US2977182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sterilizing surgical gut with liquid ethylene oxide
Assignee: Individual
•
Filing: 1958-08-13
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Granted: 1961-03-28
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Expires: 1978-08-13
Abstract
No abstract record available.
Inventors
- 👤 Adams Charles Carroll
- 👤 Walter K Gillett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:21
CPC Classifications
A; A61; A61L; A61L17/00; A61L17/06; A61L17/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
THE METHOD OF STERILIZING SURGICAL GUT COMPRISING TREATING SAID GUT WITH A STERILIZING AGENT SELECTING FROM THE GROUP CONSISTING OF LIQUID ETHYLENE OXIDE AND LIQUID ETHYLENE CARBONATE AT A TEMPERATURE IN THE RANGE FROM 45*C. TO 60*C., FOR A TIME FROM ABOUT SEVERAL MINUTES TO ABOUT FIFTY-FIVE MINUTES UNTIL SAID GUT IS STERILE AND REMOVING SAID STERILIZING AGENT FROM SAID GUT.
Claim 2
Independent Claim
61 words
THE METHOD OF STERILIZING SURGICAL GUT COMPRISING TREATING SAID GUT WITH A STERILIZING AGENT SELECTING FROM THE GROUP CONSISTING OF LIQUID ETHYLENE OXIDE AND LIQUID ETHYLENE CARBONATE AT A TEMPERATURE IN THE RANGE FROM 45*C. TO 60*C., FOR A TIME FROM ABOUT SEVERAL MINUTES TO ABOUT FIFTY-FIVE MINUTES UNTIL SAID GUT IS STERILE AND REMOVING SAID STERILIZING AGENT FROM SAID GUT.
References Cited (Backward Citations)
US2817437A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-27 | 1964-09-26 | 1965-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-27 | 1968-09-26 | 1969-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-27 | 1972-09-26 | 1973-03-28 | $7700.00 | Window Closed / Lapsed |