US2350285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Concrete mixer
Assignee: TL Smith Co
•
Filing: 1942-08-17
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Granted: 1944-05-30
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Expires: 1962-08-17
Abstract
No abstract record available.
Inventors
- 👤 Jr Glenway Maxon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:31
CPC Classifications
B; B28; B28C; B28C5/00; B28C5/42; B28C5/4203; B28C5/4265; B28C5/4234; B28C5/4237; F; F16; F16C; F16C13/00; F16C13/02; F16C13/04
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) | 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 |