Toronto, Canada

Sulfachar Inc.


USPTO Granted Patents = 1

Forward Citations = 8

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3 inventors (with patents filed for the assignee):

goldMedal Donald W Kirk (1 out of 7 patents)

silverMedal John W Graydon (1 out of 3 patents)

bronzeMedal Andrew J White (1 out of 2 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#887 in Toronto

#9,181 in Canada

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Toronto, Canada
Forward Citations = 8

3 inventors:

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