US2730144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic hopper feed for a wood working machine
Assignee: Individual
•
Filing: 1953-11-04
•
Granted: 1956-01-10
•
Expires: 1973-11-04
Abstract
No abstract record available.
Inventors
- 👤 Curt G Joa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:09
CPC Classifications
B; B27; B27B; B27B25/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2466240A
Cited
US730920A
Cited
US1649365A
Cited
US2140737A
Cited
US2345937A
Cited
US2589600A
Cited
US2558633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |