US3781435A
Expired / Lapsed
US
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Steroid anaesthetics
Assignee: Glaxo Laboratories Ltd
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Filing: 1973-01-05
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Granted: 1973-12-25
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Expires: 1993-01-05
Abstract
Abstract THERE ARE DISCLOSED ANAESTHETIC COMPOSITIONS FOR PARENTERAL ADMINISTRATION COMPRISING AN AQUEOUS SOLUTION CONTAINING AT LEAST 1 MG./ML. OF 3A-HYDROXY-5A-PREGNANE11,20-DIONE HAVING AT THE 21-POSITION A LOWER ALKANOYLOXY, HEMISUCCINYLOXY OR BENZOLOXY GROUP.
Inventors
- 👤 B Davis
- 👤 D Pearce
- 👤 G Phillipps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:19
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/56; A61K31/57; A61K31/573; A61K31/16; C; C07; C07J; C07J5/00
Claims Analysis
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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) | 1976-12-24 | 1977-06-25 | 1977-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-24 | 1981-06-25 | 1981-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-24 | 1985-06-25 | 1985-12-25 | $7700.00 | Window Closed / Lapsed |