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US2638860A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for forming cabinet shells

Assignee: Individual
•
Filing: 1947-01-15
•
Granted: 1953-05-19
•
Expires: 1967-01-15
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Abstract

No abstract record available.

Inventors

  • 👤 Warren H Nobles
  • 👤 Arthur R Wylie

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 19:24
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/20

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US132969A Cited
US588436A Cited
US1306166A Cited
US1035984A Cited
US1180738A Cited
US1259573A Cited
US1207326A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-05-18 1956-11-17 1957-05-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-05-18 1960-11-17 1961-05-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-05-18 1964-11-17 1965-05-19 $7700.00 Window Closed / Lapsed

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