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US2558290A Expired / Lapsed US ⏱️ 0.0 years remaining

Removable bristle brush

Assignee: Individual
•
Filing: 1946-11-01
•
Granted: 1951-06-26
•
Expires: 1966-11-01
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Abstract

No abstract record available.

Inventors

  • 👤 Homer A Brown
  • 👤 Sr Ellis E Hobbs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 19:13
CPC Classifications
A; A46; A46B; A46B3/00; A46B3/08; A46B3/10; A46B3/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US51819A Cited
US852772A Cited
US2172624A Cited
US2329534A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-06-25 1954-12-25 1955-06-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-06-25 1958-12-25 1959-06-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-06-25 1962-12-25 1963-06-26 $7700.00 Window Closed / Lapsed

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