US3219137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cart driving and suspension arrangement
Assignee: Ace Machine Co
•
Filing: 1961-06-29
•
Granted: 1965-11-23
•
Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Richard L Appleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:12
CPC Classifications
B; B60; B60K; B60K1/00; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/20834
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A LAND VEHICLE OF THE CHARACTER DESCRIBED, COMPRISING
Claim 2
Dependent Claim
8 words
A LAND VEHICLE OF THE CHARACTER DESCRIBED, COMPRISING
References Cited (Backward Citations)
US1324194A
Cited
US1097358A
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US973219A
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US1139399A
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US1131979A
Cited
US1346915A
Cited
US1474942A
Cited
US1534995A
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US1708009A
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US1804773A
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US1954931A
Cited
US2117141A
Cited
US2046952A
Cited
US2119052A
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US2306042A
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US2597735A
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US2468801A
Cited
US2507421A
Cited
US2513170A
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US2767800A
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US2675435A
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US2565273A
Cited
US2725488A
Cited
FR1097127A
Cited
US2913587A
Cited
US2841251A
Cited
US2969855A
Cited
US2839146A
Cited
US3057425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |