US3096353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delta9-dehydro-21-haloethisterones and the process for the production thereof
Assignee: Merck and Co Inc
•
Filing: 1961-08-03
•
Granted: 1963-07-02
•
Expires: 1981-08-03
Abstract
No abstract record available.
Inventors
- 👤 Fried John
- 👤 Thomas S Bry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:16
CPC Classifications
C; C07; C07J; C07J1/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
17A-HALOETHYNYL - 17B- HYDROXY - 19-NOR-4,9(10)ANDROSTADIENE-3-ONE.
Claim 2
Dependent Claim
6 words
17A-HALOETHYNYL - 17B- HYDROXY - 19-NOR-4,9(10)ANDROSTADIENE-3-ONE.
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |