US2748052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutically active compositions containing amphetamine
Assignee: Individual
•
Filing: 1952-12-17
•
Granted: 1956-05-29
•
Expires: 1972-12-17
Abstract
No abstract record available.
Inventors
- 👤 Rosner Armin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:32
CPC Classifications
A; A61; A61K; A61K45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A THERAPEUTICALLY ACTIVE COMPOSITION OF AMPHETAMINE SALTS, CONTAINING AT LEAST ONE SALT OF THE GROUP CONSISTING OF METHAMPHETAMINE SACCHARATE AND METHAMPHETAMINE MUCATE IN AN AMOUNT OF ABOUT 10 TO 90% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE AMPHETAMINE SALTS, THE BALANCE CONSISTING OF AMPHETAMINE SALTS, OTHER THAN THE SACCHARATE AND MUCATE, AND A PHARMACEUTICAL CARRIER.
Claim 2
Dependent Claim
57 words
A THERAPEUTICALLY ACTIVE COMPOSITION OF AMPHETAMINE SALTS, CONTAINING AT LEAST ONE SALT OF THE GROUP CONSISTING OF METHAMPHETAMINE SACCHARATE AND METHAMPHETAMINE MUCATE IN AN AMOUNT OF ABOUT 10 TO 90% BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE AMPHETAMINE SALTS, THE BALANCE CONSISTING OF AMPHETAMINE SALTS, OTHER THAN THE SACCHARATE AND MUCATE, AND A PHARMACEUTICAL CARRIER.
References Cited (Backward Citations)
US2369711A
Cited
GB576312A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |