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US2984787A Expired / Lapsed US ⏱️ 0.0 years remaining

Pulse energy meter

Assignee: Collins Radio Co
•
Filing: 1958-01-29
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Granted: 1961-05-16
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Expires: 1978-01-29
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Abstract

No abstract record available.

Inventors

  • 👤 Roger M Stolze

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 13:20
CPC Classifications
G; G01; G01R; G01R21/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1907487A Cited
DE649839C Cited
US2162239A Cited
US2582851A Cited
US2571458A Cited
US2654860A Cited
US2763837A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-05-15 1964-11-14 1965-05-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-05-15 1968-11-14 1969-05-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-05-15 1972-11-14 1973-05-16 $7700.00 Window Closed / Lapsed

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