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1-(mono and bis tertiary amino-4-hydroxy-monocarbocyclic aryl)-1-(monocarbocyclic aryl)-2-(monocarbocyclic aryl)-ethanes, ethylenes and ethanols

Assignee: Richardson Vicks Inc
•
Filing: 1963-10-21
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Granted: 1966-11-22
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Expires: 1983-10-21
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Abstract

No abstract record available.

Inventors

  • 👤 Frank P Palopoli
  • 👤 Vernon J Feil

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 19:18
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/08; C07D295/084; C07D295/088

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 4 words
COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim 4 words
COMPOUNDS OF THE FORMULA

References Cited (Backward Citations)

US3123643A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-21 1970-05-23 1970-11-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-21 1974-05-23 1974-11-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-21 1978-05-23 1978-11-22 $7700.00 Window Closed / Lapsed

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