Patent US2131434A successfully refreshed from Google Patents.
US2350880A
Expired / Lapsed
US
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Saw attachment for tractors
Assignee: DELLINGER Manufacturing Co
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Filing: 1941-09-09
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Granted: 1944-06-06
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Expires: 1961-09-09
Abstract
No abstract record available.
Inventors
- 👤 Paul C Dellinger
- 👤 Miles L Sensenig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:49
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/10; Y; Y10; Y10S; Y10S83/00; Y10S83/928; Y10T; Y10T83/00; Y10T83/727; Y10T83/73; Y10T83/768; Y10T83/7684; Y10T83/7722; Y10T83/7726
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-06-06 | 1947-12-06 | 1948-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-06-06 | 1951-12-06 | 1952-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-06-06 | 1955-12-06 | 1956-06-06 | $7700.00 | Window Closed / Lapsed |