Patents Represented by Attorney Yankwich & Associates
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Patent number: 8349797Abstract: The present invention is directed to a compound according to formula, (R2R3)-B1-A1-c(A2-A3-A4-A5-A6-A7-A8-A9)-A10-A11-A12-A13-B2-B3-R1, that act as ligands for one or more of the melanocortin receptors, the pharmaceutically-acceptable salts thereof, to methods of using such peptides to treat mammals and to pharmaceutical compositions useful therefore comprising said peptides.Type: GrantFiled: July 10, 2006Date of Patent: January 8, 2013Assignee: IPSEN Pharma S.A.S.Inventors: Zheng Xin Dong, Jacques-Pierre Moreau
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Patent number: 8324386Abstract: Disclosed is a series of somatostatin-dopamine chimeric analogs which retain both somatostatin and dopamine activity in vivo. An example is: 6-n-propyl-8?-ergolinglmethylthioacetyl-D-Phe-c(Cys-Tyr-D-Trp-Lys-Abu-Cys)-Thr-NH2.Type: GrantFiled: October 7, 2009Date of Patent: December 4, 2012Assignee: IPSEN Pharma S.A.S.Inventors: Michael D. Culler, Zheng Xin Dong, Sun H. Kim, Jacques-Pierre Moreau
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Patent number: 8299022Abstract: The invention comprises peptidyl analogs of ghrelin having greater stability which are active at the GHS receptor according to formulae depicted below: (R2)-A1-A2-A3-A4-A5-A6-A7-A8-A9-A10-A11-A12-A13-A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25-A26-A27-A28-R1 wherein the definitions of A1 to A28, R1 and R2 are provided for in the specification, with the exception that the N-terminal amino acid must be selected from the group consisting of Inp, 1-Apc and 4-Apc, the pharmaceutically acceptable salts thereof and pharmaceutical compositions comprising an effective amount of said compound together with therapeutic and non-therapeutic uses thereof.Type: GrantFiled: September 24, 2007Date of Patent: October 30, 2012Assignee: IPSEN Pharma S.A.S.Inventor: Zheng Xin Dong
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Patent number: 8258094Abstract: The invention comprises peptidyl analogs according to formulae (I) or (II) as depicted below: (R2R3)-A1-A2-A3-A4-A5-A6-A7-A8-A9-A10-A11-A12-A13- A14-A15-A16-A17-A18-A19-A20-A21-A22-A23-A24-A25- A-26-A27-A28-R1 wherein the definitions of A1 to A28 and R1 to R3 are provided for in the specification for each of formulae (I) and (II), pharmaceutically acceptable salts thereof and pharmaceutical compositions comprising an effective amount of a compound of formula (I), that possess agonist or antagonist ghrelin activity, along with therapeutic and non-therapeutic uses thereof.Type: GrantFiled: March 28, 2008Date of Patent: September 4, 2012Assignee: IPSEN Pharma S.A.S.Inventors: Zheng Xin Dong, Michael DeWitt Culler, Yeelana Shen, Jeanne Mary Comstock
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Patent number: 8236762Abstract: The invention features targeted cytotoxic compounds and methods relating to their therapeutic use for the treatment of neoplasia and other conditions.Type: GrantFiled: October 17, 2007Date of Patent: August 7, 2012Assignee: IPSEN Pharma S.A.S.Inventors: Zheng Xin Dong, Yeelana Shen, Michael DeWitt Culler, Christophe Alain Thurieau, Jundong Zhang, Sun Hyuk Kim
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Patent number: 8178651Abstract: Disclosed is a series of somatostatin-dopamine chimeric analogs which retain both somatostatin and dopamine activity in vivo. An example is: 6-n-propyl-8?-ergolinglmethylthioacetyl-D-Phe-c(Cys-Tyr-D-Trp-Lys-Abu-Cys)-Thr-NH2.Type: GrantFiled: June 22, 2009Date of Patent: May 15, 2012Assignee: IPSEN Pharma, S.A.S.Inventors: Michael D. Culler, Zheng Xin Dong, Sun H. Kim, Jacques-Pierre Moreau
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Patent number: 8138218Abstract: A family of peptides and peptidomimetic compounds useful as GHS analogs according to either formula (I) or (II) as depicted below: or a pharmaceutically acceptable salts thereof, wherein the variables are as defined in the specification.Type: GrantFiled: July 24, 2006Date of Patent: March 20, 2012Assignee: Ipsen Pharma S.A.S.Inventors: Zheng Xin Dong, John S. Eynon, Yeelana Shen
