US2319929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treating natural oils and fats
Assignee: Armour and Co
•
Filing: 1940-11-22
•
Granted: 1943-05-25
•
Expires: 1960-11-22
Abstract
No abstract record available.
Inventors
- 👤 Harold D Hoffman
- 👤 Albert H Zeigler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:46
CPC Classifications
C; C11; C11B; C11B13/00; C11B13/02; C11C; C11C1/00; C11C1/02; C11C1/025; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/74
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1946-05-24 | 1946-11-23 | 1947-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-24 | 1950-11-23 | 1951-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-24 | 1954-11-23 | 1955-05-25 | $7700.00 | Window Closed / Lapsed |