US2830007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trifluoroethyl vinyl ether compositions and methods for preparing and using the same
Assignee: Airco Inc
•
Filing: 1953-05-27
•
Granted: 1958-04-08
•
Expires: 1973-05-27
Abstract
No abstract record available.
Inventors
- 👤 Julius G Shukys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:20
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
23 words
A PROCESS WHICH COMPRISES REACTING 2,2,2-TRIFLUOROETHANOL WITH ACETYLENE IN THE PRESENCE OF AN ALKALI METAL 2,2,2-TRIFLUOROETHANOLATE SO AS TO PRODUCE 2,2,2-TRIFLUOROEHTYL VINYL ETHER.
Claim 2
Dependent Claim
23 words
A PROCESS WHICH COMPRISES REACTING 2,2,2-TRIFLUOROETHANOL WITH ACETYLENE IN THE PRESENCE OF AN ALKALI METAL 2,2,2-TRIFLUOROETHANOLATE SO AS TO PRODUCE 2,2,2-TRIFLUOROEHTYL VINYL ETHER.
Claim 3
Dependent Claim
26 words
AN INHALANT ANESTHETIC MIXTURE CHARACTERIZED HIGH ANESTHETIC ACTIVITY COUPLED WITH REDUCED EXPLOSIVENESS AND ABSENCE OF UNTOWARD SIDE EFFECTS COMPRISING 2,2,2-TRIFLUOROETHYL VINYL ETHER IN ADMIXTURE WITH OXYGEN.
Claim 4
Dependent Claim
26 words
AN INHALANT ANESTHETIC MIXTURE CHARACTERIZED HIGH ANESTHETIC ACTIVITY COUPLED WITH REDUCED EXPLOSIVENESS AND ABSENCE OF UNTOWARD SIDE EFFECTS COMPRISING 2,2,2-TRIFLUOROETHYL VINYL ETHER IN ADMIXTURE WITH OXYGEN.
References Cited (Backward Citations)
US2406674A
Cited
US2452944A
Cited
US2482725A
Cited
US1959927A
Cited
US2404700A
Cited
US2425755A
Cited
US2472084A
Cited
US2537643A
Cited
US2682527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |