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US2526025A Expired / Lapsed US ⏱️ 0.0 years remaining

Hole-drifting and tube-expanding tool

Assignee: L'OUTILLAGE ROTAX
•
Filing: 1949-02-01
•
Granted: 1950-10-17
•
Expires: 1969-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Hoeppe Julien

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 21:23
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/08; B21D39/12; Y; Y10; Y10T; Y10T29/00; Y10T29/47

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1323036A Cited
FR377465A Cited
US1199093A Cited
US1514099A Cited
US1410464A Cited
US1680922A Cited
GB398744A Cited
US2298703A Cited
US2383214A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-10-16 1954-04-17 1954-10-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-10-16 1958-04-17 1958-10-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-10-16 1962-04-17 1962-10-17 $7700.00 Window Closed / Lapsed

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