Patent US2336642A successfully refreshed from Google Patents.
US2336642A
Expired / Lapsed
US
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Tractor unit for industrial trucks
Assignee: Individual
•
Filing: 1941-10-07
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Granted: 1943-12-14
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Expires: 1961-10-07
Abstract
No abstract record available.
Inventors
- 👤 Irvin F Schreck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:42
CPC Classifications
B; B62; B62D; B62D51/00; B62D51/04; B62D51/06; B62D51/065; B62D51/005; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19409; Y10T74/19414; Y10T74/19484
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) | 1946-12-13 | 1947-06-14 | 1947-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-13 | 1951-06-14 | 1951-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-13 | 1955-06-14 | 1955-12-14 | $7700.00 | Window Closed / Lapsed |