Patent US3437937A successfully refreshed from Google Patents.
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US3288155A Expired / Lapsed US ⏱️ 0.0 years remaining

Silverware washing system

Assignee: General Electric Co
•
Filing: 1964-09-28
•
Granted: 1966-11-29
•
Expires: 1984-09-28
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Abstract

No abstract record available.

Inventors

  • 👤 Norman T Swetnam

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 20:44
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/14; A47L15/18; A47L15/22; A47L15/23; A47L15/26; A47L15/30; A47L15/32; A47L15/42; A47L15/50; A47L15/502

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3126900A Cited
US1617021A Cited
US1681322A Cited
US3092134A Cited
US2987260A Cited
US3090391A Cited
US3077200A Cited
US3179307A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-28 1970-05-30 1970-11-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-28 1974-05-30 1974-11-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-28 1978-05-30 1978-11-29 $7700.00 Window Closed / Lapsed

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