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US1087928A Expired / Lapsed US ⏱️ 0.0 years remaining

Invalid's wheel-chair.

Assignee: GENDRON WHEEL CO
•
Filing: 1912-03-09
•
Granted: 1914-02-24
•
Expires: 1932-03-09
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Abstract

No abstract record available.

Inventors

  • 👤 William Diemer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 22:33
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/08; A61G5/0808; A61G5/0833; B; B62; B62B; B62B2202/00; B62B2202/40; B62B2202/404

Claims Analysis

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References Cited (Backward Citations)

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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) 1917-02-23 1917-08-25 1918-02-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1921-02-23 1921-08-25 1922-02-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1925-02-23 1925-08-25 1926-02-24 $7700.00 Window Closed / Lapsed

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