Patents by Inventor Oystein Rekdal
Oystein Rekdal 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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Publication number: 20250332217Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: ApplicationFiled: January 15, 2025Publication date: October 30, 2025Inventors: Liv Marie Eike, Ketil André Camilio, Baldur Sveinbjörnsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John S. Svendsen
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Patent number: 12239686Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: GrantFiled: March 7, 2024Date of Patent: March 4, 2025Assignee: LYTIX BIOPHARMA ASInventors: Liv Marie Eike, Ketil André Camilio, Baldur Sveinbjörnsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Publication number: 20240293506Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: ApplicationFiled: March 7, 2024Publication date: September 5, 2024Inventors: Liv Marie Eike, Ketil André Camilio, Baldur Sveinbjörnsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Publication number: 20230201305Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: ApplicationFiled: July 2, 2021Publication date: June 29, 2023Inventors: Liv Marie Eike, Ketil André Camilio, Baldur Sveinbjörnsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Patent number: 11548912Abstract: The present invention relates to a compound of formula (I) AA-AA-AA-R1—R2 (I) wherein, in any order, 2 of said AA (amino acid) moieties are cationic amino acids and 1 of said AA is an amino acid with a lipophilic R group, the R group having 14-27 non-hydrogen atoms; R1 is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group, which group may incorporate up to 2 heteroatoms selected from N, O and S; and R2 is an aliphatic moiety having 2-20 non-hydrogen atoms, said moiety being linear, branched or cyclic. The invention further relates to formulations containing these compounds, solid supports having these compounds attached thereto, the use of these compounds in therapy, particularly as antimicrobial, anti-tumour or anti-biofilm agents and non-therapeutic uses of these compounds, particularly their use in inhibiting biofilm formation or removing a biofilm.Type: GrantFiled: December 9, 2020Date of Patent: January 10, 2023Assignee: Peptide Patents ASInventors: Wenche Stensen, Frederick A. Leeson, Oystein Rekdal, John S. Svendsen
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Publication number: 20210401933Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: ApplicationFiled: July 2, 2021Publication date: December 30, 2021Inventors: Liv Marie Eike, Ketil André Camilio, Baldur Sveinbjörnsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Patent number: 11123398Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with a cytotoxic chemotherapeutic agent that inhibits immune tolerance, wherein the chemotherapeutic agent is administered at a sub-cytotoxic dose.Type: GrantFiled: November 4, 2015Date of Patent: September 21, 2021Assignee: LYTIX BIOPHARMA ASInventors: Liv Marie Eike, Ketil Camilio, Baldur Sveinbjornsson, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Patent number: 11083774Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: GrantFiled: November 4, 2015Date of Patent: August 10, 2021Assignee: LYTIX BIOPHARMA ASInventors: Liv Marie Eike, Ketil Camilio, Baldur Sveinbjornsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Publication number: 20210107939Abstract: The present invention relates to a compound of formula (I) AA-AA-AA-R1—R2 (I) wherein, in any order, 2 of said AA (amino acid) moieties are cationic amino acids and 1 of said AA is an amino acid with a lipophilic R group, the R group having 14-27 non-hydrogen atoms; R1 is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group, which group may incorporate up to 2 heteroatoms selected from N, O and S; and R2 is an aliphatic moiety having 2-20 non-hydrogen atoms, said moiety being linear, branched or cyclic. The invention further relates to formulations containing these compounds, solid supports having these compounds attached thereto, the use of these compounds in therapy, particularly as antimicrobial, anti-tumour or anti-biofilm agents and non- therapeutic uses of these compounds, particularly their use in inhibiting biofilm formation or removing a biofilm.Type: ApplicationFiled: December 9, 2020Publication date: April 15, 2021Inventors: Wenche Stensen, Frederick A. Leeson, Oystein Rekdal, John S. Svendsen
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Publication number: 20190256558Abstract: The present invention relates to a compound of formula (I) AA-AA-AA-R1-R2 (I) wherein, in any order, 2 of said AA (amino acid) moieties are cationic amino acids and 1 of said AA is an amino acid with a lipophilic R group, the R group having 14-27 non-hydrogen atoms; R1 is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group, which group may incorporate up to 2 heteroatoms selected from N, O and S; and R2 is an aliphatic moiety having 2-20 non-hydrogen atoms, said moiety being linear, branched or cyclic. The invention further relates to formulations containing these compounds, solid supports having these compounds attached thereto, the use of these compounds in therapy, particularly as antimicrobial, anti-tumour or anti-biofilm agents and non-therapeutic uses of these compounds, particularly their use in inhibiting biofilm formation or removing a biofilm.Type: ApplicationFiled: May 1, 2019Publication date: August 22, 2019Inventors: Wenche Stensen, Frederick A. Leeson, Oystein Rekdal, John S. Svendsen
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Publication number: 20180264079Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with an immune checkpoint inhibitor. The present invention further provides pharmaceutical packs or compositions comprising these active agents and methods of treating a tumour comprising administration of these active agents.Type: ApplicationFiled: November 4, 2015Publication date: September 20, 2018Applicants: LYTIX BIOPHARMA AS, LYTIX BIOPHARMA ASInventors: Liv Marie Eike, Ketil Camilio, Baldur Sveinbjornsson, Laurence Zitvogel, Takahiro Yamazaki, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Publication number: 20170340696Abstract: The present invention provides a compound, preferably a peptide, having the following characteristics: a) consisting of 9 amino acids in a linear arrangement; b) of those 9 amino acids, 5 are cationic and 4 have a lipophilic R group; c) at least one of said 9 amino acids is a non-genetically coded amino acid (e.g. a modified derivative of a genetically coded amino acid); and optionally d) the lipophilic and cationic residues are arranged such that there are no more than two of either type of residue adjacent to one another; and further optionally e) the molecule comprises two pairs of adjacent cationic amino acids and one or two pairs of adjacent lipophilic residues; for use in the treatment of a tumour by combined, sequential or separate administration with a cytotoxic chemotherapeutic agent that inhibits immune tolerance, wherein the chemotherapeutic agent is administered at a sub-cytotoxic dose.Type: ApplicationFiled: November 4, 2015Publication date: November 30, 2017Inventors: Liv Marie Eike, Ketil Camilio, Baldur Sveinbjornsson, Oystein Rekdal, John Sigurd Mjoen Svendsen
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Publication number: 20170107250Abstract: The present invention relates to a compound of formula (I) AA-AA-AA-R1-R2 (I) wherein, in any order, 2 of said AA (amino acid) moieties are cationic amino acids and 1 of said AA is an amino acid with a lipophilic R group, the R group having 14-27 non-hydrogen atoms; R1 is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group, which group may incorporate up to 2 heteroatoms selected from N, O and S; and R2 is an aliphatic moiety having 2-20 non-hydrogen atoms, said moiety being linear, branched or cyclic. The invention further relates to formulations containing these compounds, solid supports having these compounds attached thereto, the use of these compounds in therapy, particularly as antimicrobial, anti-tumour or anti-biofilm agents and non-therapeutic uses of these compounds, particularly their use in inhibiting biofilm formation or removing a biofilm.Type: ApplicationFiled: December 27, 2016Publication date: April 20, 2017Applicant: LYTIX BIOPHARMA ASInventors: Wenche Stensen, Frederick A. Leeson, Oystein Rekdal, John S. Svendsen
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Publication number: 20170073372Abstract: The present invention provides a peptide which: (i) consists of 10 to 16 amino acids; (ii) has at least 8 cationic amino acids with either (a) a side chain comprising a guanidinium group, or (b) a side chain comprising an amino group, of which no more than 7 are consecutive; and (iii) has 2 or 3 tryptophan residues which are not both, or not all, consecutive, said peptide optionally in the form of a salt, ester or amide, or a peptidomimetic of said peptide. The invention further relates to pharmaceutical compositions containing these compounds, the use of these compounds in therapy, particularly as anti-tumour (e.g. anti-lymphoma) agents and non-therapeutic uses of these compounds.Type: ApplicationFiled: February 4, 2015Publication date: March 16, 2017Inventors: John Sigurd SVENDSEN, Oystein REKDAL, Johannes EKSTEEN
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Publication number: 20160176923Abstract: The present invention relates to peptides or peptide like molecules and their uses in therapy, in particular as anti-tumour agents.Type: ApplicationFiled: December 14, 2015Publication date: June 23, 2016Inventors: Bengt Erik Haug, Jon Amund Eriksen, John Sigurd Svendsen, Oystein Rekdal
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Patent number: 9241968Abstract: The present invention relates to peptides or peptide like molecules and their uses in therapy, in particular as anti-tumor agents.Type: GrantFiled: September 11, 2009Date of Patent: January 26, 2016Assignee: Lytix Biopharma ASInventors: Bengt Erik Haug, Jon Amund Eriksen, John Sigurd Svendsen, Oystein Rekdal
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Patent number: 9212202Abstract: The present invention relates to a method of improving the resistance of a peptide or peptidomimetic to degradation by trypsin which comprises incorporating into said peptide or peptidomimetic a C-terminal capping group of formula (I): X—Y—Z (I) wherein X is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group which group may incorporate up to 2 heteroatoms selected from N, O and S; Y represents a group selected from —Ra—Rb—, —Ra—Rb—Rb,- and —Rb—Rb—Ra— wherein Ra is C, O, S or N, and Rb is C; each of Ra and Rb, may be substituted by C1-C4 alkyl groups or unsubstituted; and Z is a group comprising 1 to 3 cyclic groups each of 5 or 6 non-hydrogen atoms, 2 or more of the cyclic groups may be fused and one or more of the cyclic groups may be substituted; the Z. moiety incorporates a maximum of 15 non-hydrogen atoms; and wherein the bond between Y and Z is a covalent bond between Ra or Rb of Y and a non-hydrogen atom of one of the cyclic groups of Z.Type: GrantFiled: December 22, 2008Date of Patent: December 15, 2015Assignee: Lytix Biopharma ASInventors: Wenche Stensen, Oystein Rekdal, John Sigurd Svendsen
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Publication number: 20140037657Abstract: The present invention provides a cytotoxic 7 to 25 mer peptide with three or more cationic residues which has one or more non-genetic bulky and lipophilic amino acids, as well as esters, amides, salts and cyclic derivatives thereof as well as methods of preparing the peptides, pharmaceutical compositions containing them and their use as medicaments, particularly as antibacterions or antitumoral agents. In a preferred aspect, the invention provides the use of said peptides in a method of inducing adaptive immunity against tumor growth or establishment in a subject, as well as the use of other lytic agents in a method of inducing adaptive immunity in a subject.Type: ApplicationFiled: August 14, 2012Publication date: February 6, 2014Applicant: LYTIX BIOPHARMA ASInventors: Liv Tone Eliassen, Gerd Berge, Baldur Sveinbjornsson, John Sigurd Svendsen, Oystein Rekdal
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Patent number: 8598114Abstract: The present invention relates to a compound of formula (I) AA-AA-AA-X—Y—Z wherein, in any order, 2 of said AA (amino acid) moieties are cationic amino acids and 1 of said AA is an amino acid with a lipophilic R group, the R group having 14-27 non-hydrogen atoms; X is a N atom, which may be substituted by a branched or unbranched C1-C10 alkyl or aryl group which group may incorporate up to 2 heteroatoms selected from N, O and S; Y represents a group selected from —Ra—Rb—, —Ra—Rb—Rb— and —Rb—Rb—Ra— wherein Ra is C, O, S or N, and Rb is C; each of Ra and Rb may be substituted by C1-C4 alkyl groups or unsubstituted; and Z is a group comprising 1 to 3 cyclic groups each of 5 or 6 non-hydrogen atoms, 2 or more of the cyclic groups may be fused and one or more of the cyclic groups may be substituted; the Z moiety incorporates a maximum of 15 non-hydrogen atoms; and wherein the bond between Y and Z is a covalent bond between Ra or Rb of Y and a non-hydrogen atom of one of the cyclic groups of Z.Type: GrantFiled: December 22, 2008Date of Patent: December 3, 2013Assignee: Lytix Biopharma ASInventors: Wenche Stensen, Bengt Erick Haug, Oystein Rekdal, John Sigurd Svendsen
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Publication number: 20110318364Abstract: The present invention relates to peptides or peptide like molecules and their uses in therapy, in particular as anti-tumour agents.Type: ApplicationFiled: September 11, 2009Publication date: December 29, 2011Applicant: LYTIX BIOPHARMA ASInventors: Bengt Erik Haug, Jon Amund Eriksen, John Sigurd Svendsen, Oystein Rekdal