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US2561836A Expired / Lapsed US ⏱️ 0.0 years remaining

Water filling apparatus

Assignee: Landers Frary and Clark
•
Filing: 1946-11-16
•
Granted: 1951-07-24
•
Expires: 1966-11-16
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Abstract

No abstract record available.

Inventors

  • 👤 Oscar M Anderson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:36
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/4214; A47L15/4217; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86187; Y10T137/87917

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB190714573A Cited
US1804715A Cited
US2253965A Cited
US2370498A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-07-23 1955-01-22 1955-07-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-07-23 1959-01-22 1959-07-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-07-23 1963-01-22 1963-07-24 $7700.00 Window Closed / Lapsed

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