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US2864615A Expired / Lapsed US ⏱️ 0.0 years remaining

Disc-type merry-go-round

Assignee: Individual
•
Filing: 1957-02-07
•
Granted: 1958-12-16
•
Expires: 1977-02-07
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Abstract

No abstract record available.

Inventors

  • 👤 Castille Michel Rene

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 19:04
CPC Classifications
A; A63; A63G; A63G1/00; A63G1/24; A63G1/26

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US753043A Cited
US900820A Cited
US1050430A Cited
GB409620A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-12-15 1962-06-16 1962-12-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-12-15 1966-06-16 1966-12-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-12-15 1970-06-16 1970-12-16 $7700.00 Window Closed / Lapsed

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