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US3472301A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-sealing mechanical fastener

Assignee: Henkel Loctite Corp
•
Filing: 1967-10-18
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Granted: 1969-10-14
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Expires: 1987-10-18
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Abstract

No abstract record available.

Inventors

  • 👤 Malcolm B Pearce Jr

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 03:55
CPC Classifications
F; F16; F16B; F16B33/00; F16B33/004; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/93

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) 1972-10-13 1973-04-14 1973-10-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-10-13 1977-04-14 1977-10-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-10-13 1981-04-14 1981-10-14 $7700.00 Window Closed / Lapsed

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