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US2890909A Expired / Lapsed US ⏱️ 0.0 years remaining

Semi trailer dump truck

Assignee: Individual
•
Filing: 1956-03-12
•
Granted: 1959-06-16
•
Expires: 1976-03-12
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Abstract

No abstract record available.

Inventors

  • 👤 Archibald D L Hutchinson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 21:44
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/08; B62D53/0807; B62D53/0821; B60; B60P; B60P1/00; B60P1/04; B60P1/16; B60P1/18

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US182040A Cited
US2166722A Cited
US2309787A Cited
US2539086A Cited
US2628126A Cited
US2605134A Cited
US2635919A Cited
US2661236A Cited
US2698199A Cited
US2846267A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-06-15 1962-12-15 1963-06-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-06-15 1966-12-15 1967-06-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-06-15 1970-12-15 1971-06-16 $7700.00 Window Closed / Lapsed

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