US3216897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injectable anesthetic
Assignee: Airco Inc
•
Filing: 1961-11-02
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Granted: 1965-11-09
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Expires: 1981-11-02
Abstract
No abstract record available.
Inventors
- 👤 Jr John C Krantz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:31
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0019
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
70 words
AN INTRAVENOUSLY-INJECTABLE ANESTHETIC COMPOSITION COMPRISING AN OIL-IN-WATER EMULSION CONTAINING 2 TO 25% VOLUME/VOLUME OF A NORMALLY-VOLATILE ANESTHETIC HAVING A BOILING POINT AT ATMOSPHERIC PRESSURE AT LEAST 40*C., 1 TO 25% VOLUME/VOLUME OF A METABOLIZABLE, NON-TOXIC, FIXED OIL AND 1 TO 15% WEIGHT/VOLUME OF AN EMULSIFYING AGENT, SAID EMULSIFYING AGENT BEING A MEMBER SELECTED FROM THE GROUP CONSISTING OF PHOSPHATIDES, ETHYLENE OXIDEPOLYPROPYLENE GLYCOL CONDENSATION PRODUCTS AND MONOAND DI-GLYCERIDIES OF FATTY ACIDS.
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US3044931A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |