Ownership network

Asserters.

Every entity that has appeared as an assignee on a tracked US patent. Built from structured records extracted from each patent’s assignment-history dossier. Click any column header to sort; defaults to most cases filed. Entities markedNPE orshell LLC are flagged this way by the model from the patent dossier — known asserter lists, no products in commerce, registered-agent addresses, single-purpose Delaware/Texas LLCs. These classifications are inferences, not determinations, and may be wrong — treat an entity marked NPE or shell LLC as a possible one, to verify, not a confirmed one.

3 possible patent-rental round-trips — patents that moved A → B → A while B filed at least one infringement suit during its tenure. The round-trip is a structural pattern, not proof of intent: it can also reflect a security interest and release, a correction, or a financing deal. Flagged rows are marked below — treat them as leads to verify.

EntityTypePatents nowPatents everCases filedConnectionsFlags
KEFFERSTEIN, RONALD, DRILLET, PASCALindividual0001
SYNGENTA PARTICIPATIONS AGoperating co0001
CHENG, HUANG-YIindividual0001
DOREL HOME FURNISHINGS, INC.; DOREL JUVENILE GROUP, INC.; LINK TREASURE LIMITEDoperating co0001
YOUNG, RANDELL G., DANILKOVICH, ALLA, NEWMAN, ROBERT E., JR., TOM, SAMSON, TON, CHRISTOPHER, WANG, ZHANLINGindividual0001
TON, CHRISTOPHERindividual0001
MESOBLAST INTERNATIONAL SÀRL, MESOBLAST LIMITED ACN 109 431 870, MESOBLAST UK LIMITED, MESOBLAST, INC. (FORMERLY KNOWN AS ANGIOBLAST, INC.)operating co0001
HERCULES CAPITAL, INC., AS AGENT—0001
OAKTREE FUND ADMINISTRATION, LLC, AS AGENToperating co0002
DANILKOVITCH, ALLA; TON, CHRISTOPHER; TOM, SAMSONindividual0001
MESOBLAST INTERNATIONAL SARL; MESOBLAST LIMITED ACN 109 431 870; MESOBLAST UK LIMITED; MESOBLAST, INC. (FORMERLY KNOWN AS ANGIOBLAST, INC.)operating co0001
Arnold I. Caplan; Stephen B. Haynesworthindividual0001
OPTIMUM COMMUNICATIONS SERVICES, INC. (an Alberta corp.)operating co0001
BIRDWELL, J. DOUGLAS; DEAN, MARK E.; SCHUMAN, CATHERINEindividual0001
J. Douglas Birdwell and Mark E. Dean and Catherine Schumanindividual0001
Takahiro Fujioka; Kazuhiro Odakaindividual0001
LIU, XIAOJINGindividual0001
MOZER, FORREST S.; SAVOIE, ROBERT E.; TEASLEY, WILLIAM T.individual0001
SMYTH, SAMUEL GAVIN; RINGLAND, SIMON PATRICK ALEXANDERindividual0001
Catchpole, Mark; Reynolds, Timothy; Harris-Dowsett, Damian Kelly; Larri, Guyindividual0001
LI, BAOZHANG; SU, XINRU; SU, YISONG; XIAO, ZHIWENindividual0001
ADAMS, NEIL; BROWN, MICHAEL K.; LITTLE, HERB; BROWN, MICHAEL S.; DAVIS, DINAH; MCCALLUM, MICHAELindividual0001
LITTLE, HERBERT A.; ADAMS, NEIL P.; BROWN, MICHAEL K.individual0001
ADAMS, NEIL P.; BROWN, MICHAEL K.; LITTLE, HERBERT A.; PATTENDEN, CHRISTOPHER E.S.; KIRKUP, MICHAEL G.individual0001
COWAN, CARRIE ANN; WIKLEM, BRIAN JOSEPHindividual0001