Patent US3663714A successfully refreshed from Google Patents.
US3663714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1,1,1-trifluoro-2-difluoro-methoxy propane as an anesthetic agent
Assignee: BOC Inc
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Filing: 1969-10-09
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Granted: 1972-05-16
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Expires: 1989-10-09
Abstract
Abstract THE PRESENT INVENTION RELATES TO ANESTHETIC COMPOSITIONS CONTAINING 1,1,1-TRIFLUORO-2-DIFLUOROMETHOXY PROPANE, THE METHOD OF PREPARING 1,1,1-TRIFLUORO-2-DIFLUOROMETHOXY PROPANE, AND TO THE METHOD OF ANESTHETIZING WARM BLOODED AIR BREATHING CREATURES BY ADMINISTERING AN EFFECTIVE AMOUNT OF 1,1,1-TRIFLUORO-2-DIFLUOROMETHOXY PROPANE.
Inventors
- 👤 Ross C Terrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:21
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/04; C07C43/12
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) | 1975-05-16 | 1975-11-15 | 1976-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-16 | 1979-11-15 | 1980-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-16 | 1983-11-15 | 1984-05-16 | $7700.00 | Window Closed / Lapsed |