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HAWLEY CHARLES GILBERT

Overview
  • Total Patents
    20
About

HAWLEY CHARLES GILBERT has a total of 20 patent applications. Its first patent ever was published in 1906. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets transport, mechanical elements and machines are KLINGLER KARL A, SCOVILLE FRANK F and SCHRADER GEORGE H F.

Patent filings in countries

World map showing HAWLEY CHARLES GILBERTs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 5
#3 United Kingdom 2

Patent filings per year

Chart showing HAWLEY CHARLES GILBERTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hawley Charles Gilbert 20
#2 Baker Erle K 5
#3 Baker Erle King 3

Latest patents

Publication Filing date Title
US1236431A Apparatus for milking cattle.
GB190906851A Improvements in and relating to the Rims of Vehicle Wheels.
US972190A Muffler.
US929944A Combined muffler cut-out and horn-valve.
US931011A Muffler cut-out for automobiles.
US903715A Tread for pneumatic tires.
US915954A Pneumatic-tire mounting.
US903714A Pneumatic-tire casing.
GB190718646A Improved Pneumatic Tyre Casing.
US864738A Journal-box and lid.
US1184346A Force-feed lubricator.
US855947A Journal-box and lid.
US895457A Automatic shoveling-machine.
US852952A Journal-box and lid.
US832669A Brake-beam.
CA221268A Locomotive boiler
CA305060A Fuel burner
CA244883A Steam boiler
CA240577A Metal folding machine
CA239176A Method of heading hollow stay bolts and tool