Patent US3045031A successfully refreshed from Google Patents.
US3045031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
6alpha-methyl-9alpha-fluoro-11-oxygenated progesterones
Assignee: Pharmacia and Upjohn Co
•
Filing: 1960-10-31
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Granted: 1962-07-17
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Expires: 1980-10-31
Abstract
No abstract record available.
Inventors
- 👤 George B Spero
- 👤 John L Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:45
CPC Classifications
C; C07; C07J; C07J5/00; C07J75/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A 6A-METHYL-9A-FLUORO-11-OXYGENATED-PROGESTERONE OF THE FORMULA
Claim 2
Dependent Claim
5 words
A 6A-METHYL-9A-FLUORO-11-OXYGENATED-PROGESTERONE OF THE FORMULA
References Cited (Backward Citations)
US2854383A
Cited
US2897218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |