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US3285156A Expired / Lapsed US ⏱️ 0.0 years remaining

Light trap

Assignee: Acme Engineering and Manufacturing Corp
•
Filing: 1964-10-16
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Granted: 1966-11-15
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Expires: 1984-10-16
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Abstract

No abstract record available.

Inventors

  • 👤 Hoy R Bohanon

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 21:39
CPC Classifications
F; F24; F24F; F24F13/00; F24F13/08; F24F13/082; Y; Y10; Y10S; Y10S454/00; Y10S454/905

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1323978A Cited
US1118365A Cited
US2165650A Cited
US2364271A Cited
US2364378A Cited
US2348886A Cited
US2378518A Cited
US2925457A Cited
US3056343A Cited
FR1325958A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-14 1970-05-16 1970-11-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-14 1974-05-16 1974-11-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-14 1978-05-16 1978-11-15 $7700.00 Window Closed / Lapsed

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