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US407115A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric brush

Assignee: —
•
Filing: —
•
Granted: 1889-07-16
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Expires: 1906-07-16
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 22:47
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/18; A61N1/20; A61N1/26

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) 1892-07-15 1893-01-14 1893-07-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1896-07-15 1897-01-14 1897-07-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1900-07-16 1901-01-15 1901-07-17 $7700.00 Window Closed / Lapsed

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