Antigen-processing cell-targeted conjugates
Patent 5898033 Issued on April 27, 1999. Estimated Expiration Date: 
December 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 19, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesAcylated polyoxyalkylene polyamines Implants, microbeads, microcapsules, preparation thereof and method of administering a biologically-active substance to an animal Time-release chemical delivery system Cell-specific glycopeptide ligands Fiber optic dosimeter system using electron trapping materials 5118784 Vectored drug delivery system using a cephaloplastin linking agent and a methed of using the system Patent #: 5225182 InventorsApplicationNo. 994334 filed on 12/19/1997US Classes:514/224.2, Polycyclo ring system having the six-membered hetero ring as one of the cyclos (e.g., 1,3- and 1,4- benzothiazines, etc.)514/570, Carboxy or salt thereof only attached indirectly to the benzene ring514/616, Plural carboxamide groups or plural C=O groups bonded directly to the same nitrogen514/814, ANEMIA514/825, ARTHRITIS528/328From N-C-(C=O)-OH containing reactant or acid derivative thereof, e.g., alpha amino acid, etc.ExaminersPrimary: MacMillan, Keith D.Attorney, Agent or FirmForeign Patent References
International ClassesA61K 031/19A61K 031/54 AbstractAn anti-inflammatory conjugate including a polyamino acid backbone, a non-steroidal anti-inflammatory agent, and a moiety linking the anti-inflammatory agent to the backbone, wherein the polyamino acid backbone has a molecular weight greater than 250 kD.Other References
Field of SearchPlural carboxamide groups or plural C=O groups bonded directly to the same nitrogenCarboxy or salt thereof only attached indirectly to the benzene ring Polycyclo ring system having the six-membered hetero ring as one of the cyclos (e.g., 1,3- and 1,4- benzothiazines, etc.) ARTHRITIS ARTERIOSCLEROSIS From N-C-(C=O)-OH containing reactant or acid derivative thereof, e.g., alpha amino acid, etc. | |
