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HANNAFORD CLEON M

Overview
  • Total Patents
    12
About

HANNAFORD CLEON M has a total of 12 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 transport, mechanical elements and machines are CLOUD JOHN WILLS, RAILWAY DEVICES CO and BEHAN THOMAS.

Patent filings in countries

World map showing HANNAFORD CLEON Ms patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 4

Patent filings per year

Chart showing HANNAFORD CLEON Ms patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Transport
#2 Mechanical elements
#3 Machines

Top inventors

# Name Total Patents
#1 Hannaford Cleon M 12
#2 Maddox Paul 1

Latest patents

Publication Filing date Title
US1724929A Retaining-valve fastening
US1673980A Retaining-valve bracket
US1539354A Uncoupling attachment for car couplers
US1530938A Uncoupling attachment for car couplers
US1531610A One-piece handle for angle cocks
US1455609A Angle-cock holder
US1482987A Angle-cock holder and train-pipe clamp
US1446345A Lock lift and uncoupling arrangement used with car couplings
CA262060A Brake beam
CA245073A Holder for angle cocks
CA249493A Uncoupling attachment for car couplers
CA249749A One-piece handle for angle cocks