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Harold Zappe, Harvest US

Harold Zappe, Harvest, AL US

Patent application numberDescriptionPublished
20080234193Von Willebrand factor-and factor VIII-polymer conjugates having a releasable linkage - The present invention provides von Willebrand Factor-polymer conjugates and Factor VIII-polymer conjugates, each having a releasable linkage. Methods of making conjugates, methods for administering conjugates, are also provided.09-25-2008
20100112607METHODS FOR DETERMINING ACTIVE INGREDIENTS IN PRO-DRUG PEG PROTEIN CONJUGATES WITH RELEASABLE PEG REAGENTS (IN VITRO DE-PEGYLATION) - The invention relates to the development of in vitro assay systems that force the release of a water-soluble polymer, such as polyethylene glycol (PEG) and polysialic acid (PSA), from proteins modified with a reversibly-linked water-soluble polymer. The invention includes methods for analyzing the release of the water-soluble polymer and measuring regained protein activity. The invention further includes methods appropriate for the quality control of proteins modified with releasable water-soluble polymers, including polymers like PEG and PSA.05-06-2010
20110135623Conjugates of a Cholinesterase Moiety and a Polymer - Conjugates of a cholinesterase moiety and one or more nonpeptidic, water soluble polymers are provided. Typically, the nonpeptidic, water soluble polymer is poly(ethylene glycol) or a derivative thereof. Also provided, among other things, are compositions comprising conjugates, methods of making conjugates, and methods of administering compositions to a patient.06-09-2011
20110165111POLYMER CONJUGATES OF NESIRITIDE PEPTIDES - The invention provides nesiritide that is chemically modified by covalent attachment of a water-soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of nesiritide not attached to the water-soluble oligomer.07-07-2011
20110166063POLYMER CONJUGATES OF THERAPEUTIC PEPTIDES - The invention provides peptides that are chemically modified by covalent attachment of a water-soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the peptide not attached to the water-soluble oligomer.07-07-2011
20110171160POLYMER CONJUGATES OF KISS1 PEPTIDES - The invention provides peptides that are chemically modified by covalent attachment of a water soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the peptide not attached to the water soluble oligomer.07-14-2011
20110171162POLYMER CONJUGATES OF THYMOSIN ALPHA 1 PEPTIDES - The invention provides peptides that are chemically modified by covalent attachment of a water soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the peptide not attached to the water soluble oligomer.07-14-2011
20110171163POLYMER CONJUGATES OF ZICONOTIDE PEPTIDES - The invention provides peptides that are chemically modified by covalent attachment of a water soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the peptide not attached to the water soluble oligomer.07-14-2011

Patent applications by Harold Zappe, Harvest, AL US