US3928595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dipenicillin and dicephalosporin ester antibiotics
Assignee: Astra Lakemedel AB
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Filing: 1973-02-27
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Granted: 1975-12-23
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Expires: 1993-02-27
Abstract
Abstract Compounds containing penicillanic and cephalosporanic acid moieties, of the general formula wherein R3 is an organic radical, and methods for the preparation of these compounds. Pharmaceutical preparations containing these compounds are especially useful for oral treatment of infectious diseases. or wherein R1 is -H, -CH3 or -C2H5 and R2 is D R A W I N G
Inventors
- 👤 Sven Erik Dahlen
- 👤 Bertil Ake Ekstrom
- 👤 Berndt Olof Harald Sjoberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:40
CPC Classifications
C; C07; C07D; C07D501/00; C07D501/14; C07D501/16; C07D501/20; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/41; A61K31/425; A61K31/429; A61K31/43; A61K31/54; A61K31/542; A61K31/545; C07D499/00; C07D499/21; C07D499/28; C07D499/32
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
36 words
A METHOD FOR THE TREATMENT OF INFECTION CAUSED BY BACTERIAL ORGANISMS COMPRISNG ADMINISTERING TO A MAN OR AN ANIMAL SUFFERING FROM SAID BACTERIAL INFECTION AN ANTI-BACTERIALL EFFECTIVE AMOUNT OF DI(6-D-A-AMINOPHENYLACETAMIDO)-PENICILLANYL-METHYL!-CARBONATE OR A PHARMACEEUTICALLY ACCEPTABLE SALT THEREOF.
Claim 2
Independent Claim
36 words
A METHOD FOR THE TREATMENT OF INFECTION CAUSED BY BACTERIAL ORGANISMS COMPRISNG ADMINISTERING TO A MAN OR AN ANIMAL SUFFERING FROM SAID BACTERIAL INFECTION AN ANTI-BACTERIALL EFFECTIVE AMOUNT OF DI(6-D-A-AMINOPHENYLACETAMIDO)-PENICILLANYL-METHYL!-CARBONATE OR A PHARMACEEUTICALLY ACCEPTABLE SALT THEREOF.
Claim 3
Dependent Claim
35 words
A pharmaceutical preparation for treating infection caused by bacterial organisms which comprises, as an active ingredient, an anti-bacterially effective amount of di(6-(D- Alpha -aminophenylacetamido)-penicillanylmethyl)-carbonate or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable carrier.
Claim 4
Dependent Claim
35 words
A pharmaceutical preparation for treating infection caused by bacterial organisms which comprises, as an active ingredient, an anti-bacterially effective amount of di(6-(D- Alpha -aminophenylacetamido)-penicillanylmethyl)-carbonate or a pharmaceutically acceptable salt thereof and a pharmaceutically acceptable carrier.
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) | 1978-12-22 | 1979-06-23 | 1979-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-22 | 1983-06-23 | 1983-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-22 | 1987-06-23 | 1987-12-23 | $7700.00 | Window Closed / Lapsed |