US3004077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of fluorinated aromatic compounds
Assignee: National Research Development Corp UK
•
Filing: 1959-09-04
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Granted: 1961-10-10
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Expires: 1979-09-04
Abstract
No abstract record available.
Inventors
- 👤 Banks Ronald Eric
- 👤 Barbour Anthony Kenneth
- 👤 Patrick Colin Russell
- 👤 Tatlow John Colin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:29
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/23
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A PROCESS FOR THE MANUFACTURE OF A NUCLEAR FLUORINATED AROMATIC COMPOUND IN WHICH A FLUORINATED CYCLOHEXADIENE IS HEATED TO A TEMPERATURE OF AT LEAST ABOUT 300*C. IN CONTACT WITH A METAL SURFACE REACTIVE WITH FLUORINE.
Claim 2
Dependent Claim
35 words
A PROCESS FOR THE MANUFACTURE OF A NUCLEAR FLUORINATED AROMATIC COMPOUND IN WHICH A FLUORINATED CYCLOHEXADIENE IS HEATED TO A TEMPERATURE OF AT LEAST ABOUT 300*C. IN CONTACT WITH A METAL SURFACE REACTIVE WITH FLUORINE.
References Cited (Backward Citations)
FR955816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |