Patent US2990388A successfully refreshed from Google Patents.
US2990388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allylic resin composition and process
Assignee: FMC Corp
•
Filing: 1959-02-20
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Granted: 1961-06-27
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Expires: 1979-02-20
Abstract
No abstract record available.
Inventors
- 👤 Christian W Johnston
- 👤 Warren Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:58
CPC Classifications
C; C08; C08F; C08F263/00; C08F263/06; C08F263/08; C08F18/00; C08F18/02; C08F18/04; C08F18/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A THERMOPLASTIC RESINOUS COMPOSITION CAPABLE OF POLYMERIZATION TO THERMOSET RESIN CHARACTERIZED BY READY RELEASE FROM METALLIC SURFACES, COMPRISING A PARTIALLY POLYMERIZED DIALLYLIC ESTER OF A PHTHALIC ACID AND, IN CORPORTATED WITH SAID COMPOSITION AS AN INTERNAL RELEASE AGENT, 0.5 TO 5 PERCENT OF LAURIC ACID.
Claim 2
Dependent Claim
45 words
A THERMOPLASTIC RESINOUS COMPOSITION CAPABLE OF POLYMERIZATION TO THERMOSET RESIN CHARACTERIZED BY READY RELEASE FROM METALLIC SURFACES, COMPRISING A PARTIALLY POLYMERIZED DIALLYLIC ESTER OF A PHTHALIC ACID AND, IN CORPORTATED WITH SAID COMPOSITION AS AN INTERNAL RELEASE AGENT, 0.5 TO 5 PERCENT OF LAURIC ACID.
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) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |