US3178459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel androstano-[16, 17-1', 2']-benzenes
Assignee: Pharmacia and Upjohn Co
•
Filing: 1963-03-21
•
Granted: 1965-04-13
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Expires: 1983-03-21
Abstract
No abstract record available.
Inventors
- 👤 John E Pike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:23
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/63; A61Q; A61Q17/00; A61Q17/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS HAVING THE FORMULAE:
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF COMPOUNDS HAVING THE FORMULAE:
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) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |