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US1557481A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1924-04-28
•
Granted: 1925-10-13
•
Expires: 1944-04-28
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Abstract

No abstract record available.

Inventors

  • 👤 Michael J N Schneider

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 13:01
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/14; E04D13/1407; E04D13/1415

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) 1928-10-12 1929-04-13 1929-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1932-10-12 1933-04-13 1933-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1936-10-12 1937-04-13 1937-10-13 $7700.00 Window Closed / Lapsed

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