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US3082027A Expired / Lapsed US ⏱️ 0.0 years remaining

Staging bracket

Assignee: ALVEN ENTERPRISES Inc
•
Filing: 1961-12-15
•
Granted: 1963-03-19
•
Expires: 1981-12-15
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Abstract

No abstract record available.

Inventors

  • 👤 Vendell J Johnson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 02:54
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G7/06; Y; Y10; Y10T; Y10T403/00; Y10T403/34

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US249508A Cited
CA471724A Cited
US2705174A Cited
US2825606A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-03-18 1966-09-17 1967-03-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-03-18 1970-09-17 1971-03-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-03-18 1974-09-17 1975-03-19 $7700.00 Window Closed / Lapsed

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