Toronto, Canada

Protein Specialties, Ltd.


USPTO Granted Patents = 1

Forward Citations = 10

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3 inventors (with patents filed for the assignee):

goldMedal Aser Rothstein (1 out of 4 patents)

silverMedal Steven J Rothstein (1 out of 15 patents)

bronzeMedal Fred W Keely (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#935 in Toronto

#9,437 in Canada

Toronto, CA
Toronto, Canada
Forward Citations = 10

3 inventors:

Please report any incorrect information to [email protected]
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