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US3058189A Expired / Lapsed US ⏱️ 0.0 years remaining

Jacking apparatus for tubular piles and caissons

Assignee: Bethlehem Steel Corp
•
Filing: 1959-05-22
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Granted: 1962-10-16
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Expires: 1979-05-22
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Abstract

No abstract record available.

Inventors

  • 👤 The First National Ba Beaumont

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 16:42
CPC Classifications
E; E02; E02B; E02B17/00; E02B17/04; E02B17/08; E02B17/0836; E02B17/0854

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CA557894A Cited
US1574404A Cited
US1656864A Cited
US1884717A Cited
US1872105A Cited
US1971473A Cited
US2126933A Cited
US2189244A Cited
US2214370A Cited
US2830788A Cited
US2874436A Cited
US2874437A Cited
US2839164A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-10-15 1966-04-16 1966-10-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-10-15 1970-04-16 1970-10-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-10-15 1974-04-16 1974-10-16 $7700.00 Window Closed / Lapsed

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