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US2975601A Expired / Lapsed US ⏱️ 0.0 years remaining

Handling of equipment laterally of a well location

Assignee: Dresser Industries Inc
•
Filing: 1955-12-22
•
Granted: 1961-03-21
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Expires: 1975-12-22
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Abstract

No abstract record available.

Inventors

  • 👤 Warren K Thorson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 17:54
CPC Classifications
E; E21; E21B; E21B15/00; E21B15/02

Claims Analysis

Total Claims: 0
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-03-20 1964-09-19 1965-03-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-03-20 1968-09-19 1969-03-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-03-20 1972-09-19 1973-03-21 $7700.00 Window Closed / Lapsed

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