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US3026962A Expired / Lapsed US ⏱️ 0.0 years remaining

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Assignee: Individual
•
Filing: 1961-03-03
•
Granted: 1962-03-27
•
Expires: 1981-03-03
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Abstract

No abstract record available.

Inventors

  • 👤 Ned F Kramer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 15:21
CPC Classifications
E; E06; E06C; E06C1/00; E06C1/02; E06C1/38; E06C1/381; E06C1/04; E06C1/08; E06C1/12; E06C1/125; E06C7/00; E06C7/42; E06C7/48

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US224374A Cited
US302733A Cited
US575759A Cited
US1305107A Cited
US2052439A Cited
US2313469A Cited
US2323425A Cited
US2485685A Cited
US2559992A Cited
US2592006A Cited
US2744674A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-03-26 1965-09-25 1966-03-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-03-26 1969-09-25 1970-03-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-03-26 1973-09-25 1974-03-27 $7700.00 Window Closed / Lapsed

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