US3291860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated esters of 1, 3-cyclic acetals as monomers for unsaturated polyester resins
Assignee: Archer Daniels Midland Co
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Filing: 1965-01-29
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Granted: 1966-12-13
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Expires: 1985-01-29
Abstract
No abstract record available.
Inventors
- 👤 Nordstrom John David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:48
CPC Classifications
C; C07; C07D; C07D319/00; C07D319/04; C07D319/06; C07D317/00; C07D317/08; C07D317/10; C07D317/14; C07D317/18; C07D317/24; C08; C08F; C08F283/00; C08F283/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A COATING COMPOSITION COMPRISING AN UNSATURATED POLYESTER OBTAINED BY THE CONDENSATION OF DIOL WITH DICARBOXYLIC ACID AND AS A CURING AGENT FOR SAID POLYESTER A MIXTURE OF A VINYL MONOMER AND A CYCLIC ACETAL HAVING A FORMULA SELECTED FROM THE CLASS CONSISTING OF:
Claim 2
Dependent Claim
43 words
A COATING COMPOSITION COMPRISING AN UNSATURATED POLYESTER OBTAINED BY THE CONDENSATION OF DIOL WITH DICARBOXYLIC ACID AND AS A CURING AGENT FOR SAID POLYESTER A MIXTURE OF A VINYL MONOMER AND A CYCLIC ACETAL HAVING A FORMULA SELECTED FROM THE CLASS CONSISTING OF:
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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |