Patents by Inventor Rikki Peter Alexander
Rikki Peter Alexander has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8242116Abstract: A series of 6,7-dihydro[1,3]thiazolo[5,4-c]pyridin-4(5H)-one derivatives, and analogues thereof, which are substituted in the 2-position by an optionally substituted morpholin-4-yl moiety, being selective inhibitors of PI3 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: GrantFiled: June 26, 2007Date of Patent: August 14, 2012Assignee: UCB Pharma S.A.Inventors: Rikki Peter Alexander, Pavandeep Singh Aujla, Karen Viviane Lucile Crépy, Anne Marie Foley, Richard Jeremy Franklin, Alan Findlay Haughan, Helen Tracey Horsley, William Mark Jones, Bénédicte Irma Léonce Frédérique Lallemand, Stephen Robert Mack, Trevor Morgan, Patrick Marie Ghislain Pasau, David Jonathan Phillips, Verity Margaret Sabin, George Martin Buckley, Kerry Jenkins, Benjamin Garfield Perry
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Patent number: 8168634Abstract: A series of thiazole derivatives which are substituted in the 2-position by a substituted morpholin-4-yl moiety, being selective inhibitors of P13 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: GrantFiled: October 16, 2007Date of Patent: May 1, 2012Assignee: UCB Pharma S.A.Inventors: Rikki Peter Alexander, Julien Alistair Brown, Karen Viviane Lucile Crépy, Stephen Robert Mack
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Patent number: 7888344Abstract: A series of 5,6-dihydro-1,3-benzothiazol-7(4H)-one derivatives, and analogues thereof, which are substituted in the 2-position by an optionally substituted morpholin-4-yl moiety, being selective inhibitors of PD kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: GrantFiled: April 25, 2006Date of Patent: February 15, 2011Assignee: UCB Pharma S.A.Inventors: Rikki Peter Alexander, Pavandeep Aujla, Mark James Batchelor, Daniel Christopher Brookings, George Martin Buckley, Karen Viviane Lucile Crepy, Claire Louise Kulisa, James Petrie Turner
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Publication number: 20110003785Abstract: A series of 6,7-dihydro[1,3]thiazolo[5,4-c]pyridin-4(5H)-one derivatives, which are substituted in the 2-position by a substituted morpholin-4-yl moiety, being selective inhibitors of PI3 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: ApplicationFiled: June 24, 2008Publication date: January 6, 2011Applicant: UCB PHARMA, S.A.Inventors: Rikki Peter Alexander, Pavandeep Singh Aujla, Karen Viviane Lucile Crepy, Anne Marie Foley, Richard Jeremy Franklin
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Publication number: 20100305066Abstract: A series of 5,6-dihydro-1-benzothiophen-7(4H)-one derivatives, and analogues thereof, which are substituted in the 2-position by an optionally substituted morpholin-4-yl moiety, being selective inhibitors of PI3 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: ApplicationFiled: June 4, 2007Publication date: December 2, 2010Applicant: UCB PHARMA S.A.Inventors: Rikki Peter Alexander, Stuart Bailey, Stephen Brand, Daniel Christopher Brookings, Julien Alistair Brown, Alan Findlay Haughan, Natasha Kinsella, Christopher Lowe, Stephen Robert Mack, William Ross Pitt, Marianna Dilani Richard, Andrew Sharpe, Laura Jane Tait
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Publication number: 20100298310Abstract: A series of thiazole derivatives which are substituted in the 2-position by a substituted morpholin-4-yl moiety, being selective inhibitors of PI3 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: ApplicationFiled: October 16, 2007Publication date: November 25, 2010Applicant: UCB PHARMA S.A.Inventors: Rikki Peter Alexander, Julien Alistair Brown, Karen Viviane Lucile Crepy, Stephen Robert Mack
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Patent number: 7795256Abstract: A series of thieno[2,3-b]pyridin-6(7H)-one derivatives, substituted in the 3-position by an arylcarbonyl or heteroaryl-carbonyl moiety, being inhibitors of p38 MAP kinase, are accordingly of use in medicine, for example in the treatment and/or prevention of immune or inflammatory disorders.Type: GrantFiled: October 22, 2004Date of Patent: September 14, 2010Assignee: UCB Pharma S.A.Inventors: Rikki Peter Alexander, Jeremy Martin Davis, Martin Clive Hutchings, Victoria Elizabeth Laing, Graham Peter Trevitt
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Publication number: 20100137302Abstract: A series of 6,7-dihydro[1,3]thiazolo[5,4-c]pyridin-4(5H)-one derivatives, and analogues thereof, which are substituted in the 2-position by an optionally substituted morpholin-4-yl moiety, being selective inhibitors of PI3 kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: ApplicationFiled: June 26, 2007Publication date: June 3, 2010Applicant: UCB PHARMA S.A.Inventors: Rikki Peter Alexander, Pavandeep Singh Aujla, Karen Viviane Lucile Crepy, Anne Marie Foley, Richard Jeremy Franklin, Alan Findlay Haughan, Helen Tracey Horsley, William Mark Jones, Benedicte Irma Leonce Frederique Lallemand, Stephen Robert Mack, Trevor Morgan, Patrick Marie Ghislain Pasau, David Jonathan Phillips, Verity Margaret Sabin, George Martin Buckley, Kerry Jenkins, Benjamin Garfield Perry
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Publication number: 20080306060Abstract: A series of 5,6-dihydro-1,3-benzothiazol-7(4H)-one derivatives, and analogues thereof, which are substituted in the 2-position by an optionally substituted morpholin-4-yl moiety, being selective inhibitors of PD kinase enzymes, are accordingly of benefit in medicine, for example in the treatment of inflammatory, autoimmune, cardiovascular, neurodegenerative, metabolic, oncological, nociceptive or ophthalmic conditions.Type: ApplicationFiled: April 25, 2006Publication date: December 11, 2008Applicant: UCB PHARMA S.A.Inventors: Rikki Peter Alexander, Pavandeep Aujla, Mark James Batchelor, Daniel Christopher Brookings, George Martin Buckley, Karen Viviane Lucile Crepy, Claire Louise Kulisa, James Petrie Turner
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Patent number: 6780874Abstract: Enamine derivatives of formula (1) are described: wherein R1 is a group Ar1L2Ar2Alk- in, which Ar1 is an aromatic or heteroaromatic group, L2 is a covalent bond or a linker atom or group, Ar2 is an arylene or heteroarylene group and Alk is a chain —CH2—CH(R)—, —CH═C(R)— or in which R is a carboxylic acid or a derivative or biostere thereof; R2 is a hydrogen atom or a C1-6alkyl group; Cy is a cycloaliphatic or heterocycloaliphatic ring in which X is a N atom or a C(Rw) group; Rx is a oxo, thioxo, or imino group; Rw and Rz is each a hydrogen atom or optional substituent; provided that Cy is not a cyclobutenedione group; and the salts, solvates, hydrates and N-oxides thereof. The compounds are able to inhibit the binding of integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders, or disorders involving the inappropriate growth or migration of cells.Type: GrantFiled: June 10, 2003Date of Patent: August 24, 2004Assignee: Celltech R & D LimitedInventors: Timothy John Norman, John Robert Porter, Brian Woodside Hutchinson, Andrew James Ratcliffe, John Clifford Head, Rikki Peter Alexander, Barry John Langham, Graham John Warrellow, Sarah Catherine Archibald, Janeen Marsha Linsley
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Patent number: 6740654Abstract: Squaric acid derivatives of formula (1) are described: wherein Het is an optionally substituted bicyclic fused ring heteroaromatic group; L2 is a covalent bond or an atom or group —O—, —S—, —C(O)—, —C(S)—, —S(O)—, —S(O)2, —N(R8)— or —C(R8)(R8a)—; Ar2 is an optionally substituted aromatic or heteroaromatic group; Alk is a chain in which R is a carboxylic acid (—CO2H) or a derivative or biostere thereof; R1 is a hydrogen atom or a C1-6alkyl group; L1 is a covalent bond or a linker atom or group; Alk1 is an optionally substituted aliphatic chain; n is zero or the integer 1; R2 is a hydrogen atom or an optionally substituted heteroaliphatic, cycloaliphatic, heterocycloaliphatic, polycycloalphatic, heteropolycycloaliphatic, aromatic or heteroaromatic group other than a 2,6-naphthyridin-1-yl, isoquinolin-1-yl, 2,7-naphthyridin-1-yl or quinazolin-4-yl group; and the saltType: GrantFiled: July 5, 2001Date of Patent: May 25, 2004Assignee: Celltech R & D LimitedInventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Publication number: 20030229116Abstract: Enamine derivatives of formula (1) are described: 1Type: ApplicationFiled: June 10, 2003Publication date: December 11, 2003Inventors: Timothy John Norman, John Robert Porter, Brian Woodside Hutchinson, Andrew James Ratcliffe, John Clifford Head, Rikki Peter Alexander, Barry John Langham, Graham John Warrellow, Sarah Catherine Archibald, Janeen Marsha Linsley
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Publication number: 20030162799Abstract: Squaric acid Derivatives of formula (1) are described: 1Type: ApplicationFiled: December 13, 2002Publication date: August 28, 2003Inventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Patent number: 6610700Abstract: Enamine derivatives of formula (1) are described: wherein R1 is a group Ar1 L2Ar2Alk- in which Ar1 is an aromatic or heteroaromatic group, L2 is a covalent bond or a linker atom or group, Ar2 is an arylene or heteroarylene group and Alk is a chain —CH2—CH(R)—, —CH═C(R)— or in which R is a carboxylic acid or a derivative or biostere thereof; R2 is a hydrogen atom or a C1-6alkyl group; Cy is a cycloaliphatic or heterocycloaliphatic ring in which X is a N atom or a C(Rw) group; Rx is a oxo, thioxo, or imino group; Rw and Rz is each a hydrogen atom or optional substituent; provided that Cy is not a cyclobutenedione group; and the salts, solvates, hydrates and N-oxides thereof. The compounds are able to inhibit the binding of integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders, or disorders involving the inappropriate growth or migration of cells.Type: GrantFiled: April 16, 2001Date of Patent: August 26, 2003Assignee: Celltech R & D LimitedInventors: Timothy John Norman, John Robert Porter, Brian Woodside Hutchinson, Andrew James Ratcliffe, John Clifford Head, Rikki Peter Alexander, Barry John Langham, Graham John Warrellow, Sarah Catherine Archibald, Janeen Marsha Linsley
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Patent number: 6545013Abstract: 2,7-Naphthyridine containing squaric acids of formula (1) are described: wherein Ar1 is an optionally substituted 2,7-naphthridin-1-yl group; L2 is a covalent bond or a linker atom or group; Ar2 is an optionally substituted aromatic or heteroaromatic chain; Alk is a chain —CH2CH(R)—, —CH═C(R)—, in which R is a carboxylic acid (—CO2H) or a derivative or biostere thereof; R1 is a hydrogen atom or a C1-6alkyl group; L1 is a covalent bond or a linker atom or group; Alk1 is an optionally substituted aliphatic chain; n is zero or the integer 1; R2 is a hydrogen atom or an optionally substituted heteroaliphatic, cycloaliphatic, heterocycloaliphatic, polycycloalphatic, heteropoly-cycloaliphatic, aromatic or heteroaromatic group; and the salts, solvates, hydrates and N-oxides thereof.Type: GrantFiled: May 29, 2001Date of Patent: April 8, 2003Assignee: Celltech R&D LimitedInventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Patent number: 6518283Abstract: Squaric acid Derivatives of formula (1) are described: wherein R1 is an integrin binding group; R2 is a hydrogen atom or a C1-6alkyl group; L1 is a covalent bond or a linker atom or group; n is zero or the integer 1; Alk1 is an optionally substituted aliphatic chain; R3 is a hydrogen atom or an optionally substituted heteroaliphatic, cycloaliphatic, heterocycloaliphatic, polycycloaliphatic, polyheterocycloaliphatic, aromatic or heteroaromatic group: and the salts, solvates, hydrates and N-oxides thereof. The compounds are able to inhibit the binding of integrins to their ligands and are of use in the prophylaxis and treatment of immune of inflammatory disorders, or disorders involving the inappropriate growth or migration of cells.Type: GrantFiled: May 25, 2000Date of Patent: February 11, 2003Assignee: Celltech R&D LimitedInventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Publication number: 20020143011Abstract: Compounds of general formula (1) are described: 1Type: ApplicationFiled: March 14, 2001Publication date: October 3, 2002Applicant: Celltech Therapeutics, LimitedInventors: Graham John Warrellow, Ewan Campbell Boyd, Rikki Peter Alexander
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Patent number: 6455539Abstract: Squaric acid derivatives of formula (1) are described: wherein R1 is a group Ar1Ar2Alk- in which Ar1 is an optionally substituted aromatic or heteroaromatic group; Ar2 is an optionally substituted phenylene or nitrogen-containing six-membered heteroarylene group; and Alk is a chain —CH2—CH(R)—, —CH═C(R)—, in which R is a carboxylic acid (—CO2H) or a derivative or biostere thereof; R2 is a hydrogen atom or a C1-6 alkyl group; L1 is a covalent bond or a linker atom or group; n is zero or the integer 1; Alk1 is an optionally substituted aliphatic chain; R3 is a hydrogen atom or an optionally substituted heteroaliphatic, cycloaliphatic, heterocycloaliphatic, polycycloaliphatic, heteropolycycloaliphatic, aromatic or heteroaromatic group: and the salts, solvates, hydrates and N-oxides thereof.Type: GrantFiled: December 21, 2000Date of Patent: September 24, 2002Assignee: Celltech R&D LimitedInventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Publication number: 20020115684Abstract: 2,7-Naphthyridine containing squaric acids of formula (1) are described: 1Type: ApplicationFiled: May 29, 2001Publication date: August 22, 2002Inventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow
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Publication number: 20020107263Abstract: Squaric acid derivatives of formula (1) are described: 1Type: ApplicationFiled: July 5, 2001Publication date: August 8, 2002Inventors: Barry John Langham, Rikki Peter Alexander, John Clifford Head, Janeen Marsha Linsley, John Robert Porter, Sarah Catherine Archibald, Graham John Warrellow