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US2783565A Expired / Lapsed US ⏱️ 0.0 years remaining

Desk calendar construction

Assignee: Skinner and Kennedy Co Inc
•
Filing: 1956-01-10
•
Granted: 1957-03-05
•
Expires: 1976-01-10
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Frank S Elliott

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 18:21
CPC Classifications
G; G09; G09D; G09D3/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US626256A Cited
FR45810E Cited
GB189819453A Cited
US1972024A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-03-04 1960-09-03 1961-03-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-03-04 1964-09-03 1965-03-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-03-04 1968-09-03 1969-03-05 $7700.00 Window Closed / Lapsed

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