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US1593039A Expired / Lapsed US ⏱️ 0.0 years remaining

Doffer

Assignee: Individual
•
Filing: 1925-08-25
•
Granted: 1926-07-20
•
Expires: 1945-08-25
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Abstract

No abstract record available.

Inventors

  • 👤 Alister E Smith
  • 👤 Clyde C Smith
  • 👤 Jesse A Lands

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 12:55
CPC Classifications
D; D01; D01H; D01H9/00; D01H9/02; D01H9/04

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) 1929-07-19 1930-01-18 1930-07-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1933-07-19 1934-01-18 1934-07-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1937-07-19 1938-01-18 1938-07-20 $7700.00 Window Closed / Lapsed

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