US3312751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of mercaptans or their olefinic derivatives
Assignee: Mobil Oil AS
•
Filing: 1963-11-19
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Granted: 1967-04-04
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Expires: 1983-11-19
Abstract
No abstract record available.
Inventors
- 👤 George T Kerr
- 👤 Phillip S Landis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:32
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/08; B01J29/082; B01J29/084; B01J29/085; B01J29/087; B01J29/088; C; C07; C07C; C07C1/00; C07C1/32; C07C1/321; C07C1/322; C07C7/00; C07C7/148; C07C7/17; C07C2529/00; C07C2529/04; C07C2529/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A PROCESS FOR CONVERTING MERCAPTANS TO COMPOUNDS HAVING AN OLEFINIC LINKAGE WHICH COMPRISES EFFECTING DEHYDROSULFURIZATION OF A MERCAPTAN IN THE PRESENCE OF A CATALYST COMPRISING AN ALUMINOSILICATE CONTAINING ACTIVE CATION SITES WITHIN AN ORDERED INTERNAL STRUCTURE WITH A PORE SIZE OF FROM AT LEAST 5 A. TO 15 A. IN DIAMETER.
Claim 2
Dependent Claim
51 words
A PROCESS FOR CONVERTING MERCAPTANS TO COMPOUNDS HAVING AN OLEFINIC LINKAGE WHICH COMPRISES EFFECTING DEHYDROSULFURIZATION OF A MERCAPTAN IN THE PRESENCE OF A CATALYST COMPRISING AN ALUMINOSILICATE CONTAINING ACTIVE CATION SITES WITHIN AN ORDERED INTERNAL STRUCTURE WITH A PORE SIZE OF FROM AT LEAST 5 A. TO 15 A. IN DIAMETER.
References Cited (Backward Citations)
US2386773A
Cited
US3140322A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |