Patent US2663128A successfully refreshed from Google Patents.
US2663128A
Expired / Lapsed
US
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Method and machine for making capsules
Assignee: Wyeth Holdings LLC
•
Filing: 1948-03-23
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Granted: 1953-12-22
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Expires: 1968-03-23
Abstract
No abstract record available.
Inventors
- 👤 Frank E Stirn
- 👤 Arthur S Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:52
CPC Classifications
A; A61; A61J; A61J3/00; A61J3/07; Y; Y10; Y10S; Y10S264/00; Y10S264/37; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |