Patent US1109276A successfully refreshed from Google Patents.
Patent US3246030A successfully refreshed from Google Patents.
US3246030A
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Process for producing a fluorinated alcohol and compound formed therein
Assignee: Douglas Aircraft Co Inc
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Filing: 1964-08-03
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Granted: 1966-04-12
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Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 Christian A Seil
- 👤 Robert H Boschan
- 👤 James P Holder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:33
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4021; C07C; C07C201/00; C07C201/02; C07C203/00; C07C203/02; C07C203/04; C07F7/00; C07F7/02; C07F7/04; C07F9/4071; C07F9/4075
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
52 words
THE PROCESS WHICH COMPRISES REACTING A HEPTAFLUOROPENTYL HALIDE SELECTED FROM THE GROUP CONSISTING OF THE CHLORIDE, BROMIDE AND IODIDE, WITH A NITRATING AGENT SELECTED FROM THE GROUP CONSISTING OF SILVER NITRATE AND MERCUROUS NITRATE, TO FORM 3,3,4,4,5,5,5-HEPTAFLUOROPENTYL NITRATE, AND THEN REACTING SAID LAST MENTIONED NITRATE WITH A REDUCING AGENT TO FORM 3,3,4,4,5,5,5-HEPTAFLUORO-1-PENTANOL.
Claim 2
Dependent Claim
52 words
THE PROCESS WHICH COMPRISES REACTING A HEPTAFLUOROPENTYL HALIDE SELECTED FROM THE GROUP CONSISTING OF THE CHLORIDE, BROMIDE AND IODIDE, WITH A NITRATING AGENT SELECTED FROM THE GROUP CONSISTING OF SILVER NITRATE AND MERCUROUS NITRATE, TO FORM 3,3,4,4,5,5,5-HEPTAFLUOROPENTYL NITRATE, AND THEN REACTING SAID LAST MENTIONED NITRATE WITH A REDUCING AGENT TO FORM 3,3,4,4,5,5,5-HEPTAFLUORO-1-PENTANOL.
Claim 3
Dependent Claim
4 words
THE COMPOUND 3,3,4,4,5,5,5-HEPTAFLUOROPENTYL NITRATE.
Claim 4
Dependent Claim
4 words
THE COMPOUND 3,3,4,4,5,5,5-HEPTAFLUOROPENTYL NITRATE.
References Cited (Backward Citations)
US3040085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |