US3910910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
(2-Pyrimidinylthio) alkanoic acids, esters, amides and hydrazides
Assignee: Wyeth LLC
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Filing: 1973-10-24
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Granted: 1975-10-07
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Expires: 1993-10-24
Abstract
Abstract (2-Pyrimidinylthio)alkanoic acid, esters, amides and hydrazides as well as various 4- and 6-substituted derivatives thereof as depicted by the structural formula: in which R and R2 are independently -H or lower alkyl; R1 is -H, -halo or lower alkoxy; Z is -OH, OM, lower alkoxy or -(NH)p-NH2, wherein p is 0 to 1 and M is an alkali metal, alkaline earth metal or ammonium cation; Y is an aryl, amino or substituted amino radical; and M IS AN INTEGER FROM 0 TO 2, EXHIBIT ANTI-LIPEMIC ACTIVITY IN WARM-BLOODED ANIMALS.
Inventors
- 👤 Arthur A Santilli
- 👤 Anthony C Scotese
- 👤 Rudolph M Tomarelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:04
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/06; C07D239/24; C07D239/28; C07D239/32; C07D239/38; C07D239/46; C07D239/47; C07D239/56; C07D239/60
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 3
Dependent Claim
11 words
The compound of claim 1 which is (4-chloro-6-phenyl-2-pyrimidinylthio)acetic acid ethyl ester.
Claim 4
Dependent Claim
9 words
The compound of claim 1 which is (4-methoxy-6-phenyl-2-pyrimidinylthio)acetic acid.
References Cited (Backward Citations)
US3506665A
Cited
US3654204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-10-06 | 1979-04-07 | 1979-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-06 | 1983-04-07 | 1983-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-06 | 1987-04-07 | 1987-10-07 | $7700.00 | Window Closed / Lapsed |