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US3113559A Expired / Lapsed US ⏱️ 0.0 years remaining

Combined calendar backing panel and writing implement holder

Assignee: Individual
•
Filing: 1961-04-21
•
Granted: 1963-12-10
•
Expires: 1981-04-21
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Abstract

No abstract record available.

Inventors

  • 👤 Harry J Friedman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 22:09
CPC Classifications
B; B43; B43M; B43M99/00; B42; B42D; B42D5/00; B42D5/04; B42D5/043; B42D5/045; B42D5/046

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1296529A Cited
US1446741A Cited
US1803511A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-12-09 1967-06-10 1967-12-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-12-09 1971-06-10 1971-12-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-12-09 1975-06-10 1975-12-10 $7700.00 Window Closed / Lapsed

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