US2445796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the catalytic hydrogenation of carbon oxides
Assignee: Texaco Inc
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Filing: 1946-02-26
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Granted: 1948-07-27
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Expires: 1966-02-26
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Millendorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:50
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0485; C07C1/049; C07C2521/00; C07C2521/10; C07C2523/00; C07C2523/12; C07C2523/70; C07C2523/74; C07C2523/745; C07C2523/75; C07C2523/76; C07C2523/83
Claims Analysis
Total Claims: 0
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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) | 1951-07-27 | 1952-01-26 | 1952-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-27 | 1956-01-26 | 1956-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-27 | 1960-01-26 | 1960-07-27 | $7700.00 | Window Closed / Lapsed |