TANKNOLOGY INC. recorded a security interest over 18 patents to DH HOLDINGS CORP., recorded 2004-06-04.
EvidenceConveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS). | Assignor: TANKNOLOGY INC. | Assignee: DH HOLDINGS CORP. | Patents: 4462249, 5092158, 5140753, 5156047, 5201212, 5220822, 5293681, 5319956, 5340238, 5347849, 5347850, 5363093, 5461906, 4850223, 5156042, 5209106, 5421193, 4852054
location reel 14692/frame 362 · rule si-v1 · evidence hash 3a3e0cf92b21175e…