US3355488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Calcium chloride salt of penicillamine
Assignee: ER Squibb and Sons LLC
•
Filing: 1964-04-13
•
Granted: 1967-11-28
•
Expires: 1984-04-13
Abstract
No abstract record available.
Inventors
- 👤 Restivo Albert Robert
- 👤 Frank A Dondzila
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:22
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/04; C07D277/06; A; A61; A61K; A61K31/00; A61K31/13; A61K31/135; A61K31/137
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2477149A
Cited
US2974136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |