Patent US2948742A successfully refreshed from Google Patents.
US2948742A
Expired / Lapsed
US
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Hydrogenation of marine oils
Assignee: Engelhard Industries Inc
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Filing: 1958-05-05
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Granted: 1960-08-09
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Expires: 1978-05-05
Abstract
No abstract record available.
Inventors
- 👤 Zajcew Mykola
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:25
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/12; C11C3/126
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A METHOD FOR HYDROGENATING MARINE OILS WHICH COMPRISES TREATING THE OIL TO BE HYDROGENATED WITH HYDROGEN IN THE PRESENCE OF A PALLADIUM METAL CATALYST TO PRODUCE A HYDROGENATE PRODUCT HAVING AN IODINE NUMBER IN THE RANGE OF ABOUT 60-85.
Claim 2
Independent Claim
39 words
A METHOD FOR HYDROGENATING MARINE OILS WHICH COMPRISES TREATING THE OIL TO BE HYDROGENATED WITH HYDROGEN IN THE PRESENCE OF A PALLADIUM METAL CATALYST TO PRODUCE A HYDROGENATE PRODUCT HAVING AN IODINE NUMBER IN THE RANGE OF ABOUT 60-85.
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) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |