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US2457329A
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Polymers of 9, 10-epoxyoctadecanol and processes for their preparation
Assignee: Individual
•
Filing: 1946-09-27
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Granted: 1948-12-28
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Expires: 1966-09-27
Abstract
No abstract record available.
Inventors
- 👤 Swern Daniel
- 👤 Geraldine N Billen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:41
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/86; C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/10; C10M2209/103
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) | 1951-12-28 | 1952-06-28 | 1952-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-28 | 1956-06-28 | 1956-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-28 | 1960-06-28 | 1960-12-28 | $7700.00 | Window Closed / Lapsed |