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PICKRELL JOHN W

Overview
  • Total Patents
    11
About

PICKRELL JOHN W has a total of 11 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United States. Its main competitors in its focus markets environmental technology, agriculture and electrical machinery and energy are GLOBAL MARK PLASTIC LTD, LODAL INC and MACKRILL DAVID ENG LTD.

Patent filings in countries

World map showing PICKRELL JOHN Ws patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing PICKRELL JOHN Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pickrell John W 11

Latest patents

Publication Filing date Title
US5152506A Apparatus for pulling cable
US4173423A Trash bin loader and compactor for trash collecting vehicles
US4128182A Trash collecting and handling vehicle
US4281956A Container handling mechanism for trash collecting vehicles
US4113120A Container handling and transporting apparatus
US3349551A Hay rake
US3323234A Earth excavating apparatus
US3171240A Frontal means for cotton picking machines
US3081590A Frontal means for cotton picking machines
US2976647A Agricultural spraying