US3348905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for sterilization of an ointment impregnated gauze
Assignee: —
•
Filing: —
•
Granted: 1967-10-24
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Expires: 1984-10-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:24
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61L2/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A PROCESS FOR THE STERILIZATION OF AN OINTMENT IMPREGNATED GAUZE WHICH COMPRISES THE STEPS OF: PRECONDITIONING A GAUZE UNDER SUCH CONDITIONS THAT THERE IS UNIFORMLY DISTRIBUTED THERETHROUGH, WATER IN AN AMOUNT OF AT LEAST 5% BY WEIGHT OF THE DRY GAUZE; IMPREGNATING THE PRECONDITIONED GAUZE WITH AN OINTMENT; ENCLOSING SAID OINTMENT IMPREGNATED GAUZE IN AN ENVELOPE OF A FLEXIBLE PROTECTIVE MATERIAL TO FORM A PACKAGE; HERMETICALLY SEALING SAID PACKAGE; AND, HEATING SAID PACKAGE IN A PRESSURE CHAMBER UNDER SUITABLE CONDITIONS OF TEMPERATURE, PRESSURE AND TIME TO EFFECT STEILIZATION OF THE OINTMENT IMPREGNATED GAUZE WITHOUT CAUSING DISTORTION OF THE ENVELOPE.
Claim 2
Dependent Claim
99 words
A PROCESS FOR THE STERILIZATION OF AN OINTMENT IMPREGNATED GAUZE WHICH COMPRISES THE STEPS OF: PRECONDITIONING A GAUZE UNDER SUCH CONDITIONS THAT THERE IS UNIFORMLY DISTRIBUTED THERETHROUGH, WATER IN AN AMOUNT OF AT LEAST 5% BY WEIGHT OF THE DRY GAUZE; IMPREGNATING THE PRECONDITIONED GAUZE WITH AN OINTMENT; ENCLOSING SAID OINTMENT IMPREGNATED GAUZE IN AN ENVELOPE OF A FLEXIBLE PROTECTIVE MATERIAL TO FORM A PACKAGE; HERMETICALLY SEALING SAID PACKAGE; AND, HEATING SAID PACKAGE IN A PRESSURE CHAMBER UNDER SUITABLE CONDITIONS OF TEMPERATURE, PRESSURE AND TIME TO EFFECT STEILIZATION OF THE OINTMENT IMPREGNATED GAUZE WITHOUT CAUSING DISTORTION OF THE ENVELOPE.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |