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US3452887A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for loading and transporting tree-length logs

Assignee: US TRUCK CRANES Inc A PA CORP
•
Filing: 1967-08-04
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Granted: 1969-07-01
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Expires: 1987-08-04
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Abstract

No abstract record available.

Inventors

  • 👤 Robert W Larson
  • 👤 John P Lundberg

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 18:58
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/40; B60P3/41

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA659445A Cited
CA689502A Cited
US3125234A Cited
US1525451A Cited
US1541457A Cited
DE656593C Cited
US2072495A Cited
US2656057A Cited
US2704160A Cited
US2786590A Cited
US3231109A Cited
US3165217A Cited
US3227295A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-06-30 1972-12-30 1973-07-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-06-30 1976-12-30 1977-07-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-06-30 1980-12-30 1981-07-01 $7700.00 Window Closed / Lapsed

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