US2478327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propelling unit for trucks
Assignee: Individual
•
Filing: 1944-08-03
•
Granted: 1949-08-09
•
Expires: 1964-08-03
Abstract
No abstract record available.
Inventors
- 👤 Irvin F Schreck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:58
CPC Classifications
B; B62; B62D; B62D51/00; B62D51/04; B62D51/06; B62D51/065; B62D53/00; B62D53/04; B62D53/08; B62D53/0857; B62D53/0864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2327583A
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US2325396A
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US2399605A
Cited
US2401113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-08 | 1953-02-07 | 1953-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-08 | 1957-02-07 | 1957-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-08 | 1961-02-07 | 1961-08-09 | $7700.00 | Window Closed / Lapsed |