US3076046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion of hydrocarbons
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-02-01
•
Granted: 1963-01-29
•
Expires: 1980-02-01
Abstract
No abstract record available.
Inventors
- 👤 Lynn H Estes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:49
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/16; B01J23/24; B01J23/26; C; C07; C07C; C07C5/00; C07C5/32; C07C5/373; C07C5/393; C07C5/41; C07C5/412
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
THE PROCESS OF DEHYDROGENATION AND CYCLIZATION OF PARAFFINIC HYROCARBONS TO AROMATIC HYDROCARBONS COMPRISING CONTACTING PARAFFINIC HYDROCARBONS OF AT LEAST 6 CARBON ATOMS UNDER DEHYDROCYCLIZATION CONDITIONS WITH A CATALYST COMPRISING 0.5 TO 6.0 PERCENT BY WEIGHT OF AN OXIDE OF TIN, 0.5 TO 6.0 PERCENT BY WEIGHT OF AN OXIDE OF AN ALKALI METAL, AND AN OXIDE OF AN ELEMENT FROM THE LEFT HAND COLUMN OF GROUP VI OF THE PERIODIC TABLE AND A BASE SUPPORT CONTAINING A SURFACE AREA OF 50 TO 400 SQUARE METERS PER GRAM AND AN AVERAGE PORE DIAMETER OF AT LEAST 40 ANGSTROMS.
Claim 2
Dependent Claim
97 words
THE PROCESS OF DEHYDROGENATION AND CYCLIZATION OF PARAFFINIC HYROCARBONS TO AROMATIC HYDROCARBONS COMPRISING CONTACTING PARAFFINIC HYDROCARBONS OF AT LEAST 6 CARBON ATOMS UNDER DEHYDROCYCLIZATION CONDITIONS WITH A CATALYST COMPRISING 0.5 TO 6.0 PERCENT BY WEIGHT OF AN OXIDE OF TIN, 0.5 TO 6.0 PERCENT BY WEIGHT OF AN OXIDE OF AN ALKALI METAL, AND AN OXIDE OF AN ELEMENT FROM THE LEFT HAND COLUMN OF GROUP VI OF THE PERIODIC TABLE AND A BASE SUPPORT CONTAINING A SURFACE AREA OF 50 TO 400 SQUARE METERS PER GRAM AND AN AVERAGE PORE DIAMETER OF AT LEAST 40 ANGSTROMS.
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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |