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PQ CORP

Overview
  • Total Patents
    407
  • GoodIP Patent Rank
    45,263
  • Filing trend
    ⇧ 66.0%
About

PQ CORP has a total of 407 patent applications. It increased the IP activity by 66.0%. Its first patent ever was published in 1967. It filed its patents most often in United States, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, materials and metallurgy and machines are CATELECTRIC CORP, SVENSKA AEROGEL AB and PURESPHERE CO LTD.

Patent filings per year

Chart showing PQ CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cormier William E 67
#2 Moden Bjorn 58
#3 Li Hong-Xin 56
#4 Hertzenberg Elliot P 40
#5 Cooper David A 35
#6 Denkewicz Raymond P 21
#7 Borgstedt Eric Von Rehren 17
#8 Bjorn Moden 15
#9 Ong Lay Hwa 14
#10 Mclaughlin John R 14

Latest patents

Publication Filing date Title
WO2020252447A1 Chabazite zeolite synthesis with organic templates
KR20210002659A Low-silica chabazite zeolite with high acidity
WO2019173711A1 Production of hydrothermally stable cha zeolites
BR112019017959A2 architectural cladding composition
US2017130116A1 Self-pressurizing soluble alkali silicate for use in sealing subterranean spaces
WO2015179476A1 Lightweight spackling paste composition containing hydrated silica
KR20170136590A Stabilized microporous crystalline material, method for making same, and use for selective catalytic reduction of NOx
US2016296924A1 Stabilized microporous crystalline material, the method of making the same, and the use for selective catalytic reduction of NOx
WO2014190226A1 Silica gel as a viscosifier for subterranean fluid system
CN104870085A Preparation of silica-alumina composition
WO2014074492A1 Small crystal ferrierite and method of making the same
WO2014047132A1 Use of aqueous alkali aluminosilicate for profile modification, water control and stabilization
US2014154175A1 Stabilized microporous crystalline material, the method of making the same, and the use for selective catalytic reduction of NOx
KR20140107366A Stabilized microporous crystalline material, the mothod of making the same, and the use for selective catalytic reduction of nox
WO2013003728A1 Zeolite impregnated with titanium dioxide
KR20140027280A Large crystal, organic-free chabazite, methods of making and using the same
EP2694208A1 Fe-sapo-34 catalyst and methods of making and using the same
CA2771804A1 Use of high ratio aqueous alkali silicates in drilling fluids
CA2771577A1 Use of high ratio aqueous alkali silicates for profile modification, water control and stabilization
WO2012158213A1 Zeolite and water slurries for asphalt concrete pavement