US3044966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attrition resistant oxidation catalysts
Assignee: Standard Oil Co
•
Filing: 1959-11-09
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Granted: 1962-07-17
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 James L Callahan
- 👤 Robert W Foreman
- 👤 Veatch Franklin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:10
CPC Classifications
B; B01; B01J; B01J27/00; B01J27/14; B01J27/186; B01J27/188; B01J27/19; B01J27/192
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF OXIDES OF BISMUTH AND MOLYBDENUM AS THE ESSENTIAL CATALYTIC INGREDIENTS AND ALSO INCLUDING SILICA, THE CATALYST HAVING A COMPOSITION CORRESPONDING TO THE EMPIRICAL CHEMICAL FORMULA
Claim 2
Dependent Claim
31 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF OXIDES OF BISMUTH AND MOLYBDENUM AS THE ESSENTIAL CATALYTIC INGREDIENTS AND ALSO INCLUDING SILICA, THE CATALYST HAVING A COMPOSITION CORRESPONDING TO THE EMPIRICAL CHEMICAL FORMULA
References Cited (Backward Citations)
US2881212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |