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US965822A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of concentrating liquids.

Assignee: KESTNER EVAPORATOR Co
•
Filing: 1906-05-29
•
Granted: 1910-07-26
•
Expires: 1926-05-29
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Abstract

No abstract record available.

Inventors

  • 👤 Paul Kestner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 17:41
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/22

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1913-07-25 1914-01-24 1914-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1917-07-25 1918-01-24 1918-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1921-07-25 1922-01-24 1922-07-26 $7700.00 Window Closed / Lapsed

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