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US3062278A Expired / Lapsed US ⏱️ 0.0 years remaining

Wall passage liner and doors therefor

Assignee: Individual
•
Filing: 1960-03-09
•
Granted: 1962-11-06
•
Expires: 1980-03-09
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Abstract

No abstract record available.

Inventors

  • 👤 Indorante Sam

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 10:38
CPC Classifications
F; F16; F16L; F16L5/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US584459A Cited
US848917A Cited
US1128969A Cited
US1224766A Cited
US1520819A Cited
US1515324A Cited
US1958342A Cited
US2422085A Cited
US2636558A Cited
US2579379A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-11-05 1966-05-07 1966-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-11-05 1970-05-07 1970-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-11-05 1974-05-07 1974-11-06 $7700.00 Window Closed / Lapsed

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