Patent US5761301A successfully refreshed from Google Patents.
Patent US1907448A successfully refreshed from Google Patents.
US1907448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Classifying machine for cereals
Assignee: Individual
•
Filing: 1930-03-20
•
Granted: 1933-05-09
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Expires: 1950-03-20
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Rodolfo Bernardo
- 👤 Schmidt Carlos Rcdolfo
- 👤 Cortese Alejandro
- 👤 Frenkel Alicia Schmidt De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:08
CPC Classifications
B; B07; B07B; B07B13/00; B07B13/02
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) | 1936-05-08 | 1936-11-07 | 1937-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-08 | 1940-11-07 | 1941-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-08 | 1944-11-07 | 1945-05-09 | $7700.00 | Window Closed / Lapsed |