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Assignee: Individual
•
Filing: 1958-07-31
•
Granted: 1961-07-11
•
Expires: 1978-07-31
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Abstract

No abstract record available.

Inventors

  • 👤 Stephen L Eifrid

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 22:31
CPC Classifications
B; B65; B65H; B65H49/00; B65H49/18; B65H49/20; B65H49/32; B65H49/322; B65D; B65D85/00; B65D85/67; B65D85/671; B65D85/672; B65H75/00; B65H75/02; B65H75/04; B65H75/08; B65H75/14; B65H2701/00; B65H2701/50; B65H2701/51; B65H2701/511; B65H2701/5112

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US613742A Cited
USRE24560E Cited
US2048307A Cited
US2237920A Cited
US2373092A Cited
US2366226A Cited
US2706592A Cited
US2730290A Cited
US2822094A Cited
FR1096469A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-07-10 1965-01-09 1965-07-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-07-10 1969-01-09 1969-07-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-07-10 1973-01-09 1973-07-11 $7700.00 Window Closed / Lapsed

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