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US2923331A
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US
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Self-propelled adzer
Assignee: Nordberg Manufacturing Co
•
Filing: 1958-01-13
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Granted: 1960-02-02
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Expires: 1978-01-13
Abstract
No abstract record available.
Inventors
- 👤 Henry H Talboys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:13
CPC Classifications
E; E01; E01B; E01B31/00; E01B31/20; E01B31/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA529240A
Cited
US1798783A
Cited
US1830977A
Cited
US1820636A
Cited
US1978513A
Cited
US2336652A
Cited
US2815191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-01 | 1963-08-03 | 1964-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-01 | 1967-08-03 | 1968-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-01 | 1971-08-03 | 1972-02-02 | $7700.00 | Window Closed / Lapsed |