Learn more

SHARPLES DAVID TOWNSEND

Overview
  • Total Patents
    33
About

SHARPLES DAVID TOWNSEND has a total of 33 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets agriculture, machines and mechanical elements are EMPIRE CREAM SEPARATOR COMPANY, HERBERT MCCORNACK and TETRA PAK TEBEL BV.

Patent filings in countries

World map showing SHARPLES DAVID TOWNSENDs patent filings in countries
# Country Total Patents
#1 United States 25
#2 United Kingdom 3
#3 Canada 2
#4 Austria 1
#5 Denmark 1
#6 France 1

Patent filings per year

Chart showing SHARPLES DAVID TOWNSENDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sharples David Townsend 32
#2 Townsend Sharples David 1
#3 Sharples Lawrence P 1

Latest patents

Publication Filing date Title
US1260466A Teat-cup.
US1223430A Belt-shifting mechanism.
US1238831A Method and apparatus for milking.
US1218125A Milking-machine.
US1182107A Milking apparatus.
US1221483A Milking-machine.
US1014671A Milking apparatus.
CA129451A Milking method
GB191024171A Method of Milking.
US994956A Milking apparatus.
US1034314A Pulsating mechanism for milking-machines.
US974834A Teat-cup.
US976305A Milking mechanism.
US992072A Method of milking.
US949848A Liner for centrifugal separators.
US876598A Milking-machine.
US842258A Centrifugal machine.
US842257A Centrifugal separator.
US766847A Teat-cup.
US787950A Division device for centrifugal separators and means for cleaning same.