Patent US2583426A successfully refreshed from Google Patents.
US2583426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of alcohols
Assignee: Phillips Petroleum Co
•
Filing: 1948-04-19
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Granted: 1952-01-22
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Expires: 1968-04-19
Abstract
No abstract record available.
Inventors
- 👤 John C Hillyer
- 👤 Jr James T Edmonds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:12
CPC Classifications
C; C07; C07C; C07C33/00; C07C33/02; C07C33/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A PROCESS FOR PRODUCING UNSATURATED ALCOHOLS OF THE GENERAL FORMULA
Claim 2
Dependent Claim
10 words
A PROCESS FOR PRODUCING UNSATURATED ALCOHOLS OF THE GENERAL FORMULA
References Cited (Backward Citations)
US1315619A
Cited
DE554310C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |