US3283032A
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US
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Method of crosslinking unsaturated polyesters by diels-alder reaction with a monomer containing two pairs of conjugated ethylenic linkages
Assignee: BASF Schweiz AG
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Filing: 1963-11-29
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Granted: 1966-11-01
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Expires: 1983-11-29
Abstract
No abstract record available.
Inventors
- 👤 Martin Richard John
- 👤 Dobinson Bryan
- 👤 Stark Bernard Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:29
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/682; C08G63/6824; C08G63/6828; C08G63/02; C08G63/12; C08G63/52; C08G63/54; C08G63/60; C08G63/66; C08G63/668; C08G63/676; C08L; C08L67/00
Claims Analysis
Total Claims: 0
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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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |