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US2605276A Expired / Lapsed US ⏱️ 0.0 years remaining

Separation of oxygen-containing organic compounds from aqueous mixtures

Assignee: Texaco Inc
•
Filing: 1946-08-31
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Granted: 1952-07-29
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Expires: 1966-08-31
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Abstract

No abstract record available.

Inventors

  • 👤 Frank H Bruner
  • 👤 Howard V Hess
  • 👤 George B Arnold

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 06:02
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/74

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1870816A Cited
US2083125A Cited
US2274750A Cited
US2410642A Cited
US2476788A Cited
US2446231A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-07-29 1956-01-28 1956-07-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-07-29 1960-01-28 1960-07-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-07-29 1964-01-28 1964-07-29 $7700.00 Window Closed / Lapsed

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