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HELLER WILLIAM C

Overview
  • Total Patents
    13
About

HELLER WILLIAM C has a total of 13 patent applications. Its first patent ever was published in 1913. It filed its patents most often in Canada and United States. Its main competitors in its focus markets machines, furniture and games and basic materials chemistry are HELLER WILLIAM C JUN, UNDERGROUND SOLUTIONS INC and QUICKSTEP TECHNOLOGIES PTY LTD.

Patent filings in countries

World map showing HELLER WILLIAM Cs patent filings in countries
# Country Total Patents
#1 Canada 9
#2 United States 4

Patent filings per year

Chart showing HELLER WILLIAM Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Leatherman Alfred F 8
#2 Heller William C 5
#3 Repik Clyde P 4
#4 Heller Jr William C 1
#5 Pickett Gordon E 1

Latest patents

Publication Filing date Title
CA2079840A1 Fluted plasticboard sealing method and apparatus
CA1268107A Thermoset bonding agent for non-distortion joining of self-supporting thermoset component parts
CA1189779A Inductively heated tooling and method for working plastic members
CA1145912A Method and apparatus for movement of heated thermo-plastic elements for shear-fusion bonding of such thermoplastic elements
US4035547A Bonding element having separate heating and agitating particles
CA186970A Cabinet for phonograph records
US1262789A Cabinet for phonograph-records.
CA158223A Display cabinet
US1129389A Display-cabinet.
US1116817A Merchandise-cabinet.