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US2600429A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1949-09-21
•
Granted: 1952-06-17
•
Expires: 1969-09-21
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Abstract

No abstract record available.

Inventors

  • 👤 Mauritz C Ranseen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 07:07
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/04; G09F1/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US479129A Cited
US568090A Cited
US1524338A Cited
US1651748A Cited
US2062916A Cited
US2222665A Cited
US2219492A Cited
US2480918A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-06-17 1955-12-17 1956-06-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-06-17 1959-12-17 1960-06-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-06-17 1963-12-17 1964-06-17 $7700.00 Window Closed / Lapsed

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