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HINDERLITER FRANK J

Overview
  • Total Patents
    50
About

HINDERLITER FRANK J has a total of 50 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, machines and mechanical elements are REGAN OFFSHORE INT, KVAERNER OILFIELD PRODUCTS and PLEXUS OCEAN SYST LTD.

Patent filings in countries

World map showing HINDERLITER FRANK Js patent filings in countries
# Country Total Patents
#1 United States 47
#2 Canada 3

Patent filings per year

Chart showing HINDERLITER FRANK Js patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hinderliter Frank J 50

Latest patents

Publication Filing date Title
US2284869A Blowout preventer
US2216945A Upset pipe joint
US2080715A Casing head and blow-out preventer
US2150221A Rotary tool joint
US2147254A Rotary tool joint
US2110127A Rotary tool joint
US2111627A Rotary tool joint
US2102072A Rotary tool joint
US2105885A Hollow trip casing spear
US1968685A Casing head
US2067009A Tubing and sucker rod fishing socket
US2014805A Apparatus for cutting through the side wall of a pipe
US1918810A Casing head with blowout preventer
US1996068A Hollow trip casing spear
US2014804A Fishing tool
US1912478A Well spudding attachment for use with rotary rigs
US1899273A Casing support and packing head
US1961763A Tool joint
US1961762A Rotary drill pipe collar or coupling with sealed joints
US1938255A Tool joint for rotary drills