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US3080321A Expired / Lapsed US ⏱️ 0.0 years remaining

Isomeric mixtures of diphenoxy-, ditoloxy-, and phenoxytoloxybenzenes as functional fluids

Assignee: Monsanto Chemicals Ltd
•
Filing: 1957-08-09
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Granted: 1963-03-05
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Expires: 1977-08-09
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Abstract

No abstract record available.

Inventors

  • 👤 Edward S Blake
  • 👤 James W Edwards
  • 👤 William C Hammann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 06:59
CPC Classifications
C; C10; C10M; C10M3/00; C10M2207/00; C10M2207/04; C10M2209/00; C10M2209/10; C10M2209/103; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/08; C10N2040/12; C10N2040/13

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 47 words
A HIGH-TEMPERATURE FUNCTIONAL FLUID COMPOSITION COMPRISING ESSENTIALLY OF A MIXTURE OF DIPHENOXYBENZENES OBTAINED BY REACTION OF (1) A MEMBER OF THE GROUP CONSISTING OF DIHALOBENZENES AND ALKALI METAL SALTS OF BENZENE DISULFONIC ACIDS, AND (2) A MIXTURE CONSISTING ESSENTIALLY OF THE ALKALI METAL SALTS OF THE FOLLOWING:
Claim 2
Dependent Claim 47 words
A HIGH-TEMPERATURE FUNCTIONAL FLUID COMPOSITION COMPRISING ESSENTIALLY OF A MIXTURE OF DIPHENOXYBENZENES OBTAINED BY REACTION OF (1) A MEMBER OF THE GROUP CONSISTING OF DIHALOBENZENES AND ALKALI METAL SALTS OF BENZENE DISULFONIC ACIDS, AND (2) A MIXTURE CONSISTING ESSENTIALLY OF THE ALKALI METAL SALTS OF THE FOLLOWING:

References Cited (Backward Citations)

US2347393A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-03-04 1966-09-03 1967-03-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-03-04 1970-09-03 1971-03-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-03-04 1974-09-03 1975-03-05 $7700.00 Window Closed / Lapsed

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