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US2551907A Expired / Lapsed US ⏱️ 0.0 years remaining

Bib for children

Assignee: Individual
•
Filing: 1948-03-17
•
Granted: 1951-05-08
•
Expires: 1968-03-17
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Abstract

No abstract record available.

Inventors

  • 👤 Serebrin Dorothy Dee

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 07:33
CPC Classifications
A; A41; A41B; A41B13/00; A41B13/10; A41B13/103

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US497340A Cited
US540756A Cited
US677010A Cited
US704206A Cited
US797434A Cited
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US1591721A Cited
US2262010A Cited
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US2423489A Cited
US2425961A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-05-07 1954-11-06 1955-05-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-05-07 1958-11-06 1959-05-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-05-07 1962-11-06 1963-05-08 $7700.00 Window Closed / Lapsed

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