US2200757A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material mixing machine
Assignee: Individual
•
Filing: 1939-07-05
•
Granted: 1940-05-14
•
Expires: 1959-07-05
Abstract
No abstract record available.
Inventors
- 👤 Amos L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:28
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B28C7/06; B28C7/064; B01; B01F; B01F35/00; B01F35/71; B01F35/717; B01F35/7173; B01F35/71731
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) | 1943-05-14 | 1943-11-13 | 1944-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-05-14 | 1947-11-13 | 1948-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-05-14 | 1951-11-13 | 1952-05-14 | $7700.00 | Window Closed / Lapsed |