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HACKNEY JOHN

Overview
  • Total Patents
    11
About

HACKNEY JOHN has a total of 11 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States. Its main competitors in its focus markets transport, machines and mechanical elements are HOOD SAILMAKERS, EVINRUDE MOTOR COMPANY and BERG PROPULSION TECHNOLOGY AB.

Patent filings in countries

World map showing HACKNEY JOHNs patent filings in countries
# Country Total Patents
#1 United States 11

Patent filings per year

Chart showing HACKNEY JOHNs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hackney John 11

Latest patents

Publication Filing date Title
US5048442A Spinnaker handling devices
US4898111A Catamaran sailboat user support platforms and packaged elements therefore
US4602585A Jib sail and batten combinations
US4557212A Bearing systems for sailcraft gooseneck units
US4561373A Protective caps for sailboat spreaders
US4543024A Combined washer and cotter pin anti-snag device
US4535825A Sail batten improvements
US4302869A Hand puller for ropes
US4319537A Sailcraft traveler car and assembly
US4218986A Boat rudder accessory
US4335669A Sail batten improvements