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US2658207A Expired / Lapsed US ⏱️ 0.0 years remaining

Baby crib mattress elevator

Assignee: STYLOFEDE Corp
•
Filing: 1950-01-04
•
Granted: 1953-11-10
•
Expires: 1970-01-04
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Abstract

No abstract record available.

Inventors

  • 👤 Jesse J Robbins

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 07:32
CPC Classifications
A; A47; A47D; A47D7/00; A47D7/01; A47D7/03; A47D9/00; A47D9/012

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US322645A Cited
US897381A Cited
US1040795A Cited
US1110865A Cited
US2325379A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-11-09 1957-05-11 1957-11-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-11-09 1961-05-11 1961-11-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-11-09 1965-05-11 1965-11-10 $7700.00 Window Closed / Lapsed

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