US2680701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antibiotic-impregnated gauze pads and method of making same
Assignee: MULTIBIOTICS Corp
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Filing: 1950-08-24
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Granted: 1954-06-08
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Expires: 1970-08-24
Abstract
No abstract record available.
Inventors
- 👤 Frank R Cusumano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:28
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/46; D; D06; D06M; D06M16/00; A61L2300/00; A61L2300/40; A61L2300/404; A61L2300/406; A61L2300/45
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE METHOD OF IMPREGNATING A GAUZE PAD WITH A STABLE THERAPEUTIC, ANTIBIOTIC COMPOSITION HAVING SYNERGISTIC BACTERICIDAL ACTION AND A WIDE ANTIBACTERIAL SPECTRUM WHICH COMPRISES DISSOLVING BACITRACIN, POLYMYXIN AND STREPTOMYCIN TRIHYDROCHLORIDE CALCIUM CHLORIDE DOUBLE SALT IN METHANOL, IMPREGNATING SAID PAD WITH THE RESULTANT SOLUTION, AND REMOVING THE METHANOL FROM SAID PAD BY EVAPORATION, EACH OF SAID ANTIBIOTIC COMPOUNDS BEING PRESENT IN THE DRIED IMPREGNATED GAUZE PAD IN A MINIMAL AMOUNT WHICH, IF USED ALONE, WOULD PRODUCE A BACTERIOSTATIC EFFECT.
Claim 2
Independent Claim
78 words
THE METHOD OF IMPREGNATING A GAUZE PAD WITH A STABLE THERAPEUTIC, ANTIBIOTIC COMPOSITION HAVING SYNERGISTIC BACTERICIDAL ACTION AND A WIDE ANTIBACTERIAL SPECTRUM WHICH COMPRISES DISSOLVING BACITRACIN, POLYMYXIN AND STREPTOMYCIN TRIHYDROCHLORIDE CALCIUM CHLORIDE DOUBLE SALT IN METHANOL, IMPREGNATING SAID PAD WITH THE RESULTANT SOLUTION, AND REMOVING THE METHANOL FROM SAID PAD BY EVAPORATION, EACH OF SAID ANTIBIOTIC COMPOUNDS BEING PRESENT IN THE DRIED IMPREGNATED GAUZE PAD IN A MINIMAL AMOUNT WHICH, IF USED ALONE, WOULD PRODUCE A BACTERIOSTATIC EFFECT.
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) | 1957-06-07 | 1957-12-07 | 1958-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-07 | 1961-12-07 | 1962-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-07 | 1965-12-07 | 1966-06-08 | $7700.00 | Window Closed / Lapsed |