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RENFROE JOSEPH C

Overview
  • Total Patents
    13
About

RENFROE JOSEPH C has a total of 13 patent applications. Its first patent ever was published in 1943. It filed its patents most often in United States and Canada. Its main competitors in its focus markets packaging and shipping and machines are DEEP TEK LTD, ANDERSON BYGGNADS AB and CULLEN FRIESTEDT COMPANY.

Patent filings in countries

World map showing RENFROE JOSEPH Cs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Canada 6

Patent filings per year

Chart showing RENFROE JOSEPH Cs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Packaging and shipping
#2 Machines

Top inventors

# Name Total Patents
#1 Renfroe Joseph C 13

Latest patents

Publication Filing date Title
US2654631A Open locking plate lifting clamp
US2654629A Horizontal plate lifting clamp
US2654630A Plate lifting clamp
US2446610A Plate lifting clamp
US2379652A Eccentric type steel plate lifting clamp
US2360366A Steel plate lifting tongs
US2360365A Steel plate lifting tongs
CA504400A Plate lifting clamp
CA504402A Horizontal plate lifting clamp
CA427620A Plate lifting tongs
CA446083A Steel plate lifting clamp
CA504401A Open locking plate lifting clamp
CA427621A Lifting tongs