Corp
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Filing: 1961-02-06
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Granted: 1963-04-30
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Expires: 1981-02-06
Abstract
No abstract record available.
Inventors
- 👤 Charles H Heiberger
- 👤 James L Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:04
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/10; C08F22/26; C08F22/28; C08F18/00; C08F18/02; C08F18/04; C08F18/08; C08F263/00; C08F263/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A POLYMERIZABLE MIXTURE COMPRISING A THERMOPLASTIC POLYMER OF DIALLYL ORTHOPHTHALATE, WHICH POLYMER CONTAINS RESIDUAL UNSATURATION AND IS CAPABLE OF FURTHER POLYMERIZATION, AND ABOUT 10% TO 40% OF DIMETHALLYL MALEATE MONOMER, BY WEIGHT OF THE TOTAL MIXTURE OF SAID POLYMER AND MONOMER.
Claim 2
Dependent Claim
41 words
A POLYMERIZABLE MIXTURE COMPRISING A THERMOPLASTIC POLYMER OF DIALLYL ORTHOPHTHALATE, WHICH POLYMER CONTAINS RESIDUAL UNSATURATION AND IS CAPABLE OF FURTHER POLYMERIZATION, AND ABOUT 10% TO 40% OF DIMETHALLYL MALEATE MONOMER, BY WEIGHT OF THE TOTAL MIXTURE OF SAID POLYMER AND MONOMER.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |