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Assignee: Individual
•
Filing: 1945-05-21
•
Granted: 1947-12-09
•
Expires: 1965-05-21
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Abstract

No abstract record available.

Inventors

  • 👤 Emery A Anderson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 19:58
CPC Classifications
A; A47; A47C; A47C19/00; A47C19/02; A47C19/021; A47C19/022

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US470255A Cited
US1312774A Cited
US787068A Cited
US815190A Cited
US820125A Cited
US1156125A Cited
US1219437A Cited
US1422915A Cited
US1484981A Cited
US1539082A Cited
US2107880A Cited
US2137312A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1950-12-08 1951-06-09 1951-12-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1954-12-08 1955-06-09 1955-12-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1958-12-08 1959-06-09 1959-12-09 $7700.00 Window Closed / Lapsed

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