Patent CA916999A successfully refreshed from Google Patents.
Patent US3873607A successfully refreshed from Google Patents.
US3873607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-Oxa(and thia) 11-deoxy PGE
Assignee: Wyeth Holdings LLC
•
Filing: 1973-04-27
•
Granted: 1975-03-25
•
Expires: 1993-04-27
Abstract
Abstract This disclosure describes certain 11-hydroxy and 11-deoxy-9keto(or hydroxy)-prostanoic acid derivatives useful as bronchodilators, hypotensive agents, anti-ulcer agents, or as intermediates.
Inventors
- 👤 Karel Francis Bernady
- 👤 Jr Middleton Brawner Floyd
- 👤 John Frank Poletto
- 👤 Robert Eugene Schaub
- 👤 Martin Joseph Weiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:19
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07F5/061; C07F5/062; C07C; C07C29/00; C07C29/36; C07C29/38; C07C29/42; C07C405/00; C07C405/0008; C07C405/0016; C07C405/0025; C07C405/0033; C07C405/005; C07C405/0058; C07C405/0066; C07C53/00; C07C53/38; C07C53/42; C07F1/00; C07F1/02; C07F3/00; C07F3/02; C07B; C07B2200/00; C07B2200/09
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
17 words
THE RACEMATE OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE REPRESENTED BY THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
17 words
THE RACEMATE OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE REPRESENTED BY THE STRUCTURAL FORMULA:
Claim 3
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 4
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 5
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 6
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 7
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 8
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 9
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 10
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 11
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 12
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 13
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 14
Dependent Claim
27 words
The racemate according to claim 1 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 15
Dependent Claim
14 words
A compound selected from the group consisting of those represented by the structural formula:
Claim 16
Dependent Claim
14 words
A compound selected from the group consisting of those represented by the structural formula:
Claim 17
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 18
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pEntyl, Y is
Claim 19
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 20
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 21
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 22
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 23
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 24
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is 1,1-dimethyl-n-pentyl, Y is
Claim 25
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 26
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is thia, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 27
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
Claim 28
Dependent Claim
27 words
The compound according to claim 14 wherein n is 1, R7 is hydrogen, m is 4, X is oxa, R3 is hydroxy, R2 is n-pentyl, Y is
References Cited (Backward Citations)
US3773795A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-24 | 1978-09-23 | 1979-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-24 | 1982-09-23 | 1983-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-24 | 1986-09-23 | 1987-03-25 | $7700.00 | Window Closed / Lapsed |