Patent US3409721A successfully refreshed from Google Patents.
US3409721A
Expired / Lapsed
US
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Oral dosage system effective to control the reproduction cycle
Assignee: NEOMED LAB Inc
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Filing: 1967-09-15
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Granted: 1968-11-05
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Expires: 1987-09-15
Abstract
No abstract record available.
Inventors
- 👤 Applezweig Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:38
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/03; A61K; A61K31/00; A61K31/56; A61K31/565; A61K31/567; A61K31/568; A61K31/57; A61J7/00; A61J7/04; Y; Y10; Y10S; Y10S206/00; Y10S206/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3182791A
Cited
GB992160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |