Patent assignee · US · COMPANY

Vestar, Inc.

24Patents
0Active
24Granted
35Portfolio score

Filing activity: Oct 22, 1984 → Dec 14, 1994

Most-cited patents

PatentTitleAreaCited byStatus
US5019369A Method of targeting tumors in humans Emerging Cross-Sectional Technologies 327 Expired
US5411947A Method of converting a drug to an orally available form by covalently bonding a lipid to the drug Chemistry; Metallurgy 176 Expired
US5463092A Lipid derivatives of phosphonacids for liposomal incorporation and method of use Chemistry; Metallurgy 161 Expired
US5227170A Encapsulation process Human Necessities 128 Expired
US4728575A Contrast agents for NMR imaging Human Necessities 127 Expired
US5320906A Delivery vehicles with amphiphile-associated active ingredient Emerging Cross-Sectional Technologies 125 Expired
US4946683A Multiple step entrapment/loading procedure for preparing lipophilic drug-containing liposomes Emerging Cross-Sectional Technologies 105 Expired
US5008109A Vesicle stabilization Emerging Cross-Sectional Technologies 83 Expired
US5484809A Prodrugs for oral administration containing taxol or substituted taxol covalently bound to a phospholipid Chemistry; Metallurgy 75 Expired
US4769250A Antracycline antineoplastic agents encapsulated in phospholipid vesicle particles and methods for using same for tumor therapy Chemistry; Metallurgy 67 Expired
US5089181A Method of dehydrating vesicle preparations for long term storage Emerging Cross-Sectional Technologies 66 Expired
US5258499A Liposome targeting using receptor specific ligands Human Necessities 62 Expired
US5186941A Vesicle formulation for the controlled release of therapeutic agents Emerging Cross-Sectional Technologies 58 Expired
US4877619A Liposomal vesicles for intraperitoneal administration of therapeutic agents Emerging Cross-Sectional Technologies 53 Expired
US4783220A Vesicle ink compositions Chemistry; Metallurgy 45 Expired
US5441745A Method of delivering micellular particles encapsulating chemotherapeutic agents to tumors in a body Emerging Cross-Sectional Technologies 33 Expired
US5527538A Liposomal targeting of ischemic tissue Emerging Cross-Sectional Technologies 20 Expired
US4935171A Method for vesicle formation Emerging Cross-Sectional Technologies 19 Expired
US5328678A Composition and method of use for liposome encapsulated compounds for neutron capture tumor therapy Human Necessities 14 Expired
US5411743A Prevention of synovial adhesions Human Necessities 14 Expired
US4963363A Phospholipid delivery vehicle for aqueous-insoluble active ingredients Emerging Cross-Sectional Technologies 10 Expired
US5435989A Method of targeting a specific location in a body Emerging Cross-Sectional Technologies 9 Expired
US5028297A Film-forming evaporation apparatus Emerging Cross-Sectional Technologies 6 Expired
US5419914A Phospholipid analogue vesicle Emerging Cross-Sectional Technologies 3 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.