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US2919100A Expired / Lapsed US ⏱️ 0.0 years remaining

Charge preweighing device

Assignee: FED CHEMICAL Co
•
Filing: 1956-12-11
•
Granted: 1959-12-29
•
Expires: 1976-12-11
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Abstract

No abstract record available.

Inventors

  • 👤 Rush Dallas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 00:54
CPC Classifications
G; G01; G01G; G01G13/00; G01G13/24; G01G13/242; G01G13/243; G01G13/244

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US895160A Cited
US941725A Cited
US1291707A Cited
US1562667A Cited
US1571460A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-12-28 1963-06-29 1963-12-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-12-28 1967-06-29 1967-12-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-12-28 1971-06-29 1971-12-29 $7700.00 Window Closed / Lapsed

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