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DOSSOR FREDERICK MALCOLM

Overview
  • Total Patents
    16
About

DOSSOR FREDERICK MALCOLM has a total of 16 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets chemical engineering, machines and thermal processes are MIDWESTERN IND INC, READ CORP and HAGGENMACHER CARL.

Patent filings in countries

World map showing DOSSOR FREDERICK MALCOLMs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 United States 4
#3 Canada 3
#4 Austria 1
#5 Denmark 1

Patent filings per year

Chart showing DOSSOR FREDERICK MALCOLMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dossor Frederick Malcolm 16

Latest patents

Publication Filing date Title
US1154102A Apparatus for cleaning and separating seeds and grain.
GB191328136A Improvements in Apparatus for Cleaning and Separating Seeds, Grain, Meals, and like Substances.
GB191215339A An Improved Arrangement and Construction of Apparatus for Polishing Seeds.
US1028447A Apparatus for cleaning and separating seeds and the like.
CA146049A Seed cleaner and separator
GB191114055A Improvements in Apparatus for Cleaning and Separating Seeds and the like.
GB190904657A Improvements in or relating to Superheaters for Water Tube Boilers.
CA111591A Seed separator
US866848A Apparatus for cleaning and separating seeds and the like.
GB190629157A Improvements in Apparatus for Cleaning and Separating Seeds and the like.
US846915A Apparatus for cleaning and separating seeds, &c.
GB190513335A Improvements in Apparatus for Cleaning and Separating Seeds and the like.
CA215276A Apparatus for cleaning and separating seeds