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US2690352A Expired / Lapsed US ⏱️ 0.0 years remaining

Plural hopper successively tripped dump trailer

Assignee: Individual
•
Filing: 1949-04-07
•
Granted: 1954-09-28
•
Expires: 1969-04-07
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Abstract

No abstract record available.

Inventors

  • 👤 Herbert H Turner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 20:31
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/56

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US351017A Cited
US838510A Cited
US1076446A Cited
US1122273A Cited
FR454084A Cited
US1268390A Cited
US1417709A Cited
US1329101A Cited
US1789184A Cited
US1972831A Cited
US2080943A Cited
US2060130A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-09-27 1958-03-29 1958-09-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-09-27 1962-03-29 1962-09-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-09-27 1966-03-29 1966-09-28 $7700.00 Window Closed / Lapsed

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