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GARDNER ASPHALT CORP

Overview
  • Total Patents
    11
About

GARDNER ASPHALT CORP has a total of 11 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets macromolecular chemistry and polymers, basic materials chemistry and machines are HEFEI WANZHIJING DOORS AND WINDOWS CO LTD, HE MINGJUN and WENG XIAOLIN.

Patent filings in countries

World map showing GARDNER ASPHALT CORPs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 2
#3 Germany 1

Patent filings per year

Chart showing GARDNER ASPHALT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Malina Barton J 9
#2 Yap Michael L 9
#3 Hyer Raymond T 8
#4 Grzybowski Kenneth F 2
#5 Anthony Brian J 2
#6 Hyer Raymont T 1

Latest patents

Publication Filing date Title
US6786962B2 Emulsion of a colloidal clay and water slurry in a bitumen cutback
US6776833B2 Emulsion of bitumen in a colloidal clay and water slurry
US6616743B1 Aqueous emulsions, with bentonite for cold application bitumen
US6037398A SBR-SBS modified asphalt roofing compositions especially adapted for cold application
US6019830A Cold application, fly ash aqueous colloidal dispersion driveway sealers
US5573586A Asbestos-free, asphalt roofing compositions especially adapted for cold applications
US5004772A Asphalt roofing compositions especially adapted for cold applications