US2700686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydroxy substituted polyfluorinated compounds
Assignee: Eastman Kodak Co
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Filing: 1951-02-15
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Granted: 1955-01-25
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Expires: 1971-02-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Dickey
- 👤 Edmund B Towne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:15
CPC Classifications
C; C09; C09B; C09B29/00; C07; C07C; C07C29/00; C07C29/64; C07C29/66; C07C31/00; C07C31/34; C09B62/00; C09B62/44; C09B62/54; C09B62/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
THE HALOHYDRIN COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF 3.3,3-TRIFLUORO-2-CHLORO-1-HYDROXYPROPANE, 3,3,3-TRIFLUOTO-2-BROMO-1-HYDROXYPROPANE, 3,3,3-TRIFLURO2-CHLORO-2-METHYL-1-HYDROXYPROPANE, 3,3,3-TRIFLURO-2BROMO-2-METHYL-1-HYDROXYPROPANE, 3,3-DIFLUORO-2-CHLORO1-HYDROXYPROPANE, 3,3-DIFLUORO-2-BROMO-U-HYDROXYPROP?NE, 3,3-DIFLUORO-2,CHLORO-2-METHYL-1-HYDROXYPROPANE AND 3,3-DIFLUORO-2-BROMO-2-METHYL-1-HYDROXYPROPANE.
Claim 2
Dependent Claim
18 words
THE HALOHYDRIN COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF 3.3,3-TRIFLUORO-2-CHLORO-1-HYDROXYPROPANE, 3,3,3-TRIFLUOTO-2-BROMO-1-HYDROXYPROPANE, 3,3,3-TRIFLURO2-CHLORO-2-METHYL-1-HYDROXYPROPANE, 3,3,3-TRIFLURO-2BROMO-2-METHYL-1-HYDROXYPROPANE, 3,3-DIFLUORO-2-CHLORO1-HYDROXYPROPANE, 3,3-DIFLUORO-2-BROMO-U-HYDROXYPROP?NE, 3,3-DIFLUORO-2,CHLORO-2-METHYL-1-HYDROXYPROPANE AND 3,3-DIFLUORO-2-BROMO-2-METHYL-1-HYDROXYPROPANE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |