Patent US3846456A successfully refreshed from Google Patents.
US3846456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic compounds
Assignee: Pharmacia and Upjohn Co
•
Filing: 1965-04-07
•
Granted: 1974-11-05
•
Expires: 1985-04-07
Abstract
Abstract The invention relates to novel steroid compounds, more particularly to certain 7 Alpha -methyl-4-androstenes, 2 Alpha , 7 Alpha -dimethyl-4-androstenes and their 19-nor-counterparts.
Inventors
- 👤 J Campbell
- 👤 J Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:31
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/565; A61K31/568; A61K31/569; C; C07; C07J; C07J1/00; C07J75/00
Claims Analysis
Total Claims: 38
Claim 1
Independent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 3
Dependent Claim
5 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-4-androstene.
Claim 4
Dependent Claim
5 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-4-androstene.
Claim 5
Dependent Claim
6 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-4-androsten 17-acetate.
Claim 6
Dependent Claim
6 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-4-androsten 17-acetate.
Claim 7
Dependent Claim
4 words
Compounds of the formula
Claim 8
Dependent Claim
4 words
Compounds of the formula
Claim 9
Dependent Claim
7 words
7 Alpha ,17 Alpha -dimethyl-19-nor-17 Beta -hydroxy-4-androstene.
Claim 10
Dependent Claim
7 words
7 Alpha ,17 Alpha -dimethyl-19-nor-17 Beta -hydroxy-4-androstene.
Claim 11
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethyl-4-androstene.
Claim 12
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethyl-4-androstene.
Claim 13
Dependent Claim
4 words
Compounds of the formula
Claim 14
Dependent Claim
4 words
Compounds of the formula
Claim 15
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethynyl-4-androstene.
Claim 16
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethynyl-4-androstene.
Claim 17
Dependent Claim
4 words
Compounds of the formula
Claim 18
Dependent Claim
4 words
Compounds of the formula
Claim 19
Dependent Claim
4 words
Compounds of the formula
Claim 20
Dependent Claim
4 words
Compounds of the formula
Claim 21
Dependent Claim
9 words
7 Alpha ,17 Alpha -dimethyl-19-nor-3 Beta ,17 Beta -dihydroxy-4-androstene.
Claim 22
Dependent Claim
9 words
7 Alpha ,17 Alpha -dimethyl-19-nor-3 Beta ,17 Beta -dihydroxy-4-androstene.
Claim 23
Dependent Claim
4 words
Compounds of thE formula
Claim 24
Dependent Claim
4 words
Compounds of thE formula
Claim 25
Dependent Claim
10 words
7 Alpha -methyl-19-nor-3 Beta ,17 Beta -dihydroxy-17 Alpha -ethynyl-4-androstene 3-propionate.
Claim 26
Dependent Claim
10 words
7 Alpha -methyl-19-nor-3 Beta ,17 Beta -dihydroxy-17 Alpha -ethynyl-4-androstene 3-propionate.
Claim 27
Dependent Claim
10 words
7 Alpha -methyl-19-nor-3 Beta ,17 Beta -dihydroxy-17 Alpha -ethynyl-4-androsten 17-acetate.
Claim 28
Dependent Claim
10 words
7 Alpha -methyl-19-nor-3 Beta ,17 Beta -dihydroxy-17 Alpha -ethynyl-4-androsten 17-acetate.
Claim 29
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethenyl-4-androstene.
Claim 30
Dependent Claim
7 words
7 Alpha -methyl-19-nor-17 Beta -hydroxy-17 Alpha -ethenyl-4-androstene.
Claim 31
Dependent Claim
9 words
2 Alpha ,7 Alpha -dimethyl-19-nor-17 Beta -hydroxy-17 Alpha -ethenyl-4-androsten-3-one.
Claim 32
Dependent Claim
9 words
2 Alpha ,7 Alpha -dimethyl-19-nor-17 Beta -hydroxy-17 Alpha -ethenyl-4-androsten-3-one.
Claim 33
Dependent Claim
3 words
7 Alpha -methyl-19-nor-4-androsten-17-one.
Claim 34
Dependent Claim
3 words
7 Alpha -methyl-19-nor-4-androsten-17-one.
Claim 35
Dependent Claim
11 words
A process for the production of a compound of the formula
Claim 36
Dependent Claim
11 words
A process for the production of a compound of the formula
Claim 37
Dependent Claim
11 words
A process for the production of a compound of the formula
Claim 38
Dependent Claim
11 words
A process for the production of a compound of the 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) | 1977-11-04 | 1978-05-06 | 1978-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-04 | 1982-05-06 | 1982-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-04 | 1986-05-06 | 1986-11-05 | $7700.00 | Window Closed / Lapsed |