Patents by Inventor Ansgar Santel
Ansgar Santel 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: 20170296469Abstract: The present invention is related to a lipid composition contained in and/or containing a carrier comprising at least a first lipid component, at least a first helper lipid, and a shielding compound which is optionally removable from the lipid composition under in vivo conditions, whereby the lipid composition containing carrier has an osmolarity of about 50 to 600 mosmole/kg, preferably about 250-350 mosmole/kg, and more preferably about 280 to 320 mosmole/kg, and/or whereby liposomes formed by the first lipid component and/or one or both of the helper lipid and the shielding compound in the carrier have a particle size of about 20 to 200 nm, preferably about 30 to 100 nm, and more preferably about 40 to 80 nm.Type: ApplicationFiled: March 30, 2017Publication date: October 19, 2017Inventors: JORG KAUFMANN, OLIVER KEIL, ANSGAR SANTEL
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Publication number: 20170036990Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: ApplicationFiled: October 20, 2016Publication date: February 9, 2017Inventors: OLIVER KEIL, JORG KAUFMANN, ANSGAR SANTEL
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Patent number: 9486538Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: GrantFiled: August 28, 2015Date of Patent: November 8, 2016Assignee: SILENCE THERAPEUTICS GMBHInventors: Oliver Keil, Jörg Kaufmann, Ansgar Santel
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Patent number: 9458461Abstract: The present invention is related to an siRNA comprising an antisense strand and a sense strand, wherein all or a portion of said antisense strand comprises an antisense duplex region, wherein all or a portion of said sense strand comprises a sense duplex region, wherein said antisense duplex region is at least partially complementary to said sense duplex region, wherein said siRNA comprises a duplex region consisting of said antisense duplex region and said sense duplex region, and wherein: a) said antisense strand comprises a nucleotide sequence of SEQ ID NO: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 68, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102 or 104; or b) said antisense strand comprises an antisense duplex region, all or a portion of which, is complementary to a portion of SEQ ID NO: 1 or 70.Type: GrantFiled: May 29, 2014Date of Patent: October 4, 2016Assignee: SILENCE THERAPEUTICS GMBHInventors: Ansgar Santel, Jörg Kaufmann, Martin Witzenrath
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Publication number: 20150359906Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: ApplicationFiled: August 28, 2015Publication date: December 17, 2015Inventors: OLIVER KEIL, JÖRG KAUFMANN, ANSGAR SANTEL
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Patent number: 9125820Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: GrantFiled: May 23, 2014Date of Patent: September 8, 2015Assignee: SILENCE THERAPEUTICS GMBHInventors: Oliver Keil, Jörg Kaufmann, Ansgar Santel
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Publication number: 20140328903Abstract: The present invention is related to an siRNA comprising an antisense strand and a sense strand, wherein all or a portion of said antisense strand comprises an antisense duplex region, wherein all or a portion of said sense strand comprises a sense duplex region, wherein said antisense duplex region is at least partially complementary to said sense duplex region, wherein said siRNA comprises a duplex region consisting of said antisense duplex region and said sense duplex region, and wherein: a) said antisense strand comprises a nucleotide sequence of SEQ ID NO: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 68, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102 or 104; or b) said antisense strand comprises an antisense duplex region, all or a portion of which, is complementary to a portion of SEQ ID NO: 1 or 70.Type: ApplicationFiled: May 29, 2014Publication date: November 6, 2014Applicant: SILENCE THERAPEUTICS AGInventors: ANSGAR SANTEL, JÖRG KAUFMANN, MARTIN WITZENRATH
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Publication number: 20140329885Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: ApplicationFiled: May 23, 2014Publication date: November 6, 2014Inventors: OLIVER KEIL, JÖRG KAUFMANN, ANSGAR SANTEL
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Patent number: 8829179Abstract: The present invention is related to an siRNA comprising an antisense strand and a sense strand, wherein all or a portion of said antisense strand comprises an antisense duplex region, wherein all or a portion of said sense strand comprises a sense duplex region, wherein said antisense duplex region is at least partially complementary to said sense duplex region, wherein said siRNA comprises a duplex region consisting of said antisense duplex region and said sense duplex region, and wherein: a) said antisense strand comprises a nucleotide sequence of SEQ ID NO: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 68, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102 or 104; or b) said antisense strand comprises an antisense duplex region, all or a portion of which, is complementary to a portion of SEQ ID NO: 1 or 70.Type: GrantFiled: February 18, 2010Date of Patent: September 9, 2014Assignee: Silence Therapeutics GmbHInventors: Ansgar Santel, Jörg Kaufmann, Martin Witzenrath
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Publication number: 20140249207Abstract: The present invention is related to a nucleic acid molecule comprising a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO: 1, whereby the nucleotide core sequence comprises the nucleotide sequence from nucleotide positions 1755 to 1763 of SEQ ID NO: 1; from nucleotide positions 1904 to 1912 of SEQ ID NO: 1; from nucleotide positions 1905 to 1913 of SEQ ID NO: 1; from nucleotide positions 2548 to 2556 of SEQ ID NO: 1; whereby the first stretch is additionallType: ApplicationFiled: May 12, 2014Publication date: September 4, 2014Applicant: Silence Therapeutics GMBHInventors: MANFRED GOSSEN, ANSGAR SANTEL, JORG KAUFMANN
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Patent number: 8735453Abstract: The present invention is related to uses of a composition comprising a pharmaceutically active component and a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: GrantFiled: January 16, 2013Date of Patent: May 27, 2014Assignee: Silence Therapeutics GmbHInventors: Oliver Keil, Jörg Kaufmann, Ansgar Santel
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Patent number: 8722875Abstract: The present invention is related to a nucleic acid molecule comprising a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO: 1, whereby the nucleotide core sequence comprises the nucleotide sequence from nucleotide positions 1755 to 1763 of SEQ ID NO: 1; from nucleotide positions 1904 to 1912 of SEQ.ID.No.Type: GrantFiled: September 23, 2009Date of Patent: May 13, 2014Assignee: Silence Therapeutics GmbHInventors: Manfred Gossen, Ansgar Santel, Jorg Kaufmann
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Patent number: 8357722Abstract: The present invention is related to a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: GrantFiled: September 12, 2011Date of Patent: January 22, 2013Assignee: Silence Therpeutics AGInventors: Oliver Keil, Jorg Kaufmann, Ansgar Santel
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Patent number: 8232256Abstract: The present invention is related to a nucleic acid molecule and uses thereof. The nucleic acid molecule comprises a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least partially complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO:1 (NM_013355).Type: GrantFiled: July 20, 2007Date of Patent: July 31, 2012Assignee: Silence Therapeutics AGInventors: Jorg Kaufmann, Oliver Keil, Ansgar Santel
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Publication number: 20120065138Abstract: The present invention is related to a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: ApplicationFiled: September 12, 2011Publication date: March 15, 2012Applicant: SILENCE THERAPEUTICS AGInventors: OLIVER KEIL, Jorg Kaufmann, Ansgar Santel
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Publication number: 20120022138Abstract: The present invention is related to an siRNA comprising an antisense strand and a sense strand, wherein all or a portion of said antisense strand comprises an antisense duplex region, wherein all or a portion of said sense strand comprises a sense duplex region, wherein said antisense duplex region is at least partially complementary to said sense duplex region, wherein said siRNA comprises a duplex region consisting of said antisense duplex region and said sense duplex region, and wherein: a) said antisense strand comprises a nucleotide sequence of SEQ ID NO: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 68, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102 or 104; or b) said antisense strand comprises an antisense duplex region, all or a portion of which, is complementary to a portion of SEQ ID NO: 1 or 70.Type: ApplicationFiled: February 18, 2010Publication date: January 26, 2012Applicant: SILENCE THERAPEUTICS AGInventors: Ansgar Santel, Jörg Kaufmann, Martin Witzenrath
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Publication number: 20110294871Abstract: The present invention is related to a compound according to formula (I), wherein R1 and R2 are each and independently selected from the group comprising alkyl; n is any integer between 1 and 4; R3 is an acyl selected from the group comprising lysyl, ornithyl, 2,4-diaminobutyryl, histidyl and an acyl moiety according to formula (II), wherein m is any integer from 1 to 3 and Y? is a pharmaceutically acceptable anion.Type: ApplicationFiled: June 30, 2011Publication date: December 1, 2011Applicant: SILENCE THERAPEUTICS AGInventors: OLIVER KEIL, Jorg Kaufmann, Ansgar Santel
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Publication number: 20110217367Abstract: The present invention is related to a nucleic acid molecule comprising a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO: 1, whereby the nucleotide core sequence comprises the nucleotide sequence from nucleotide positions 1755 to 1763 of SEQ ID NO: 1; from nucleotide positions 1904 to 1912 of SEQ. ID. No.Type: ApplicationFiled: September 23, 2009Publication date: September 8, 2011Applicant: SILENCE THERAPEUTICS AGInventors: Manfred Gossen, Ansgar Santel, Jorg Kaufmann
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Publication number: 20090304678Abstract: The present invention is related to a nucleic acid molecule comprising a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least partially complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO:1 (NM_013355), or part thereof, whereby the nucleotide core sequence comprises the nucleotide sequence from nucleotide positions 482 to 500 of SEQ ID NO:1 (SEQ ID NO:2); from nucleotide positions 1555 to 1573 of SEQ ID NO:1 (SEQ ID NO:4); from nucleotide positions 1556 to 1574 of SEQ ID NO:1 (SEQ ID NO:6); from nucleotide positType: ApplicationFiled: July 20, 2007Publication date: December 10, 2009Inventors: Jorg Kaufmann, Oliver Keil, Ansgar Santel
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Publication number: 20090252783Abstract: The present invention is related to a nucleic acid molecule comprising a double-stranded structure, whereby the double-stranded structure comprises a first strand and a second strand, whereby the first strand comprises a first stretch of contiguous nucleotides and said first stretch is at least partially complementary to a target nucleic acid, and whereby the second strand comprises a second stretch of contiguous nucleotides and said second stretch is at least partially complementary to the first stretch, whereby the first stretch comprises a nucleic acid sequence which is at least complementary to a nucleotide core sequence of the nucleic acid sequence according to SEQ ID NO: 1, whereby the nucleotide core sequence comprises the nucleotide sequence from nucleotide positions 1277 to 1295 of SEQ ID NO: 1; from nucleotide positions 2140 to 2158 of SEQ ID NO:1; from nucleotide positions 2391 to 2409 of SEQ ID NO: 1; and whereby the first stretch is additionally at least partially complementary to a region precedType: ApplicationFiled: April 20, 2007Publication date: October 8, 2009Applicant: SILENCE THERAPEUTICS AGInventors: Jorg Kaufmann, Oliver Keil, Ansgar Santel