Patent US3843662A successfully refreshed from Google Patents.
US3843662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-halo-5-(substituted piperidino sulfonyl)benzoic acids
Assignee: Pfizer Inc
•
Filing: 1972-12-26
•
Granted: 1974-10-22
•
Expires: 1992-12-26
Abstract
Abstract Certain mono- and disubstituted-5-sulfamylbenzoic acids, many of which are novel, and their use in lowering blood lipid levels in mammals.
Inventors
- 👤 G Holland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:20
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/22; C07D295/26; C07C; C07C311/00; C07C311/30; C07C311/37; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/18; C07D211/34; C07D211/36; C07D211/40; C07D211/42; C07D211/92; C07D211/96; C07D295/04; C07D295/14; C07D295/155
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE OF THE FORMULA
Claim 2
Dependent Claim
12 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THOSE OF THE FORMULA
Claim 3
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 4
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 5
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 6
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 7
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 8
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 9
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 10
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 11
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 12
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 13
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 14
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 15
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 16
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 17
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 18
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 19
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 20
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 21
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 22
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 23
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 24
Dependent Claim
12 words
A compound selected from the group consisting of those of the formula
Claim 25
Dependent Claim
9 words
The compound of claim 12 wherein Z is chloro.
Claim 26
Dependent Claim
9 words
The compound of claim 12 wherein Z is bromo.
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) | 1977-10-21 | 1978-04-22 | 1978-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-21 | 1982-04-22 | 1982-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-21 | 1986-04-22 | 1986-10-22 | $7700.00 | Window Closed / Lapsed |