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DALLAS GROUP AMERICA INC

Overview
  • Total Patents
    37
About

DALLAS GROUP AMERICA INC has a total of 37 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Australia, EPO (European Patent Office) and United States. Its main competitors in its focus markets basic materials chemistry, chemical engineering and organic fine chemistry are DALLAS GROUP OF AMERICA, SULFATREAT COMPANY and CLARIANT CATALYSTS JAPAN KK.

Patent filings per year

Chart showing DALLAS GROUP AMERICA INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Munson James R 20
#2 Bertram Bryan 12
#3 Bertram Bryan L 9
#4 Cooke Brian S 9
#5 Abrams Chris 7
#6 Abrams Christopher 6
#7 Caldwell Joseph D 6
#8 Kauffman Jeffrey 5
#9 Roberts Paul 5
#10 Bryan Bertram 2

Latest patents

Publication Filing date Title
EP2841411A2 Purification of unrefined edible oils and fats with magnesium silicate and organic acids
EP1670882A2 Purification of biodiesel with adsorbent materials
US6368648B1 Adsorbent filtration system for treating used cooking oil or fat in frying operations
CA2331436A1 Sealing means for filter envelopes
US2001050251A1 Sealing means for filter envelopes
EP1199945A1 Adsorbent filtration system for treating used cooking oil or fat in frying operations
WO9942026A1 Fluid filter having a filter envelope formed of panels having decreasing permeabilities
US5597600A Treatment of cooking oils and fats with magnesium silicate and alkali materials
AU4246193A Filters including magnesium silicate
US5006356A Treatment of fruit-based or vegetable-based beverages with precipitated magnesium silicate