US4501732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synergistic antimicrobial compositions
Assignee: Chinoin Private Co Ltd
•
Filing: 1982-06-18
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Granted: 1985-02-26
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Expires: 2002-06-18
Abstract
Abstract This invention relates to new synergistic antimicrobial compositions containing primycin, doxycycline and sisomicin.
Inventors
- 👤 Gabor Kulcsar
- 👤 Gyula Sebestyen
- 👤 Agoston David
- 👤 Tibor Zilahi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:11
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/70; A61K31/65
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A synergistic antibacterial composition which consists essentially of 30-35% by weight of primycin, 30 to 35% by weight of doxycycline or a pharmaceutically acceptable acid addition salt thereof and 30 to 35% by weight of sisomicin along with a pharmaceutically acceptable inert carrier.
Claim 2
Dependent Claim
43 words
A synergistic antibacterial composition which consists essentially of 30-35% by weight of primycin, 30 to 35% by weight of doxycycline or a pharmaceutically acceptable acid addition salt thereof and 30 to 35% by weight of sisomicin along with a pharmaceutically acceptable inert carrier.
References Cited (Backward Citations)
US3949077A
Cited
US3907771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-02-26 | 1988-08-27 | 1989-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-02-26 | 1992-08-27 | 1993-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-02-26 | 1996-08-27 | 1997-02-26 | $7700.00 | Window Closed / Lapsed |