US3282860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catalyst and process for preparing the same
Assignee: Eastman Kodak Co
•
Filing: 1965-06-16
•
Granted: 1966-11-01
•
Expires: 1985-06-16
Abstract
No abstract record available.
Inventors
- 👤 Edgar L Mcdaniel
- 👤 Howard S Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:39
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/16; B01J23/24; B01J23/31; C; C07; C07C; C07C253/00; C07C253/24; C07C253/26; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A CALCINED MIXTURE OF FROM ABOUT 1 TO 25 PARTS BY WEIGHT OF BISMUTH OXIDE AND FROM 1 TO 25 PARTS BY WEIGHT OF HEXAMOLYBDOCHROMIC ACID.
Claim 2
Dependent Claim
32 words
A CATALYST COMPOSITION CONSISTING ESSENTIALLY OF A CALCINED MIXTURE OF FROM ABOUT 1 TO 25 PARTS BY WEIGHT OF BISMUTH OXIDE AND FROM 1 TO 25 PARTS BY WEIGHT OF HEXAMOLYBDOCHROMIC ACID.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |