Learn more

PEN CHLOR INC

Overview
  • Total Patents
    12
About

PEN CHLOR INC has a total of 12 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United States. Its main competitors in its focus markets materials and metallurgy, macromolecular chemistry and polymers and electrical machinery and energy are GYPSUM LIME AND ALABASTINE, CHANGZHOU FUXI TECH CO LTD and NIPPON ELECTRODE CO LTD.

Patent filings in countries

World map showing PEN CHLOR INCs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing PEN CHLOR INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Karl Dietz 7
#2 Heinrich Reitz 4
#3 Hans Ehlers 3
#4 Franz Privinsky 3
#5 Karl Frank 3
#6 Hans Buchloh 1
#7 Heinrich Greune 1

Latest patents

Publication Filing date Title
US2269096A Cement powders and method of producing acidproof mortars therefrom
US2281834A Self-hardening cement for spark plugs
US2240393A Water-glass cement powder and the preparation of cement mortar thereform
US2258546A Resinous cement capable of hardening rapidly in the cold and process of preparing it
US2208571A Process of preparing acidproof water-resistant mortars
US2103768A Acid-proof self-hardening compositions
US1996859A Acidproof mortar for lining cellulose digesters and a process of lining cellulose digesters
US1969236A Manufacture of bleaching powder
US1919304A Recovery of calcium hypochlorite
US1931622A Recovery of calcium hypochlorite
US1916770A Method of improving the handling and storing qualities of compounds of calcium