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US1745461A Expired / Lapsed US ⏱️ 0.0 years remaining

Book cover and method of making same

Assignee: TRUSSELL MANUFACTURING Co
•
Filing: 1926-04-08
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Granted: 1930-02-04
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Expires: 1946-04-08
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence D Trussell

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 11:25
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/0006; B42F13/0066; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863

Claims Analysis

Total Claims: 0
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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) 1933-02-03 1933-08-05 1934-02-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1937-02-03 1937-08-05 1938-02-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1941-02-03 1941-08-05 1942-02-04 $7700.00 Window Closed / Lapsed

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