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US2679243A Expired / Lapsed US ⏱️ 0.0 years remaining

Portable cooking grill

Assignee: R M LIEDSTRAND
•
Filing: 1950-03-04
•
Granted: 1954-05-25
•
Expires: 1970-03-04
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Abstract

No abstract record available.

Inventors

  • 👤 Clarence C Lee

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 07:51
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/07; A47J37/0763

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2114697A Cited
US2158805A Cited
US2265421A Cited
US2307914A Cited
US2325828A Cited
US2467480A Cited
US2473569A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-05-24 1957-11-23 1958-05-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-05-24 1961-11-23 1962-05-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-05-24 1965-11-23 1966-05-25 $7700.00 Window Closed / Lapsed

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