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US2575789A
Expired / Lapsed
US
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Process and apparatus for manufacturing capsules
Assignee: Parke Davis and Co LLC
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Filing: 1948-11-15
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Granted: 1951-11-20
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Expires: 1968-11-15
Abstract
No abstract record available.
Inventors
- 👤 Herman H Bogin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:20
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/02; B29C41/14; A; A61; A61J; A61J3/00; A61J3/07; A61J3/071; A61J3/077; A61K; A61K9/00; A61K9/48; A61K9/4816; A61K9/4825; A61K9/4833; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1787777A
Cited
US1978829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |