US2760994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for hydrogenating aldehydes
Assignee: Gulf Research and Development Co
•
Filing: 1950-12-30
•
Granted: 1956-08-28
•
Expires: 1970-12-30
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Gwynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:24
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/14; C07C29/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A PROCESS FOR PREFERENTIALLY HYDEOGENATING ALDEHYDES IN A MIXTURE OF ALDEHYDES AND OLEFINS WHICH COMPRISES HYDEOGENATING SAID MIXTURE IN THE PRESENCE OF ADDED WATER IN A LIQUID VOLUME RATIO OF WATER TO THE MIXTURE OF ALDEHYDES AND LEFINS OF FROM ABOUT 0.15:1 TO ABOUR 2:1, OVER
Claim 2
Dependent Claim
46 words
A PROCESS FOR PREFERENTIALLY HYDEOGENATING ALDEHYDES IN A MIXTURE OF ALDEHYDES AND OLEFINS WHICH COMPRISES HYDEOGENATING SAID MIXTURE IN THE PRESENCE OF ADDED WATER IN A LIQUID VOLUME RATIO OF WATER TO THE MIXTURE OF ALDEHYDES AND LEFINS OF FROM ABOUT 0.15:1 TO ABOUR 2:1, OVER
References Cited (Backward Citations)
BE498380A
Cited
US1724761A
Cited
US2205184A
Cited
US2359759A
Cited
US2379670A
Cited
US2511453A
Cited
US2647149A
Cited
US2543038A
Cited
US2636903A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |