US3697222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilization with glutaraldehyde
Assignee: Ortech Corp
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Filing: 1970-08-03
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Granted: 1972-10-10
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Expires: 1990-08-03
Abstract
Abstract STERILIZATION IS ACHIEVED BY CONTACTING A CONTAMINATED OBJECT WITH AN AQUEOUS ACID GLUTARALDEHYDE SOLUTION AT TEMPERATURES ABOVE ABOUT 45*C. THE STERILIZING ACTION MAY BE ENHANCED BY ULTRASONI ENERGY. STERILIZATION ALSO MAY BE ACHIEVED USING ULTRASONIC ENERGY AND AQUEOUS ALKALINE GLUTARALDEHYDE SOLUTION.
Inventors
- 👤 Gonzalo Sierra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:31
CPC Classifications
A; A61; A61L; A61L2/00
Claims Analysis
Total Claims: 0
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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) | 1975-10-10 | 1976-04-10 | 1976-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-10 | 1980-04-10 | 1980-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-10 | 1984-04-10 | 1984-10-10 | $7700.00 | Window Closed / Lapsed |