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US2526902A Expired / Lapsed US ⏱️ 0.0 years remaining

Insulating staple

Assignee: Individual
•
Filing: 1947-07-31
•
Granted: 1950-10-24
•
Expires: 1967-07-31
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Abstract

No abstract record available.

Inventors

  • 👤 Norman C Rublee

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:50
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/02; F16L3/04; F16B; F16B15/00; F16B15/0015; Y; Y10; Y10S; Y10S411/00; Y10S411/92

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US339769A Cited
US420635A Cited
US617064A Cited
US1705144A Cited
US2418539A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-10-23 1954-04-24 1954-10-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-10-23 1958-04-24 1958-10-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-10-23 1962-04-24 1962-10-24 $7700.00 Window Closed / Lapsed

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