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US3660393A Expired / Lapsed US ⏱️ 0.0 years remaining

Anthraquinonyl-triazines

Assignee: Novartis AG
•
Filing: 1970-05-07
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Granted: 1972-05-02
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Expires: 1990-05-07
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Abstract

Abstract ANTHRAQUINONE DYESTUFFS OF THE FORMULA ((4-X,6-HAL-S-TRIAZIN-2-YL)-N(-LOWER ALKYL)-CO-N(-R))N-D WHEREIN D IS AN ANTHRAQUINONE DYESTUFF RADICAL; -N(-R)- IS CONNECTED TO AN AROMATIC RING CARBON OF D; R IS H OR LOWER ALKYL; HAL IS F, CL OR BR; N IS ONE OF THE INTEGERS 1 OR 2 AND X IS A MONOVALENT ELECTRON-DONOR SUBSTITUENT, SELECTED FROM THE GROUP OF LOWER ALKOXY, PHENOXY, HALOGEN-SUBSTUTED PHENOXY, LOWER ALKYL-SUBSTITUTED PHENOXY, LOWER, ALKOXY-SUBSTITUTED PHENOXY, LOWER ALKYLTHIO, PHENYLTHIO, HALOGEN-SUBSTITUED PHENYLTHIO,LOWER ALKYYL-SUBSTITUTED PHENYLTHIO, LOWER ALKOXY-SUBSTITUTED PHENYLTHIO, LOWER ALKYLAMINO, DI(LOWER) ALKYLAMINO, PHENYLAMINO, NLOWER ALKYL-N-PHENYLAMINO, N-LOWER ALKYL-N-HALOGENPHENYLAMINO, N-LOWER ALKYL-N-LOWER ALKYLPHENYLAMINO, N-LOWER, ALKYL-N-LOWER, ALKOXYPHENYLAMINO, PIPERDINO OR MORPHOLINO, HALOGEN BEING CHLORO OR BROMO.

Inventors

  • 👤 Hans Ackermann
  • 👤 Herbert Seiler
  • 👤 Hubert Meindl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 02:59
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/02; C09B62/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-05-02 1975-11-01 1976-05-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-02 1979-11-01 1980-05-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-02 1983-11-01 1984-05-02 $7700.00 Window Closed / Lapsed

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