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US2608382A Expired / Lapsed US ⏱️ 0.0 years remaining

Lifting jack

Assignee: Individual
•
Filing: 1948-04-27
•
Granted: 1952-08-26
•
Expires: 1968-04-27
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph F Palka

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 05:08
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1134581A Cited
US1424952A Cited
DE404650C Cited
FR637310A Cited
US1812967A Cited
US2043479A Cited
US2458961A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-08-26 1956-02-25 1956-08-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-08-26 1960-02-25 1960-08-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-08-26 1964-02-25 1964-08-26 $7700.00 Window Closed / Lapsed

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