US2413009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes of refining, purifying, and hydrogenating fats, fatty acids, and waxes
Assignee: Individual
•
Filing: 1943-10-06
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Granted: 1946-12-24
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Expires: 1963-10-06
Abstract
No abstract record available.
Inventors
- 👤 Taussky Ilona
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:52
CPC Classifications
C; C11; C11C; C11C1/00; C11C1/08; C11B; C11B13/00; C11B13/005; C11B3/00; C11B3/02; C11B3/12; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/74; Y10; Y10S; Y10S210/00; Y10S210/902; Y10S210/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-12-23 | 1950-06-24 | 1950-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-12-23 | 1954-06-24 | 1954-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-12-23 | 1958-06-24 | 1958-12-24 | $7700.00 | Window Closed / Lapsed |