US2536724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unified excavator control system
Assignee: Individual
•
Filing: 1946-03-07
•
Granted: 1951-01-02
•
Expires: 1966-03-07
Abstract
No abstract record available.
Inventors
- 👤 Murray G Clay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:46
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/20; E02F9/2025; E02F9/2045; E02F3/00; E02F3/04; E02F3/28; E02F3/30; E02F3/304; E02F9/2004; Y; Y10; Y10S; Y10S414/00; Y10S414/122; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1308997A
Cited
US1864329A
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US1880138A
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US1830224A
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US1928915A
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US1935004A
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US2336715A
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US2156118A
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US2144616A
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US2136454A
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US2224725A
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US2372311A
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US2322133A
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US2356517A
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US2360818A
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US2393324A
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US2398601A
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US2434689A
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US2391881A
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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) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |