US2470262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of handling chipper knives
Assignee: DJ Murray Manufacturing Co
•
Filing: 1945-08-27
•
Granted: 1949-05-17
•
Expires: 1965-08-27
Abstract
No abstract record available.
Inventors
- 👤 Stanley D Payzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:47
CPC Classifications
B; B27; B27L; B27L11/00; B27L11/005; B23; B23D; B23D35/00; B23D35/008; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53796; Y10T29/5383
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2113598A
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US2134749A
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US2153035A
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US2348293A
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US2345391A
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US2409463A
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US2388799A
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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) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |