MACDOUGALL JOHN has a total of 11 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets pharmaceuticals, chemical engineering and environmental technology are BLONDE HOLDINGS PTY LTD, ELDER PAUL B CO and WANG XINGHUA.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 6 | |
#2 | Canada | 4 | |
#3 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Pharmaceuticals | |
#2 | Chemical engineering | |
#3 | Environmental technology | |
#4 | Measurement | |
#5 | Organic fine chemistry | |
#6 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Water treatment | |
#2 | Separation | |
#3 | Medical preparations | |
#4 | Heterocyclic compounds | |
#5 | Therapeutic chemical compounds | |
#6 | Measuring light | |
#7 | Special designs |
# | Name | Total Patents |
---|---|---|
#1 | Macdougall John | 11 |
#2 | James Samuel Thurley Thomas | 1 |
#3 | West Kip A | 1 |
Publication | Filing date | Title |
---|---|---|
US2010297118A1 | Therapeutic Cancer Treatments | |
US2012019814A1 | Sensing system | |
GB130896A | Improvements in and relating to the Colouring of Photographs, Engravings and other Prints. | |
CA74933A | Water purifying apparatus | |
CA74724A | Water purifying process | |
CA74934A | Water purifying apparatus | |
US837631A | Filter. | |
US646387A | Process of purifying water. | |
US646854A | Apparatus for purifying water. | |
US649329A | Purification of water. | |
CA259336A | Head band for telephone receivers |