3 Utility Patents
#988 in Newton, MA
#32,549 in Massachusetts
#603,265 in US
Forward Citations = 21
Company Filing History:

Merck Frosst Canada & Co.
where one patent can have more than one assignee
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#988 in Newton, MA
#32,549 in Massachusetts
#603,265 in US
Company Filing History:

Get your Inventor Badge Today