US3636173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrodehalogenation process and catalyst
Assignee: Phillips Petroleum Co
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Filing: 1969-07-28
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Granted: 1972-01-18
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Expires: 1989-07-28
Abstract
Abstract FLUOROHALOCARBONS ARE DEHALOGENATED BY CONTACT IN THE PRESENCE OF HYDROGEN WITH A CATALTIC COMPOSITION CONTAINING ALUMINUM FLUORIDE AND AT LEAST ONE METAL PHOSPHATE.
Inventors
- 👤 Lloyd E Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:12
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/23; B; B01; B01J; B01J27/00; B01J27/14; B01J27/16; B01J27/18; B01J27/185; B01J27/1853; B01J27/186; B01J27/188; B01J27/28; B01J27/285; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/582; Y02P20/584
Claims Analysis
Total Claims: 0
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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) | 1975-01-17 | 1975-07-19 | 1976-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-17 | 1979-07-19 | 1980-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-17 | 1983-07-19 | 1984-01-18 | $7700.00 | Window Closed / Lapsed |