Patent US2362677A successfully refreshed from Google Patents.
US3714352A
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Method of inducing anaesthesia
Assignee: Glaxo Laboratories Ltd
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Filing: 1970-06-17
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Granted: 1973-01-30
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Expires: 1990-06-17
Abstract
Abstract AS AN ANAESTHETIC COMPOSITION FOR PARENTERAL ADMINISTRATION, AN AQUEOUS SOLUTION CONTAINING AT LEAST 1 MG./ML. OF 3A-HYDROXY-5A-PREGNANE-11,20-DIONE AND AT LEAST 1% BY WEIGHT OF A PARENTERALLY ACCEPTABLE NON-IONIC SURFACE ACTIVE AGENT HAVING AN HLB VALUE OF FROM 9-18. THE SOLUTION ALSO PREFERABLY CONTAINS TO INCREASE THE SOLUBILITY OF THE 3A-HYDROXY-5A-PREGNANE-11,20-DIONE, AT LEAST ONE STEROID OF THE FORMULA 3-(HO-),17-(R-O-CH2-CO-)-ANDROSTAN-11-ONE WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF A LOWER ALKANOYL GROUP, A HEMISUCCINOYL GROUP AND A BENZOYL GROUP.
Inventors
- 👤 B Davis
- 👤 G Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:10
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/57; A61K31/573; A61K31/16; C; C07; C07J; C07J5/00
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) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |