US3004045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
delta5(10)-3,6-diketo androstenes
Assignee: Organon NV
•
Filing: 1960-10-31
•
Granted: 1961-10-10
•
Expires: 1980-10-31
Abstract
No abstract record available.
Inventors
- 👤 Zeelen Filippus Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:07
CPC Classifications
C; C07; C07J; C07J1/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
NEW STEROIDS OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
6 words
NEW STEROIDS OF THE GENERAL FORMULA:
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) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |