US2774490A
Expired / Lapsed
US
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Assignee: Wyeth Holdings LLC
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Filing: 1954-12-30
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Granted: 1956-12-18
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Expires: 1974-12-30
Abstract
No abstract record available.
Inventors
- 👤 Allen K Strong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:09
CPC Classifications
B; B65; B65D; B65D71/00; B65D71/0088; B65D71/0092; B65D19/00; B65D19/36; B65D2571/00; B65D2571/00006; B65D2571/00061; B65D2571/0008; B65D2571/00086; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24744
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) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |