16 Utility Patents
#21 in Braunschweig
#12,135 in Germany
#227,686 in the World
Forward Citations = 198
Company Filing History:

Gesellschaft Fur Biotechnologische Forschung Mbh (gbf)
Other
4. 2 out of 12
Gesellschaft Fuer Biotechnologische Forschung Mbh (gbf)
5. 1 out of 3,580
American Cyanamid Company
where one patent can have more than one assignee
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