Patent US3190878A successfully refreshed from Google Patents.
US3190878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition comprising vinyl cyclic acetal, an organic cobalt salt and a vinyl polymerization initiator
Assignee: EIDP Inc
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Filing: 1960-05-02
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Granted: 1965-06-22
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Expires: 1980-05-02
Abstract
No abstract record available.
Inventors
- 👤 Carol K Ikeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:25
CPC Classifications
C; C07; C07D; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/18; C07D317/24; C08; C08F; C08F24/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A COMPOSITION CONSISTING ESSENTIALLY OF A VINYL CYCLIC ACETAL COMPOUND, AN ORGANIC COBALT SALT SELECTED FROM THE CLASS CONSISTING OF COBALT(OUS) SALTS OF HALF ESTERS OF DICARBOXYLIC ACIDS AND COBALT(OUS) SALTS OF MONOCARBOXYL ACIDS, AND A FREE RADICAL-PRODUCING VINYL POLYMERIZATION INITIATOR SELECTED FROM THE CLASS CONSISTING OF ALKYL, ARALKYL, ACYL AND AROYL PEROXIDES, ALKYL AND ARALKYL HYDROPEROXIDES, PEROXYACIDS, PEROXYESTERS, PEROXYALDEHYDES, PEROXYKETONES, AZO INITIATORS, REDOX INITIATORS, PHOTOINITIATORS, LEAD TETRAETHYL, LEAD TETRAACETATE, HYDROGEN PEROXIDE, SODIUM PEROXIDE, ZINEC PEROXIDE AND POTASSIUM SUPEROXIDE; SAID VINYL CYCLIC ACETAL COMPOUND BEING ONE WHICH CONTAINS A PLURALITY OF CYCLIC RADICALS HAVING THE FOLLOWING STRUCTURAL FORMULA:
Claim 2
Dependent Claim
98 words
A COMPOSITION CONSISTING ESSENTIALLY OF A VINYL CYCLIC ACETAL COMPOUND, AN ORGANIC COBALT SALT SELECTED FROM THE CLASS CONSISTING OF COBALT(OUS) SALTS OF HALF ESTERS OF DICARBOXYLIC ACIDS AND COBALT(OUS) SALTS OF MONOCARBOXYL ACIDS, AND A FREE RADICAL-PRODUCING VINYL POLYMERIZATION INITIATOR SELECTED FROM THE CLASS CONSISTING OF ALKYL, ARALKYL, ACYL AND AROYL PEROXIDES, ALKYL AND ARALKYL HYDROPEROXIDES, PEROXYACIDS, PEROXYESTERS, PEROXYALDEHYDES, PEROXYKETONES, AZO INITIATORS, REDOX INITIATORS, PHOTOINITIATORS, LEAD TETRAETHYL, LEAD TETRAACETATE, HYDROGEN PEROXIDE, SODIUM PEROXIDE, ZINEC PEROXIDE AND POTASSIUM SUPEROXIDE; SAID VINYL CYCLIC ACETAL COMPOUND BEING ONE WHICH CONTAINS A PLURALITY OF CYCLIC RADICALS HAVING THE FOLLOWING STRUCTURAL FORMULA:
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |