US3068064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sterilizing
Assignee: Wilmot Castle Co
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Filing: 1961-08-23
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Granted: 1962-12-11
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Expires: 1981-08-23
Abstract
No abstract record available.
Inventors
- 👤 Robert L Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:47
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/16; A61L2/20; A61L2/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A METHOD OF STERILIZING AN ARTICLE IN AN ENCLOSED CHAMBER COMPRISING THE STEPS OF, (A) EVACUATING SAID CHAMBER TO A SELECTED LEVEL, (B) INTRODUCING WATER VAPOR TO HUMIDIFY THE CHAMBER TO A SELECTED LEVEL, (C) MAINTAINING SUBSTANTIALLY SAID SELECTED HUMIDITY LEVEL FOR A DWELL PERIOD SUFFICIENT TO PERMIT PROPER DIFFUSION OF MOISTURE INTO THE ARTICLE BEING STERILIZED, (D) INTRODUCING ETHYLENE OXIDE GAS INTO SAID HUMIDIFIED CHAMBER, (E) MAINTAINING SAID GAS IN SAID CHAMBER FOR A DWELL PERIOD SUFFICIENT TO EFFECT STERILIZATION OF THE ARTICLE, AND (F) HEATING SAID CHAMBER TO A SELECTED TEMPERATURE LEVEL OF AT LEAST 100* F. DURING STERILIZATION.
Claim 2
Independent Claim
101 words
A METHOD OF STERILIZING AN ARTICLE IN AN ENCLOSED CHAMBER COMPRISING THE STEPS OF, (A) EVACUATING SAID CHAMBER TO A SELECTED LEVEL, (B) INTRODUCING WATER VAPOR TO HUMIDIFY THE CHAMBER TO A SELECTED LEVEL, (C) MAINTAINING SUBSTANTIALLY SAID SELECTED HUMIDITY LEVEL FOR A DWELL PERIOD SUFFICIENT TO PERMIT PROPER DIFFUSION OF MOISTURE INTO THE ARTICLE BEING STERILIZED, (D) INTRODUCING ETHYLENE OXIDE GAS INTO SAID HUMIDIFIED CHAMBER, (E) MAINTAINING SAID GAS IN SAID CHAMBER FOR A DWELL PERIOD SUFFICIENT TO EFFECT STERILIZATION OF THE ARTICLE, AND (F) HEATING SAID CHAMBER TO A SELECTED TEMPERATURE LEVEL OF AT LEAST 100* F. DURING STERILIZATION.
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) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |