Trademarks = 1

Forward Citations = 1

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2 inventors (with patents filed for the assignee):

Timothy Roy Hymer (1 out of 4 patents)

Matthew Pratt (1 out of 1 patent)

2 patents: Sort by Forward Citations

#473 in St. Louis, MO

#1,287 in Missouri

#92,551 in US

The Doe Run Resources Corporation

Forward Citations = 1

2 inventors:

Timothy Roy Hymer (1 out of 4 patents)

Matthew Pratt (1 out of 1 patent)

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