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PENNSYLVANIA SALT MFG CO

Overview
  • Total Patents
    368
About

PENNSYLVANIA SALT MFG CO has a total of 368 patent applications. Its first patent ever was published in 1910. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets materials and metallurgy, organic fine chemistry and surface technology and coating are SHELL INTERNATIONALE RES BR MI, BUDENHEIM RUD A OETKER CHEMIE and JAMES YATE JOHNSON.

Patent filings in countries

World map showing PENNSYLVANIA SALT MFG COs patent filings in countries
# Country Total Patents
#1 United States 142
#2 Canada 79
#3 United Kingdom 62
#4 France 61
#5 Germany 21
#6 Denmark 3

Patent filings per year

Chart showing PENNSYLVANIA SALT MFG COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mockrin Isadore 15
#2 Plump Ralph E 12
#3 Gall John F 12
#4 Tischler Nathaniel 10
#5 Cushing Russell E 9
#6 Sprauer Jerome W 9
#7 Lande Jr William A La 8
#8 Inman Charles E 8
#9 Olin John F 7
#10 Burkhart Clarence Ware 6

Latest patents

Publication Filing date Title
GB804231A Improvements relating to the production of trifluoroethanol
GB850378A Electrolytic production of perchlorates
DE1023030B Process for the preparation of tetraethylthiuram disulfide
DE1030954B Process for the production of an aid for metal deformation
FR1162991A Process for the purification of titanium tetrachloride
DE1043302B Process for the production of granulated, practically anhydrous sodium metasilicate
GB824188A Production of granular, non-dusting sodium metasilicate
GB827383A Production of anhydrous sodium metasilicate
GB820122A Granulated sodium metasilicate
GB816233A Cement composition and method of preparation
US2790267A Control of trash fish
GB789908A Improvements in method of bright forming metal
US2790706A Non-caking fluosilicate composition
US2778850A Bis (trifluoroethyl) fumarate
US2753305A Lubricating composition
US2753304A Lubricating composition
US2797980A Process of recovering the chlorides of iron, phosphorus, silicon, and titanium from ferro-phosphorus
GB758611A Stabilization of solutions containing peroxygen compounds
GB760643A Preparation of dithiocarbamic acid derivatives
US2753245A Production of hydrogen fluoride