US3666864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions and methods for producing anesthesia
Assignee: BOC Inc
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Filing: 1970-08-31
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Granted: 1972-05-30
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Expires: 1990-08-31
Abstract
Abstract The present invention relates to anesthetic compositions containing 1,1,2-trifluoro-2-chloro-2-bromoethyl difluoromethyl ether and 1,1,2-trifluoro-2-bromoethyl difluorochloromethyl ether, and to the method of anesthetizing warm blooded air breathing mammals by administering an effective amount of each anesthetic composition.
Inventors
- 👤 Ross C Terrell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:12
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/04; C07C43/12; C07C43/123
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
17 words
An inhalant anesthetic composition as set forth in claim 1 wherein the inhalant anesthetic compound is CHF2OCF2CFClBr.
Claim 2
Dependent Claim
17 words
An inhalant anesthetic composition as set forth in claim 1 wherein the inhalant anesthetic compound is CF2ClOCF2CHFBr.
Claim 3
Independent Claim
46 words
The method of anesthetizing an inhalation anesthetic susceptible mammal which comprises administering by inhalation to said mammal an effective amount of inhalant anesthetic compound of the formula CF2XOCF2CFBrX wherein X is alternately chlorine and hydrogen, one X is chlorine, along with sufficient oxygen to support life.
Claim 4
Dependent Claim
23 words
The method of anesthetizing an inhalation anesthetic susceptible mammal as set forth in claim 4 wherein the inhalant anesthetic has the formula CHF2OCF2CFClBr.
Claim 5
Dependent Claim
23 words
The method of anesthetizing an inhalation anesthetic susceptible mammal as set forth in claim 4 wherein the inhalant anesthetic has the formula CF2ClOCF2CHFBr.
References Cited (Backward Citations)
US3449504A
Cited
US3469011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |