US2986559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel therapeutic salts and processes for their manufacture
Assignee: Merck Sharp & Dohme LLC
•
Filing: 1959-01-07
•
Granted: 1961-05-30
•
Expires: 1979-01-07
Abstract
No abstract record available.
Inventors
- 👤 William S Benica
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:44
CPC Classifications
C; C07; C07J; C07J5/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A NOVEL SALT CONSISTING OF A STEROID HEMIESTER HAVING THE FORMULA:
Claim 2
Dependent Claim
11 words
A NOVEL SALT CONSISTING OF A STEROID HEMIESTER HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |