US2597398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Woodworking machine
Assignee: Individual
•
Filing: 1950-10-31
•
Granted: 1952-05-20
•
Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 Walter I Stearns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:19
CPC Classifications
B; B27; B27C; B27C1/00; B27C1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US86428A
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US170396A
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US463577A
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US487406A
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US1021202A
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US1022176A
Cited
US1690146A
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US1802096A
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US2104158A
Cited
US2349162A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |