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Z L LTD PARTNERSHIP

Overview
  • Total Patents
    16
About

Z L LTD PARTNERSHIP has a total of 16 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United States, Brazil and Denmark. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and foods and drinks are DELMAR CHEMICALS INC, BEHEER BV PFW and AROMAGEN CORP.

Patent filings in countries

World map showing Z L LTD PARTNERSHIPs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Brazil 2
#3 Denmark 2
#4 EPO (European Patent Office) 2
#5 Netherlands 2
#6 Canada 1

Patent filings per year

Chart showing Z L LTD PARTNERSHIPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zilliken Fritz W 10
#2 Zilliken F W 2
#3 Zilliken F 2

Latest patents

Publication Filing date Title
US4366248A Fermentation method of preparing antioxidants
US4366082A Isoflavones and related compounds, methods of preparing and using and antioxidant compositions containing same
US4390559A Isoflavones and related compounds, methods of preparing and using and antioxidant compositions containing same
US4368264A Fermentation methods of preparing ergostadientriols
BR7909002A Isoflavones and related compounds, preparation and use process, and antiosidant composites that contain the same
BR7908996A Pharmaceutical composition, process of preparation of pharmaceutical compounds, process of prevention and / or treatment of diseases, pharmaceutical compounds and process of prevention and / or treatment of hypocolesterolemia
US4264509A Isoflavones and related compounds, methods of preparing and using and antioxidant compositions containing same
US4234577A Ergostadientriols, compositions containing same, and methods of preparing and using same
US4232122A Antioxidants, antioxidant compositions and methods of preparing and using same