16 Utility Patents
#1 in Downington, PA
#3,671 in Pennsylvania
#108,282 in US
#214,910 in the World
Forward Citations = 126
Company Filing History:
Elf Atochem North America, Inc.
Atochem North America, Inc.
4. 2 out of 615
Pennwalt Corporation
5. 1 out of 1,696
where one patent can have more than one assignee
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