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QUANEX CORP

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    190,310
About

QUANEX CORP has a total of 37 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets civil engineering, machines and mechanical elements are GLASMATEC AG, JUDKINS REN and BRUEGMANN FRISOPLAST GMBH.

Patent filings in countries

World map showing QUANEX CORPs patent filings in countries
# Country Total Patents
#1 United States 30
#2 Canada 5
#3 EPO (European Patent Office) 1
#4 Mexico 1

Patent filings per year

Chart showing QUANEX CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Meeks James W 11
#2 Martineau Robert C 6
#3 Isaacs Joseph D 5
#4 Jensen Brian 4
#5 Fetting Scott M 4
#6 Pepper Michael E 3
#7 Pich Ronald J 3
#8 Bryant David C 3
#9 Church Kristy L 3
#10 Sawyers Jeff V 3

Latest patents

Publication Filing date Title
US2017218680A1 Cornerlock having a self configurable first body member
US2016215555A1 Sill Assembly for a Threshold System and a Method of Producing the Same
US2016145931A1 Threshold assembly for an entryway system
US2016356076A1 Frame assembly including a cornerlock
US2015308180A1 Door bottom system for an entryway system
US2013305610A1 Threshold assembly having a rail and a drainage element
US2009025299A1 Entryway for disposition in a door opening of a building
US2008222961A1 Entryway system including a threshold assembly
US2008210385A1 Retractable screen assembly
US2007205609A1 Lock block assembly for an astragal
US2008229668A1 Astragal boot
US2007199667A1 Screen assembly for a frame opening
US2008073053A1 Sand catcher for production of steel and other metals
US2007022680A1 Retention assembly for retaining a panel in a window or a door
US2006266677A1 Screen assembly having dimples formed in frame sections for retaining a screen cloth and a method of forming the same
US2006230575A1 Sliding rail assembly for a sliding panel movable along a track
US2006150517A1 Slide bolt assembly for an astragal
US2007079557A1 Astragal boot
US2007029049A1 Retractable screen and frame assembly
US2006112644A1 Adjustable threshold assembly