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PERMACHEM CORP

Overview
  • Total Patents
    24
About

PERMACHEM CORP has a total of 24 patent applications. Its first patent ever was published in 1951. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets basic materials chemistry, textiles and paper and medical technology are QINGDAO XINYIFA IND & TRADE CO LTD, REWARD GROUP CO LTD and AGILEX FLAVORS & FRAGRANCES INC.

Patent filings in countries

World map showing PERMACHEM CORPs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 United States 7
#3 Canada 6
#4 Austria 1
#5 Germany 1
#6 France 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Sharpe Robert E 5
#2 Lutz Garson A 5
#3 Baldwin Maynard M 2
#4 Hill William H 2
#5 Leatherland Lawrence C 1
#6 Stokes Jr Thomas A 1
#7 Barrett Robert E 1
#8 Hill William Hermann 1
#9 Davis Fred W 1
#10 Fuchs Walter M 1

Latest patents

Publication Filing date Title
GB885848A Process for proofing fibrous materials against pestiferous organisms
GB838722A Organo-tin dispersions
US2957785A Aqueous metastable dispersion of tetravalent organo-tin compounds treating process
GB835927A Germicidal article
GB847257A Germicidally active soap compositions containing a reaction product of a silver salt and a heterocyclic compound
US2864768A Germicidally active soap containing reaction product of silver salt and ethyenethiourea
US2951811A Germicidally active soap containing silver ion exchange resin
US2864769A Germicidally active soap containing silver salt of aromatic sulfinic acid
US2981640A Process of preparing bactericidal article and the resulting article
US2791518A Process for making a microbicidal article
GB769799A Improvements in or relating to articles treated so as to have microbicidal properties
US2689809A Self-sterilizing article and its preparation
GB696912A Germicidal complex compounds and preparations containing them
CA586009A Germicidally active soap containing reaction product of silver salt and ethylenethiourea
CA592163A Germicidal article
CA611811A Germicidally active soap containing silver salt of aromatic carboxylic acid
CA610535A Stable salt suspensions
CA586350A Germicidally active soap containing silver phosphate
CA611812A Germicidally active soap containing silver salt of aromatic ammonia derivative