Company Badge
USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#958 in Seattle, WA
#3,388 in Washington
#136,844 in US
Aptevo Biotherapeutics LLC
Forward Citations = 0
2 inventors:
Seattle, WA, United States of America
Aptevo Biotherapeutics LLC
% Expired Patents = 100.0
EPO Patents = 2
Trademarks = 7
Forward Citations = 0
Loading Chart...
Loading Chart...
2 inventors (with patents filed for the assignee):
Michael J Griffith (1 out of 1 patent)
William N Drohan (1 out of 47 patents)
Samia Mankarious (1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aptevo Biotherapeutics LLC. Retrieved from https://idiyas.com/company/aptevo-biotherapeutics
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
2 patents (EPO):
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]