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US2563358A Expired / Lapsed US ⏱️ 0.0 years remaining

Coaster

Assignee: Individual
•
Filing: 1947-06-03
•
Granted: 1951-08-07
•
Expires: 1967-06-03
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Abstract

No abstract record available.

Inventors

  • 👤 Alfred H Normandin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 10:02
CPC Classifications
B; B62; B62B; B62B13/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE167659C Cited
US1134612A Cited
US1216009A Cited
US1411808A Cited
DE460061C Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-08-06 1955-02-05 1955-08-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-08-06 1959-02-05 1959-08-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-08-06 1963-02-05 1963-08-07 $7700.00 Window Closed / Lapsed

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