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US3428210A Expired / Lapsed US ⏱️ 0.0 years remaining

Can end with off center rivet

Assignee: Individual
•
Filing: 1966-07-15
•
Granted: 1969-02-18
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Expires: 1986-07-15
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Abstract

No abstract record available.

Inventors

  • 👤 Omar L Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 11:57
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/383; B65; B65D; B65D17/00; B65D17/28; B65D17/401; B65D17/4012

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3251503A Cited
US3272381A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-02-18 1972-08-19 1973-02-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-02-18 1976-08-19 1977-02-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-02-18 1980-08-19 1981-02-18 $7700.00 Window Closed / Lapsed

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