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USPTO Data Jan 1 1976 - Dec 30 2025
2 Patents
#298 in Indianapolis, IN
#1,317 in Indiana
#92,641 in US
Calumet Penreco, LLC
Forward Citations = 3
6 inventors:
Indianapolis, IN, United States of America
Calumet Penreco, LLC
Trademarks = 17
Forward Citations = 3
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6 inventors (with patents filed for the assignee):
Steluta Gina Butuc (1 out of 2 patents)
David S Morrison (1 out of 9 patents)
Lin Lu Healy (1 out of 1 patent)
4. Jack C Cunningham, Jr (1 out of 1 patent)
5. Wei Song (1 out of 10 patents)
6. Gina Butuc (1 out of 1 patent)
2 patents:
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