Patent US2775539A successfully refreshed from Google Patents.
US2775539A
Expired / Lapsed
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Process of and compositions for combating epileptic seizures with atrolactamide
Assignee: Mallinckrodt Chemical Works
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Filing: 1952-09-06
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Granted: 1956-12-25
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Expires: 1972-09-06
Abstract
No abstract record available.
Inventors
- 👤 Roger W Stoughton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:08
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A COMPOSITION IN DOSAGE FORM FOR CONTROLLING EPILEPTIC SEIZURES, COMPRISING NOT LESS THAN APPROXIMATELY 5% BY WEIGHT OF ATROLACTAMIDE AND NOT LESS THAN APPROXIMATELY 2% BY WEIGHT OF A PHARMACEUTICAL CARRIER.
Claim 2
Dependent Claim
31 words
A COMPOSITION IN DOSAGE FORM FOR CONTROLLING EPILEPTIC SEIZURES, COMPRISING NOT LESS THAN APPROXIMATELY 5% BY WEIGHT OF ATROLACTAMIDE AND NOT LESS THAN APPROXIMATELY 2% BY WEIGHT OF A PHARMACEUTICAL CARRIER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |