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US2622415A Expired / Lapsed US ⏱️ 0.0 years remaining

Chilling foodstuffs

Assignee: Individual
•
Filing: 1948-06-23
•
Granted: 1952-12-23
•
Expires: 1968-06-23
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas P Landers
  • 👤 Charles F Smith

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 21:54
CPC Classifications
A; A47; A47G; A47G19/00; A47G19/22; A47G19/2288; F; F25; F25D; F25D3/00; F25D3/02; F25D3/06; F25D3/08; F25D2331/00; F25D2331/80; F25D2331/808

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

CH10924A Cited
US1056971A Cited
US1004259A Cited
FR452422A Cited
US1961936A Cited
US1771186A Cited
US2039736A Cited
US2187558A Cited
US2238512A Cited
US2288044A Cited
US2449478A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-12-23 1956-06-23 1956-12-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-12-23 1960-06-23 1960-12-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-12-23 1964-06-23 1964-12-23 $7700.00 Window Closed / Lapsed

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