US3849340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon conversion catalyst
Assignee: Universal Oil Products Co
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Filing: 1972-12-29
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Granted: 1974-11-19
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Expires: 1992-12-29
Abstract
Abstract 1. A CATALYST COMPOSITION COMPRISING A ZEOLITE COMPONENT HAVING A MORDENITE CRYSTAL STRUCTURE AND HAVING A SILICA TO ALUMINA MOLE RATIO OF AT LEAST 40:1 PREPARED BY ACID EXTRACTING ALUMINA FROM AN INITIAL MORDENITE COMPOSITION HAVING A SILICA TO ALUMINA MOLE RATIO OF ABOUT 12:1 TO ABOUT 30:1 AND METAL COMPONENT SELECTED FROM THE GROUP CONSISTING OF COPPER, SILVER, GOLD AND ZIRCONIUM.
Inventors
- 👤 E Pollitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:13
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; B01J29/18; B01J29/20; B01J2229/00; B01J2229/10; B01J2229/16; C; C07; C07C; C07C2529/00; C07C2529/04; C07C2529/06; C07C2529/18; C07C2529/20; C07C2529/22; C07C2529/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A CATALYST COMPOSITION COMPRISING A ZEOLITE COMPONENT HAVING A MORDENITE CRYSTAL STRUCTURE AND HAVING A SILICA TO ALUMINA MOLE RATIO OF AT LEAST 40:1 PREPARED BY ACID EXTRACTING ALUMINA FROM AN INITIAL MORDENITE COMPOSITION HAVING A SILICA TO ALUMINA MOLE RATIO OF ABOUT 12:1 TO ABOUT 30:1 AND METAL COMPONENT SELECTED FROM THE GROUP CONSISTING OF COPPER, SILVER, GOLD AND ZIRCONIUM.
Claim 2
Dependent Claim
61 words
A CATALYST COMPOSITION COMPRISING A ZEOLITE COMPONENT HAVING A MORDENITE CRYSTAL STRUCTURE AND HAVING A SILICA TO ALUMINA MOLE RATIO OF AT LEAST 40:1 PREPARED BY ACID EXTRACTING ALUMINA FROM AN INITIAL MORDENITE COMPOSITION HAVING A SILICA TO ALUMINA MOLE RATIO OF ABOUT 12:1 TO ABOUT 30:1 AND METAL COMPONENT SELECTED FROM THE GROUP CONSISTING OF COPPER, SILVER, GOLD AND ZIRCONIUM.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-18 | 1978-05-20 | 1978-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-18 | 1982-05-20 | 1982-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-18 | 1986-05-20 | 1986-11-19 | $7700.00 | Window Closed / Lapsed |