US3248449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of catalysts and to an isomerisation process in which said catalysts are employed
Assignee: BP PLC
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Filing: 1962-11-20
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Granted: 1966-04-26
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Goble Anthony George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:25
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/22; C07C5/23; C07C5/25; C07C5/2506; C07C5/2525; B; B01; B01J; B01J21/00; B01J21/02; B01J21/04; B01J23/00; B01J23/38; B01J23/54; B01J23/56; B01J23/58; B01J23/70; B01J23/76; B01J23/78; B01J37/00; B01J37/22; B01J37/26; C07C5/2562; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF PREPARING A CATALYST SUITABLE FOR HYDROCARBON CONVERSION REACTIONS COMPRISING THE STEP OF CONTACTING A HALOGENATABLE INORGANIC OXIDE WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF ALKALI METALS AND ALKALINE EARTH METALS SO THAT A METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND ALKLINE EARTH METALS IS RETAINED BY SAID OXIDE IN AMOUNT FROM AT LEAST 0.8 TO 10% BY WEIGHT OF SAID INORGANIC OXIDE AND CONTACTING SAID OXIDE WITH A FLUORINE CONTAINING COMPOUND OF GENERAL FORMULA
Claim 2
Independent Claim
84 words
A METHOD OF PREPARING A CATALYST SUITABLE FOR HYDROCARBON CONVERSION REACTIONS COMPRISING THE STEP OF CONTACTING A HALOGENATABLE INORGANIC OXIDE WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF ALKALI METALS AND ALKALINE EARTH METALS SO THAT A METAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS AND ALKLINE EARTH METALS IS RETAINED BY SAID OXIDE IN AMOUNT FROM AT LEAST 0.8 TO 10% BY WEIGHT OF SAID INORGANIC OXIDE AND CONTACTING SAID OXIDE WITH A FLUORINE CONTAINING COMPOUND OF GENERAL FORMULA
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |