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KOPPARFORS PAPYRUS AB

Overview
  • Total Patents
    12
About

KOPPARFORS PAPYRUS AB has a total of 12 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Sweden, Canada and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, environmental technology and machines are JACAM CHEMICALS L L C, CLEARWATER INC and TANGSHAN JIYOU RUIFENG CHEMICAL CO LTD.

Patent filings in countries

World map showing KOPPARFORS PAPYRUS ABs patent filings in countries
# Country Total Patents
#1 Sweden 3
#2 Canada 2
#3 EPO (European Patent Office) 2
#4 United States 2
#5 Australia 1
#6 Brazil 1
#7 Germany 1

Patent filings per year

Chart showing KOPPARFORS PAPYRUS ABs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ericsson Thomas 9
#2 Gylfe Sten 4
#3 Hedblom Mats-Olov 3
#4 Ericsson T 2
#5 Gylfe S 1
#6 Ericsson T T 1

Latest patents

Publication Filing date Title
EP0111467A2 Absorption agents for aqueous liquids and having low inherent fire hazard
EP0094363A1 Particulate oil-absorbing composition and process of using the same to absorb oil
CA1223435A Process for the absorption of organic liquids by use of a hydrophobic fibrous material and process for preparing the same
US4519918A Process for the absorption of organic liquids by use of a hydrophobic fibrous material
DE3227749A1 Process for the preparation of an absorbent material for organic liquids, in particular oil