Patent US4163859A successfully refreshed from Google Patents.
US4163859A
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Phenoxyldialkyl acetic acids and esters
Assignee: GD Searle LLC
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Filing: 1977-07-18
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Granted: 1979-08-07
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Expires: 1997-07-18
Abstract
Abstract The present invention encompasses compounds of the formula <IMAGE> (I) wherein R1 and R2 are independently an alkyl radical containing from 1 to 2 carbon atoms and R3 is hydrogen or an alkyl radical containing from 1 to 7 carbon atoms, sodium, potassium, or ammonium cation. The compounds of the present invention are prepared by the condensation of alkyl(4-formylphenoxy)-2,2-dialkylacetate with acetophenone in basic medium. These compounds are potent hypolipemic agents as well as antifungal and antibacterial agents.
Inventors
- 👤 William K. Sprenger, deceased
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:01
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/40; C07C59/76; C07C59/90; C07C51/00; C07C51/347; C07C51/373
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
43 words
A compound of the formula wherein R 1 and R 2 are independently an alkyl radical containing from 1 to 2 carbon atoms, and R 3 is hydrogen or an alkyl radical containing from 1 to 7 carbon atoms, sodium, potassium, or ammonium
Claim 2
Dependent Claim
43 words
A compound of the formula wherein R 1 and R 2 are independently an alkyl radical containing from 1 to 2 carbon atoms, and R 3 is hydrogen or an alkyl radical containing from 1 to 7 carbon atoms, sodium, potassium, or ammonium
Claim 3
Dependent Claim
27 words
A compound of the formula ##STR9## wherein R 3 is hydrogen or an alkyl radical containing from 1 to 7 carbon atoms, sodium, potassium, or ammonium cation.
Claim 4
Dependent Claim
27 words
A compound of the formula ##STR9## wherein R 3 is hydrogen or an alkyl radical containing from 1 to 7 carbon atoms, sodium, potassium, or ammonium cation.
Claim 5
Dependent Claim
6 words
A compound which is ethyl 2-[4-(2-benzoylethenyl)phenoxy]-2,2-dimethylacetate.
Claim 6
Dependent Claim
6 words
A compound which is ethyl 2-[4-(2-benzoylethenyl)phenoxy]-2,2-dimethylacetate.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-08-06 | 1983-02-05 | 1983-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-08-06 | 1987-02-05 | 1987-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-08-06 | 1991-02-05 | 1991-08-07 | $7700.00 | Window Closed / Lapsed |