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US2933007A Expired / Lapsed US ⏱️ 0.0 years remaining

Flat expanding insert having an arched connecting member

Assignee: BOOTS AIRCRAFT NUT Corp
•
Filing: 1956-03-27
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Granted: 1960-04-19
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Expires: 1976-03-27
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Abstract

No abstract record available.

Inventors

  • 👤 Joseph F Healy

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 01:48
CPC Classifications
H; H01; H01R; H01R9/00; H01R9/16; F; F16; F16B; F16B37/00; F16B37/12; F16B37/122; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; H01R4/00; H01R4/28; H01R4/30; H01R4/302; H01R4/34

Claims Analysis

Total Claims: 0
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-04-19 1963-10-19 1964-04-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-04-19 1967-10-19 1968-04-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-04-19 1971-10-19 1972-04-19 $7700.00 Window Closed / Lapsed

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