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Patent US3586724A successfully refreshed from Google Patents.
US3586724A
Expired / Lapsed
US
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Anesthetic composition
Assignee: Airco Inc
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Filing: 1969-11-14
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Granted: 1971-06-22
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Expires: 1989-11-14
Abstract
Abstract THIS INVENTION RELATES TO THE NOVEL COMPOUND 1,1,2 TRIFLUORO-2-BROMOETHYL DIFLUOROCHLOROMETHYL ETHER HAVING THE FORMULA CF2CLOCF2CHFBR. THE COMPOUND IS PREPARED THROUGH STEPWISE CHLORINATION AND FLUORINATION REACTIONS STARTING WITH 1,1,2 TRIFLUORO-2-BROMOETHYL METHYL ETHER. THE COMPOUND IS USEFUL AS AN ANESTHETIC AND AS A SOLVENT AND DISPERSANT FOR FLUORINATED MATERIALS.
Inventors
- 👤 Ross C Terrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:32
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/04; C07C43/12; C07C43/123
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) | 1974-06-21 | 1974-12-21 | 1975-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-21 | 1978-12-21 | 1979-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-21 | 1982-12-21 | 1983-06-22 | $7700.00 | Window Closed / Lapsed |