Patent US3351665A successfully refreshed from Google Patents.
US3351665A
Expired / Lapsed
US
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Preparation of perhaloacetones
Assignee: Honeywell International Inc
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Filing: 1964-05-12
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Granted: 1967-11-07
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Expires: 1984-05-12
Abstract
No abstract record available.
Inventors
- 👤 Everett E Gilbert
- 👤 Basil S Farah
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:42
CPC Classifications
C; C07; C07C; C07C45/00; C07C45/61; C07C45/63
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A PROCESS FOR THE PREPARATION OF PRHALOACETONES CONTAINING ONE TO TWO BROMINE SUBSTITUENTS WHICH COMPRISES REACTING A PERHALOACETONE SELECTED FROM THE CLASS CONSISTING OF HEXACHLOROACETONE AND FLUOROCHLOROACETONES SELECTED FROM THE GROUP CONSISTING OF F2CLCCOCCLF2, FCL2CCOCCL2F, F3CCOCF2CL, F2CLCCOCFCL2,
Claim 2
Dependent Claim
37 words
A PROCESS FOR THE PREPARATION OF PRHALOACETONES CONTAINING ONE TO TWO BROMINE SUBSTITUENTS WHICH COMPRISES REACTING A PERHALOACETONE SELECTED FROM THE CLASS CONSISTING OF HEXACHLOROACETONE AND FLUOROCHLOROACETONES SELECTED FROM THE GROUP CONSISTING OF F2CLCCOCCLF2, FCL2CCOCCL2F, F3CCOCF2CL, F2CLCCOCFCL2,
References Cited (Backward Citations)
US1891415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |