US3299153A
Expired / Lapsed
US
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Naphthenic isomerization process with synthetic mordenite
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1964-05-06
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Granted: 1967-01-17
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Expires: 1984-05-06
Abstract
No abstract record available.
Inventors
- 👤 Adams Clark Edward
- 👤 Jr Charles Newton Kimberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:54
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/18; C; C07; C07C; C07C5/00; C07C5/22; C07C5/27; C07C5/2702; C07C5/2708
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
AN IMPROVED PROCESS FOR ISOMERIZING NAPHTHENIC HYDROCARBONS WHICH COMPRISES SUBJECTING SAID NAPHTHENIC HYDROCARBONS TO ISOMERIZATION CONDITIONS IN THE PRESENCE OF A CATALYST COMPRISING A CRYSTALLINE SYNTHETIC MORDENITE ZEOLITE CONTAINING LESS THAN ABOUT 10 WT. PERCENT NA2O.
Claim 2
Dependent Claim
36 words
AN IMPROVED PROCESS FOR ISOMERIZING NAPHTHENIC HYDROCARBONS WHICH COMPRISES SUBJECTING SAID NAPHTHENIC HYDROCARBONS TO ISOMERIZATION CONDITIONS IN THE PRESENCE OF A CATALYST COMPRISING A CRYSTALLINE SYNTHETIC MORDENITE ZEOLITE CONTAINING LESS THAN ABOUT 10 WT. PERCENT NA2O.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |