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US2940198A Expired / Lapsed US ⏱️ 0.0 years remaining

Frame structures for center post mounted illuminatable signs

Assignee: Everbrite Electric Signs Inc
•
Filing: 1958-10-16
•
Granted: 1960-06-14
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Expires: 1978-10-16
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Abstract

No abstract record available.

Inventors

  • 👤 Ressel Edward

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 19:49
CPC Classifications
G; G09; G09F; G09F13/00; G09F13/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US218882A Cited
US1419598A Cited
US1650177A Cited
US2626473A Cited
US2791851A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-06-14 1963-12-14 1964-06-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-06-14 1967-12-14 1968-06-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-06-14 1971-12-14 1972-06-14 $7700.00 Window Closed / Lapsed

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