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Patent number: 8076281Abstract: A method and pharmaceutical composition for inhibiting the effect of glucocorticoids, particularly dexamethasone, which suppress growth hormone secretion, by administering ghrelin or a ghrelin analogue, for example, [Aib2, Glu3(NH-hexyl)]hGhrelin(1-28)-NH2 (SEQ ID NO:2) or other suitable ghrelin agonist, to counteract the catabolic effects of said dexamethasone and other natural glucocorticoids.Type: GrantFiled: September 10, 2008Date of Patent: December 13, 2011Assignee: IPSEN Pharma, S.A.S.Inventors: Giovanni Tulipano, Andrea Giustina, Zheng Xin Dong, Michael DeWitt Culler
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Patent number: 8039435Abstract: The present invention is directed to compounds according to formula, (R2R3)-A1-c(A2-A3-A4-A5-A6-A7-A8-A9)-A10-R1, and pharmaceutically-acceptable salts thereof that act as ligands for one or more of the melanocortin receptors, to methods of using such compounds to treat mammals and to pharmaceutical compositions comprising said compounds.Type: GrantFiled: July 10, 2006Date of Patent: October 18, 2011Assignee: Ipsen Pharma S.A.S.Inventors: Zheng Xin Dong, Jacques-Pierre Moreau
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Patent number: 7932231Abstract: The present invention relates to a method of treating a transient impairment of the motility of the gastrointestinal system resulting from postoperative ileus in a patient wherein said method includes the step of administering a therapeutically effective amount of a peptidyl analog of ghrelin to said patient.Type: GrantFiled: September 28, 2006Date of Patent: April 26, 2011Assignee: IPSEN Pharma, S.A.S.Inventors: Rakesh Datta, Zheng Xin Dong
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Patent number: 7897566Abstract: Disclosed are peptide analogues of glucagon-like peptide-1, the pharmaceutically-acceptable salts thereof, methods of using such analogues to treat mammals and pharmaceutical compositions useful therefor comprising said analogues.Type: GrantFiled: December 15, 2004Date of Patent: March 1, 2011Assignee: Ipsen Pharma S.A.S.Inventor: Zheng Xin Dong
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Patent number: 7811989Abstract: The invention provides analogs of PYY. The invention also provides compositions and methods useful for controlling biological activities such as cell proliferation, nutrient transport, lipolysis, and intestinal water and electrolyte secretion.Type: GrantFiled: January 13, 2004Date of Patent: October 12, 2010Assignee: Ipsen Pharma S.A.S.Inventor: Zheng Xin Dong
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Patent number: 7589058Abstract: The invention comprises peptidyl analogs that possess agonist or antagonist ghrelin activity, along with therapeutic and non-therapeutic uses thereof.Type: GrantFiled: July 23, 2003Date of Patent: September 15, 2009Assignee: Ipsen Pharma, S.A.S.Inventors: Zheng Xin Dong, Yeelena Shen
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Patent number: 7579435Abstract: Disclosed is a series of somatostatin-dopamine chimeric analogs which retain both somatostatin and dopamine activity in vivo. An example is: 6-n-propyl-8?-ergolinglmethylthioacetyl-D-Phe-c-(Cys-Tyr-D-Trp-Lys-Abu-Cys)-Thr-NH2.Type: GrantFiled: June 7, 2002Date of Patent: August 25, 2009Assignee: Societe de Conseils de Recherches et d'Applications Scientifiques, S.A.S.Inventors: Michael D. Culler, Zheng Xin Dong, Sun H. Kim, Jacques-Pierre Moreau
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Patent number: 7572883Abstract: Disclosed is a series of somatostatin-dopamine chimeric analogs which retain both somatostatin and dopamine activity in vivo.Type: GrantFiled: May 15, 2006Date of Patent: August 11, 2009Assignee: Societe de Conseils de Recherches et d'Applications Scientifiques, S.A.S.Inventors: Michael D. Culler, Zheng Xin Dong, Sun H. Kim, Jacques-Pierre Moreau
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Patent number: 7517853Abstract: The invention features somatostatin-dopamine chimeric analogs and methods relating to their therapeutic use for the treatment of neoplasia, acromegaly, and other conditions.Type: GrantFiled: April 8, 2004Date of Patent: April 14, 2009Assignee: Ipsen Pharma S.A.S.Inventors: Zheng Xin Dong, Michael DeWitt Culler, Yeelena Shen
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Patent number: 7456253Abstract: Disclosed are peptide and peptidomimetic compounds generally according to formula (I), and pharmaceutically acceptable salts thereof, that are useful as GHRP analogs: R1-A2-A3-A4-A5-R2 (I) or a pharmaceutically acceptable salt thereof, wherein: A1 is Aib, Apc or Inp; A2 is D-Bal, D-Bip, D-Bpa, D-Dip, D-1Nal, D-2Nal, D-Ser(Bzl), or D-Trp; A3 is D-Bal, D-Bip, D-Bpa, D-Dip, D-1Nal, D-2Nal, D-Ser(Bzl), or D-Trp; A4 is 2Fua, Om, 2Pal, 3Pal, 4Pal, Pff, Phe, Pim, Taz, 2Thi, 3Thi, Thr(Bzl); A5 is Apc, Dab, Dap, Lys, Orn, or deleted; R1 is hydrogen, (C1-6)alkyl, (C5-14)aryl, (C1-6)alkyl(C5-14)aryl, (C3-8)cycloakyl, or (C2-10)acyl; and R2 is OH or NH2; and pharmaceutical compositions and methods of use thereof.Type: GrantFiled: August 8, 2003Date of Patent: November 25, 2008Assignee: Societe de Conseils de Recherches et d'Applications Scientifiques, SASInventor: Zheng Xin Dong
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Patent number: 7321034Abstract: The invention relates to a process for the depolymerization of glycosaminoglycanes characterized by the use of electron beam radiation, optionally in the presence of an organic compound selected from the group consisting of ethers, alcohols, aldehydes, amides and formic acid. The invention also relates to the intermediate depolymerized heparin obtained by the process. The intermediate depolymerized heparin can be dissolved in a buffer solution and fractionated by gel permeation for obtaining the desired molecular weight.Type: GrantFiled: June 18, 2003Date of Patent: January 22, 2008Assignee: Laboratori Derivati Organici S.p.A.Inventors: Luigi De Ambrosi, Nicola Iannaccone, Sergio Gonella, Elena Vismara, Solitario Nesti, Giangiaocomo Torri
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Patent number: 7312304Abstract: Claimed are a series of somatostatin agonists and uses thereof, according to formula (I), A1-cyclo[Cys-A2-D-Trp-A3-A4-Cys]-A5-Y1, ??(I) wherein A1, A2, A3, A4, A5 and Y1 are as defined in specification provided that the amine nitrogen of at least one peptide bond is substituted with a methyl group or pharmaceutically acceptable salts thereof.Type: GrantFiled: April 8, 2002Date of Patent: December 25, 2007Assignee: The Administrators of the Tulane Educational FundInventors: David H. Coy, Walajapet G. Rajeswaran
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Patent number: 7241737Abstract: The present invention is directed to a novel class of cyclic polypeptides of the formula: (R1)a-AA1-cyclo[AA2-AA3-AA4-AA5-AA6-Cys]-AA7-R2, pharmaceutically acceptable salts thereof, wherein the variables are as defined in the specification, which inhibit the effects of urotensin-II and are useful for treating a variety of diseases and/or conditions characterized by an excess of urotensin-II including ischaemic heart disease, congestive heart failure, portal hypertension, variceal bleeding, hypotension, angina pectoris, myocardial infarction, ulcers, anxiety, schizophrenia, manic depression, delirium, dementia, mental retardation and/or dyskinesias.Type: GrantFiled: October 19, 2001Date of Patent: July 10, 2007Assignees: Societe de Conseils de Recherches et d'Applications Scientifiques, SAS, The Administrators of the Tulane Educational FundInventors: David H. Coy, Wojciech J. Rossowski, John E. Taylor