Patent US2859245A successfully refreshed from Google Patents.
US2859245A
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Reaction of sf4 with organic compounds containing a carbonyl radical
Assignee: EIDP Inc
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Filing: 1956-11-14
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Granted: 1958-11-04
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Expires: 1976-11-14
Abstract
No abstract record available.
Inventors
- 👤 William C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:04
CPC Classifications
C; C07; C07C; C07C63/00; C07C63/04; C07C63/06; C07C63/10; C01; C01B; C01B32/00; C01B32/70; C01B32/80; C07B; C07B39/00; C07C17/00; C07C17/093; C07C17/18; C07C45/00; C07C45/61; C07C45/63; C07C51/00; C07C51/58; C07C51/60; C07C53/00; C07C53/38; C07C53/46; C07C53/50; C07C63/68; C07C63/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE PROCESS FOR THE PREPARATION OF ORGANIC FLUORINE COMPOUNDS WHICH COMPRISES REACTING SULFUR TETRAFLUORIDE UNDER ANHYDROUS CONDITIONS WITH AN ORGANIC COMPOUND CONTAINING AT LEAST ONE OXYGEN DOUBLY BONDED TO ONE CARBON, ANY REMAINING ATOMS ON SAID CARBON BEING SINGLY BONDED TO SAID CARBON AND AT MOST ONE OF SAID REMAINING ATOMS BEING MONOVALENT.
Claim 2
Dependent Claim
53 words
THE PROCESS FOR THE PREPARATION OF ORGANIC FLUORINE COMPOUNDS WHICH COMPRISES REACTING SULFUR TETRAFLUORIDE UNDER ANHYDROUS CONDITIONS WITH AN ORGANIC COMPOUND CONTAINING AT LEAST ONE OXYGEN DOUBLY BONDED TO ONE CARBON, ANY REMAINING ATOMS ON SAID CARBON BEING SINGLY BONDED TO SAID CARBON AND AT MOST ONE OF SAID REMAINING ATOMS BEING MONOVALENT.
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) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |