US2809149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antibiotic-impregnated gauze pads and method of making same
Assignee: Individual
•
Filing: 1954-12-23
•
Granted: 1957-10-08
•
Expires: 1974-12-23
Abstract
No abstract record available.
Inventors
- 👤 Cusumano Frank Ramo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:07
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/46; A61L2300/00; A61L2300/40; A61L2300/404; A61L2300/406
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 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 NEOMYCIN, POLYMYXIN AND BACITRACIN IN A SOLVENT MIXTURE CONTAINING FROM ABOUT 5% TO 20% WATER AND FROM ABOUT 80% TO 95% METHANOL, IMPREGNATING SAID PAD WITH THE RESULTANT SOLUTION, AND REMOVING THE SOLVENT 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
89 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 NEOMYCIN, POLYMYXIN AND BACITRACIN IN A SOLVENT MIXTURE CONTAINING FROM ABOUT 5% TO 20% WATER AND FROM ABOUT 80% TO 95% METHANOL, IMPREGNATING SAID PAD WITH THE RESULTANT SOLUTION, AND REMOVING THE SOLVENT 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)
US2680701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-07 | 1961-04-08 | 1961-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-07 | 1965-04-08 | 1965-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-07 | 1969-04-08 | 1969-10-08 | $7700.00 | Window Closed / Lapsed |