Patent US3424842A successfully refreshed from Google Patents.
Patent US3235625A successfully refreshed from Google Patents.
US3235625A
Expired / Lapsed
US
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Mixtures of an olefin copolymer of ethylene-propylene and ethylene-butene vulcanizable with an organic peroxide and of an unsaturated polyester, and elastomers obtained therefrom
Assignee: Montedison SpA
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Filing: 1962-04-20
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Granted: 1966-02-15
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Ballini Giuliano
- 👤 Portolani Augusto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:47
CPC Classifications
C; C08; C08L; C08L67/00; C08L67/06; C08K; C08K3/00; C08K3/02; C08K3/04; C08K3/06; C08K3/34; C08K3/36; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0807; C08L23/0815; C08L23/16; C08L67/02; C08L2312/00; C08L2666/00; C08L2666/02; C08L2666/14; C08L2666/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A VULCANIZABLE MIXTURE COMPRISING OF COPOLYMER OF ETHYLENE WITH AN ALPHA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF PROPYLENE AND BUTENE, AN ORGANIC PERIOXIDE, AND A POLYESTER FORMED BY CONDENSATION OF AT LEAST ONE DICARBOXYLIC ACID CONTAINING AT LEAST ONE ETHYLENIC DOUBLE BOND WITH A POLYHYDRIC ALCOHOL.
Claim 2
Dependent Claim
46 words
A VULCANIZABLE MIXTURE COMPRISING OF COPOLYMER OF ETHYLENE WITH AN ALPHA-OLEFIN SELECTED FROM THE GROUP CONSISTING OF PROPYLENE AND BUTENE, AN ORGANIC PERIOXIDE, AND A POLYESTER FORMED BY CONDENSATION OF AT LEAST ONE DICARBOXYLIC ACID CONTAINING AT LEAST ONE ETHYLENIC DOUBLE BOND WITH A POLYHYDRIC ALCOHOL.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |