US2463870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baking preparation and process
Assignee: Individual
•
Filing: 1945-08-17
•
Granted: 1949-03-08
•
Expires: 1965-08-17
Abstract
No abstract record available.
Inventors
- 👤 Hansen Francis Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:37
CPC Classifications
A; A21; A21B; A21B3/00; A21B3/16; A21D; A21D8/00; A21D8/08; Y; Y10; Y10S; Y10S426/00; Y10S426/811
Claims Analysis
Total Claims: 0
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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) | 1952-03-07 | 1952-09-06 | 1953-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-07 | 1956-09-06 | 1957-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-07 | 1960-09-06 | 1961-03-08 | $7700.00 | Window Closed / Lapsed |