Patent US7282782B2 successfully refreshed from Google Patents.
US2009448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth moving car
Assignee: Caterpillar Global Mining LLC
•
Filing: 1933-02-03
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Granted: 1935-07-30
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Expires: 1953-02-03
Abstract
No abstract record available.
Inventors
- 👤 Edmund P Hayward
- 👤 Lehman Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:31
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/46; E02F3/50; Y; Y10; Y10S; Y10S414/00; Y10S414/122
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) | 1938-07-29 | 1939-01-28 | 1939-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-07-29 | 1943-01-28 | 1943-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-07-29 | 1947-01-28 | 1947-07-30 | $7700.00 | Window Closed / Lapsed |