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DORAN BROTHERS INC

Overview
  • Total Patents
    40
About

DORAN BROTHERS INC has a total of 40 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets consumer goods, packaging and shipping and textiles and paper are MERRIMAC HAT CORP, TURNER ARNOLD and FRANK H LEE COMPANY.

Patent filings in countries

World map showing DORAN BROTHERS INCs patent filings in countries
# Country Total Patents
#1 United States 27
#2 United Kingdom 12
#3 Canada 1

Patent filings per year

Chart showing DORAN BROTHERS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Paul Schultze 15
#2 Marindin Frederick R 7
#3 Stoppel Doyle E 2
#4 Butterly Jr Edward R 2
#5 Butterly Edward Robert 1
#6 Berger Frederick J 1
#7 Butterly Edward R Jr 1
#8 Baker Dorothea S 1
#9 Ritchie Marindin Frederick 1
#10 Stoppel Doyle Ernest 1

Latest patents

Publication Filing date Title
US4843797A Dairy casing method and apparatus
US4634333A Conveyor line loader for multi-tiered rolling carts
US3348281A Fur felting machine
US3007286A Automatic grinding machine
GB760454A Improvements in or relating to hat finishing machines
US2842297A Ironing device for hat brim
US2962846A Cap assembling and applying apparatus
US2811290A Hat finishing machine
US2777170A Bat forming apparatus
US2842913A Container capping machine
GB692832A Hat pouncing machine
US2615600A Pouncing machine with heated grease pad
US2694513A Hat pouncing machine
US2673014A Automatic hat block chuck
GB592064A Hat finishing machine and method
US2392776A Magazine for nail feeding mechanisms
US2392774A Apparatus for drilling holes in cylindrical supports or the like
US2465174A Pouncing machine
US2435293A Brim pouncing machine and method of pouncing
GB566861A Improvements in fur feeding machines