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US2851986A Expired / Lapsed US ⏱️ 0.0 years remaining

Machine for coating igniter lids

Assignee: Individual
•
Filing: 1955-12-09
•
Granted: 1958-09-16
•
Expires: 1975-12-09
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Abstract

No abstract record available.

Inventors

  • 👤 Henry E Herschelman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 22:16
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/195; F42B3/198; B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/44; B21D51/46

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1358011A Cited
US1529900A Cited
US2018344A Cited
US2208636A Cited
US2287356A Cited
US2442179A Cited
US2524545A Cited
US2520175A Cited
US2419951A Cited
US2516908A Cited
US2487111A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-09-15 1962-03-17 1962-09-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-09-15 1966-03-17 1966-09-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-09-15 1970-03-17 1970-09-16 $7700.00 Window Closed / Lapsed

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