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DELAMERE & WILLIAMS CO LTD

Overview
  • Total Patents
    20
About

DELAMERE & WILLIAMS CO LTD has a total of 20 patent applications. Its first patent ever was published in 1946. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping and machines are HASTAMAT VERPACKUNGSTECHNIK GMBH, GAMBERINI GIANLUIGI and JÖRG VON SEGGERN MASCHB GMBH.

Patent filings in countries

World map showing DELAMERE & WILLIAMS CO LTDs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Canada 3
#3 United Kingdom 3
#4 Germany 2
#5 France 2
#6 EPO (European Patent Office) 1

Patent filings per year

Chart showing DELAMERE & WILLIAMS CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Packaging and shipping
#2 Machines

Top inventors

# Name Total Patents
#1 Brooke Arthur A 4
#2 Brooke Arthur Alan 3
#3 Poirier Marcel 2
#4 Hunter D 2
#5 Bateman Lawrence Giles 2
#6 Brooke A 2
#7 Loben Ruby 1
#8 Cary Latreille Maurice 1
#9 Latreille Maurice 1
#10 Delamere Rudolf D 1

Latest patents

Publication Filing date Title
US4262473A Method and apparatus for manufacturing tea bags and the like
GB1540509A Method and apparatus for flattening and sealing pouch tops
CA1068241A Method and apparatus for flattening and sealing pouch tops
US4041673A Method and apparatus for flattening and sealing pouch tops
US3826061A Bag making and filling machine
US3815316A Method and apparatus for loading tea bags into cartons
US3792724A Bag filling machine
US3747737A Article handling apparatus
US3655072A Carton handling apparatus
US3473294A Bag making machine
US2537333A Powder filling machine