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WEIKERT ROY J

Overview
  • Total Patents
    22
About

WEIKERT ROY J has a total of 22 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United States, Canada and China. Its main competitors in its focus markets packaging and shipping, machines and textiles and paper are WEIKERT R J, LAMICAN OY and JIANGMEN IGUARDER ELECTRONIC CO LTD.

Patent filings in countries

World map showing WEIKERT ROY Js patent filings in countries

Patent filings per year

Chart showing WEIKERT ROY Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weikert Roy J 21

Latest patents

Publication Filing date Title
US5357733A Aseptic packaging apparatus and method including a control system for accurately dispensing material
US4893453A Packaging system and method
US4436567A Method for joining webs of aseptic pouches
US4286733A Apparatus for controlling flow of fluent material
US4265279A Package for maintaining asepsis of a sterile web of bags and method of using
US4171604A Method and apparatus for retaining asepsis of a sterile web of bags
US4231832A Process of manufacturing laminated web
CA1077221A Aseptic packaging
US4021283A Method of making aseptic packaging
US3941306A System of interconnected, sealed and unsealed bags
CA1005027A Filling and sealing system
CA965390A Packaging machine
US2344927A Hat cover
US2295066A Process for forming rubber hydrochloride