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US3318183A Expired / Lapsed US ⏱️ 0.0 years remaining

Expansion anchor

Assignee: Individual
•
Filing: 1964-12-04
•
Granted: 1967-05-09
•
Expires: 1984-12-04
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Abstract

No abstract record available.

Inventors

  • 👤 Fischer Artur

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 10:18
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/12; F16B13/124; F16B37/00; F16B37/04; F16B37/041; F16B37/043

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB455280A Cited
US2366965A Cited
US2302590A Cited
GB589648A Cited
US2641379A Cited
US3178991A Cited
US3188905A Cited
US3198058A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-05-08 1970-11-07 1971-05-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-05-08 1974-11-07 1975-05-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-05-08 1978-11-07 1979-05-09 $7700.00 Window Closed / Lapsed

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