US3240824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing fluoronitrobenzenes
Assignee: Olin Corp
•
Filing: 1965-01-28
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Granted: 1966-03-15
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Expires: 1985-01-28
Abstract
No abstract record available.
Inventors
- 👤 Max M Boudakian
- 👤 Eugene R Shipkowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:51
CPC Classifications
C; C07; C07C; C07C201/00; C07C201/06; C07C201/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A PROCESS FOR PREPARING O-FLUORONITROBENZENE AND P-FLUORONITROBENZENE WHICH COMPRISES REACTING A MATERIAL SELECTED FROM THE CLASS CONSISTING OF O-CHLORONITROBENZENE, P-CHLORONITROBENZENE AND A MIXTURE OF SAID O-CHLORONITROBENZENE AND SAID P-CHLORONITROBENZENE WITH ANHYDROUS POTASSIUM FLUORIDE AT A TEMPERATURE RANGE OF ABOUT 270* C. TO ABOUT 320*C.
Claim 2
Dependent Claim
44 words
A PROCESS FOR PREPARING O-FLUORONITROBENZENE AND P-FLUORONITROBENZENE WHICH COMPRISES REACTING A MATERIAL SELECTED FROM THE CLASS CONSISTING OF O-CHLORONITROBENZENE, P-CHLORONITROBENZENE AND A MIXTURE OF SAID O-CHLORONITROBENZENE AND SAID P-CHLORONITROBENZENE WITH ANHYDROUS POTASSIUM FLUORIDE AT A TEMPERATURE RANGE OF ABOUT 270* C. TO ABOUT 320*C.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |