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US2634518A
Expired / Lapsed
US
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Bulldozer
Assignee: Individual
•
Filing: 1948-11-01
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Granted: 1953-04-14
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Expires: 1968-11-01
Abstract
No abstract record available.
Inventors
- 👤 John W Merz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:49
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7609; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32918; Y10T403/32926; Y10T403/32975; Y10T403/32983
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1991781A
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US2185179A
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US2169606A
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US2173158A
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US2182412A
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US2238346A
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US2408268A
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US2396407A
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US2402352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |