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US3014532A Expired / Lapsed US ⏱️ 0.0 years remaining

Pitless well connector

Assignee: Individual
•
Filing: 1958-06-19
•
Granted: 1961-12-26
•
Expires: 1978-06-19
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Abstract

No abstract record available.

Inventors

  • 👤 Henry B Eging

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 09:30
CPC Classifications
E; E03; E03B; E03B5/00; E03B5/04; E03B5/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2326213A Cited
US2460352A Cited
US2700199A Cited
US2689611A Cited
US2771955A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-12-25 1965-06-26 1965-12-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-12-25 1969-06-26 1969-12-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-12-25 1973-06-26 1973-12-26 $7700.00 Window Closed / Lapsed

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