US2474559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circular burnisher planer and molding head
Assignee: Individual
•
Filing: 1945-05-28
•
Granted: 1949-06-28
•
Expires: 1965-05-28
Abstract
No abstract record available.
Inventors
- 👤 Charles A Walters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:45
CPC Classifications
B; B27; B27G; B27G13/00; B27G13/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US676754A
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US816953A
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US947462A
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US984407A
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US996034A
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US1015927A
Cited
US1426625A
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US1571449A
Cited
GB336676A
Cited
US1838492A
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US2385750A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |