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US1404353A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for sealing driven wells

Assignee: Individual
•
Filing: 1919-06-06
•
Granted: 1922-01-24
•
Expires: 1939-06-06
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Abstract

No abstract record available.

Inventors

  • 👤 Alfred B Ellis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 16:47
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/10; E21B33/13; E21B33/134

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1925-01-23 1925-07-25 1926-01-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1929-01-23 1929-07-25 1930-01-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1933-01-23 1933-07-25 1934-01-24 $7700.00 Window Closed / Lapsed

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