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US3013689A Expired / Lapsed US ⏱️ 0.0 years remaining

Coaster

Assignee: NANCY REID AND HELEN CHARELLE
•
Filing: 1959-08-04
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Granted: 1961-12-19
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Expires: 1979-08-04
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Abstract

No abstract record available.

Inventors

  • 👤 Shropshire Ralph Freeman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 11:58
CPC Classifications
A; A47; A47G; A47G23/00; A47G23/03; A47G23/032; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24033

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1683205A Cited
GB347713A Cited
US1924926A Cited
US2205687A Cited
FR1022575A Cited
US2715089A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-12-18 1965-06-19 1965-12-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-12-18 1969-06-19 1969-12-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-12-18 1973-06-19 1973-12-19 $7700.00 Window Closed / Lapsed

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