US2349818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
By-product feed
Assignee: Union Starch and Refining Co
•
Filing: 1942-01-13
•
Granted: 1944-05-30
•
Expires: 1962-01-13
Abstract
No abstract record available.
Inventors
- 👤 Walter R Fetzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:23
CPC Classifications
A; A23; A23K; A23K10/00; A23K10/30; A23K10/37; Y; Y02; Y02P; Y02P60/00; Y02P60/80; Y02P60/87
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) | 1947-05-30 | 1947-11-29 | 1948-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-05-30 | 1951-11-29 | 1952-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-05-30 | 1955-11-29 | 1956-05-30 | $7700.00 | Window Closed / Lapsed |