Patent US3201494A successfully refreshed from Google Patents.
US3201494A
Expired / Lapsed
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Hexafluoroantimonic acid-catalyzed hydrocarbon conversions
Assignee: Shell USA Inc
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Filing: 1963-06-03
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Granted: 1965-08-17
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Expires: 1983-06-03
Abstract
No abstract record available.
Inventors
- 👤 Jan M Oelderik
- 👤 Eduard L Mackor
- 👤 Joost C Platteeuw
- 👤 Wiel Anton Van Der
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:38
CPC Classifications
C; C07; C07C; C07C6/00; C07C6/08; C07C6/12; C07C6/123; B; B01; B01J; B01J27/00; B01J27/06; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C5/00; C07C5/22; C07C5/27; C07C5/2729; C07C5/2732; C07C5/274; C07C5/2748; C07C5/2767; C07C5/277; C07C5/2778; C07C5/2786; C07C5/2794; C07C5/29; C07C2527/00; C07C2527/06; C07C2527/133; C07C2531/00; C07C2531/02; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52; Y10; Y10S; Y10S585/00; Y10S585/919; Y10S585/92
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PROCESS FOR THE CATALYTIC CONVERSION OF HYDROCARBONS WITH FROM 2 TO 12 CARBON ATOMS PER MOLECULE AND MIXTURES THEREOF TO OTHER HYDROCARBONS WHICH COMPRIES CONTACTING THE HYDROCARBONS SUBSTANTIALLY IN THE LIQUID PHASE WITH A HEXAFLUOROANTIMONIC ACID CATALYST, THE ACID CATALYST CONTACTING MATERIALS OF CONSTRUCTION WHICH ARE RESISTANT TO CORROSION BY SAID CATALYST.
Claim 2
Dependent Claim
53 words
A PROCESS FOR THE CATALYTIC CONVERSION OF HYDROCARBONS WITH FROM 2 TO 12 CARBON ATOMS PER MOLECULE AND MIXTURES THEREOF TO OTHER HYDROCARBONS WHICH COMPRIES CONTACTING THE HYDROCARBONS SUBSTANTIALLY IN THE LIQUID PHASE WITH A HEXAFLUOROANTIMONIC ACID CATALYST, THE ACID CATALYST CONTACTING MATERIALS OF CONSTRUCTION WHICH ARE RESISTANT TO CORROSION BY SAID CATALYST.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |