US3338982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chlorination of olefins in the presence of amides
Assignee: Monsanto Co
•
Filing: 1965-02-16
•
Granted: 1967-08-29
•
Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Harry S Leach
- 👤 Jerry L Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:39
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/013; C07C17/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
THE PROCESS OF PREPARING A DICHLOROALKANE WHICH COMPRISES REACTING A GASEOUS OLEFIN HAVING FROM TWO TO FIVE CARBON ATOMS WITH GASEOUS CHLORINE IN A LIQUID BODY OF THE DICHLOROALKANE PRODUCED IN THE REACTION AND IN THE PRESENCE OF A CATALYTIC AMOUNT OF AN AMIDE OF THE FORMULA RCONRR WHEREIN EACH R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND ALKYL RADICALS HAVING FROM ONE TO FOUR CARBON ATOMS.
Claim 2
Dependent Claim
69 words
THE PROCESS OF PREPARING A DICHLOROALKANE WHICH COMPRISES REACTING A GASEOUS OLEFIN HAVING FROM TWO TO FIVE CARBON ATOMS WITH GASEOUS CHLORINE IN A LIQUID BODY OF THE DICHLOROALKANE PRODUCED IN THE REACTION AND IN THE PRESENCE OF A CATALYTIC AMOUNT OF AN AMIDE OF THE FORMULA RCONRR WHEREIN EACH R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND ALKYL RADICALS HAVING FROM ONE TO FOUR CARBON ATOMS.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |