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DYSTAR L P

Overview
  • Total Patents
    20
About

DYSTAR L P has a total of 20 patent applications. Its first patent ever was published in 1994. It filed its patents most often in EPO (European Patent Office), United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets basic materials chemistry, textiles and paper and organic fine chemistry are CHEM FAB VORMALS SANDOZ, GEORGE HOLLAND ELLIS and FIRM CHEMICAL WORKS FORMERLY S.

Patent filings per year

Chart showing DYSTAR L Ps patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pedemonte Ronald P 15
#2 Phillips Thomas S 13
#3 Svenningsen Ralph 6
#4 Helmling Walter 2
#5 Helle Mark 2
#6 Proulx Kerry 2
#7 Feuchtner Christine 2
#8 Mcintosh Leslie 2
#9 Decross Philomen 1
#10 Decroos Philomen Z 1

Latest patents

Publication Filing date Title
US2011214238A1 Mixtures of fiber-reactive azo dyes
WO9842784A1 Reactive azo dyes having a permanent quaternary ammonium group and a fiber-reactive group
EP0971986A1 Reactive dyes containing a permanent quaternary ammonium group
CA2268139A1 Fiber-reactive brighteners of bis-s-triazinylaminostilbene
US5811529A Bis-pyridone compounds
US5693103A Process for dyeing polyester/cotton blends
US5696241A Sulfonated quinolone compound and method of preparation
US5973178A Dye intermediates