US4256762A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antibacterial compounds
Assignee: Beecham Group PLC
•
Filing: 1979-05-21
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Granted: 1981-03-17
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Expires: 1999-05-21
Abstract
Abstract Esters of an acid of formula: <IMAGE> which is termed "monic acid" have activity against Gram-positive and Gram-negative organisms.
Inventors
- 👤 Kong Luk
- 👤 John P. Clayton
- 👤 Norman H. Rogers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:44
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/435; A61P; A61P31/00; A61P31/04; C; C07; C07D; C07D407/00; C07D407/02; C07D407/06
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
38 words
A pharmaceutical composition for treating bacterial infections in humans and other animals which comprises an antibacterially effective amount of a compound of the formula: ##STR30## wherein R is furylmethyl, tetrahydrofurylmethyl, or 2,3-epoxypropyl, in combination with a pharmaceutical carrier.
Claim 2
Dependent Claim
38 words
A pharmaceutical composition for treating bacterial infections in humans and other animals which comprises an antibacterially effective amount of a compound of the formula: ##STR30## wherein R is furylmethyl, tetrahydrofurylmethyl, or 2,3-epoxypropyl, in combination with a pharmaceutical carrier.
Claim 3
Dependent Claim
13 words
A composition according to claim 1 wherein in said compound R is furylmethyl.
Claim 4
Dependent Claim
13 words
A composition according to claim 1 wherein in said compound R is tetrahydrofurylmethyl.
Claim 5
Dependent Claim
13 words
A composition according to claim 1 wherein in said compound R is 2,3-epoxypropyl.
Claim 6
Dependent Claim
18 words
A composition according to claim 1 wherein in said compound the configuration about the double bond is E.
Claim 7
Independent Claim
45 words
A method of treating a bacterial infection in a human or other animal which comprises administering to said human or other animal in need of said treatment an antibacterially effective amount of a compound of the formula: ##STR31## wherein R is furylmethyl, tetrahydrofurylmethyl, or 2,3-epoxypropyl.
Claim 8
Independent Claim
45 words
A method of treating a bacterial infection in a human or other animal which comprises administering to said human or other animal in need of said treatment an antibacterially effective amount of a compound of the formula: ##STR31## wherein R is furylmethyl, tetrahydrofurylmethyl, or 2,3-epoxypropyl.
Claim 9
Dependent Claim
13 words
The method according to claim 6 wherein in said compound R is furylmethyl.
Claim 10
Dependent Claim
13 words
The method according to claim 6 wherein in said compound R is tetrahydrofurylmethyl.
Claim 11
Dependent Claim
13 words
The method according to claim 6 wherein in said compound R is 2,3-epoxypropyl.
Claim 12
Dependent Claim
18 words
The method according to claim 6 wherein in said compound the configuration about the double bond is E.
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) | 1984-03-16 | 1984-09-15 | 1985-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-16 | 1988-09-15 | 1989-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-16 | 1992-09-15 | 1993-03-17 | $7700.00 | Window Closed / Lapsed |