Patents by Inventor Mohammad Ahmadian
Mohammad Ahmadian 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: 9242001Abstract: Here described are compounds of formula I: wherein R1 and R2 is independently selected from a group consisting of C10 to C18 alkyl, C12 to C18 alkenyl, and oleyl group; wherein R3 and R4 are independently selected from a group consisting of C1 to C6 alkyl, and C2 to C6 alkanol; wherein X is selected from a group consisting of —CH2—, —S—, and —O— or absent; wherein Y is selected from —(CH2)n, —S(CH2)n, —O(CH2)n—, thiophene, —SO2(CH2)n—, and ester, wherein n=1-4; wherein a=1-4; wherein b=1-4; wherein c=1-4; and wherein Z is a counterion; as well as compositions and pharmaceutical formulations including compounds of formula I which are useful for the delivery of therapeutic agents; and methods of using these compositions and formulations.Type: GrantFiled: April 18, 2014Date of Patent: January 26, 2016Assignee: NITTO DENKO CORPORATIONInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Zheng Hou, John A. Gaudette, Violetta Akopian, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Priya Karmali, Sridhar C. Nagarajan
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Publication number: 20160015656Abstract: The present invention relates to a pharmaceutical composition and a method for regenerating normal tissue from fibrotic tissue, the pharmaceutical composition and the method employing a collagen-reducing substance. In accordance with the present invention, normal tissue can be therapeutically regenerated from fibrotic tissue.Type: ApplicationFiled: March 7, 2013Publication date: January 21, 2016Inventors: Yoshiro Niitsu, Akihiro Yoneda, Hirotoshi Ishiwatari, Joseph E Payne, John A Gaudette, Zheng Hou, Victor Knopov, Richard P Witte, Mohammad Ahmadian, Loren A Perelman, Yasunobu Tanaka, Violetta Akopian
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Publication number: 20150315591Abstract: The present disclosure provides meroduplex (nicked or gapped) ribonucleic acid molecules (mdRNA) that decreases or silences target gene expression. An mdRNA of this disclosure comprises at least three strands that combine to form at least two non-overlapping double-stranded regions separated by a nick or gap wherein one strand is complementary to a target gene RNA. In addition, the meroduplex may have one or more modifications or substitutions, such as nucleotide base, sugar, terminal cap structure, internucleotide linkage, or any combination of such modifications. Also provided are methods of decreasing expression of a target gene in a cell or in a subject to treat a disease related to altered expression of a target gene.Type: ApplicationFiled: May 28, 2015Publication date: November 5, 2015Applicant: MARINA BIOTECH, INC.Inventors: Steven C. Quay, James McSwiggen, Narendra K. Vaish, Mohammad Ahmadian
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Publication number: 20150258130Abstract: The present disclosure provides meroduplex (nicked or gapped) ribonucleic acid molecules (mdRNA) that decreases or silences target gene expression. An mdRNA of this disclosure comprises at least three strands that combine to form at least two non-overlapping double-stranded regions separated by a nick or gap wherein one strand is complementary to a target gene RNA. In addition, the meroduplex may have one or more modifications or substitutions, such as nucleotide base, sugar, terminal cap structure, internucleotide linkage, or any combination of such modifications. Also provided are methods of decreasing expression of a target gene in a cell or in a subject to treat a disease related to altered expression of a target gene.Type: ApplicationFiled: May 27, 2015Publication date: September 17, 2015Applicant: MARINA BIOTECH, INC.Inventors: Steven C. Quay, James McSwiggen, Narendra K. Vaish, Mohammad Ahmadian
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Publication number: 20150259686Abstract: The present disclosure provides meroduplex (nicked or gapped) ribonucleic acid molecules (mdRNA) that decreases or silences target gene expression. An mdRNA of this disclosure comprises at least three strands that combine to form at least two non-overlapping double-stranded regions separated by a nick or gap wherein one strand is complementary to a target gene RNA. In addition, the meroduplex may have one or more modifications or substitutions, such as nucleotide base, sugar, terminal cap structure, internucleotide linkage, or any combination of such modifications. Also provided are methods of decreasing expression of a target gene in a cell or in a subject to treat a disease related to altered expression of a target gene.Type: ApplicationFiled: May 28, 2015Publication date: September 17, 2015Applicant: MARINA BIOTECH, INC.Inventors: Steven C. Quay, James McSwiggen, Narendra K. Vaish, Mohammad Ahmadian
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Publication number: 20150252369Abstract: A delivery-enhancing peptide comprising the amino acid sequence of SEQ ID NO:11 or salt thereof. This invention is directed towards methods and compositions to administer a double-stranded ribonucleic acid to a mammal so as to effectuate transfection of the double-stranded RNA into a desired tissue of the mammal.Type: ApplicationFiled: December 10, 2014Publication date: September 10, 2015Applicant: MARINA BIOTECH, INC.Inventors: Mohammad Ahmadian, Kunyuan Cui, Lishan Chen, Shu-Chih Chen Quay, Michael E. Houston, JR.
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Patent number: 9074205Abstract: The present disclosure provides meroduplex (nicked or gapped) ribonucleic acid molecules (mdRNA) that decreases or silences target gene expression. An mdRNA of this disclosure comprises at least three strands that combine to form at least two non-overlapping double-stranded regions separated by a nick or gap wherein one strand is complementary to a target gene RNA. In addition, the meroduplex may have one or more modifications or substitutions, such as nucleotide base, sugar, terminal cap structure, internucleotide linkage, or any combination of such modifications. Also provided are methods of decreasing expression of a target gene in a cell or in a subject to treat a disease related to altered expression of a target gene.Type: GrantFiled: October 18, 2007Date of Patent: July 7, 2015Assignee: Marina Biotech, Inc.Inventors: Steven C. Quay, James Mcswiggen, Narendra K. Vaish, Mohammad Ahmadian
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Patent number: 9011903Abstract: Here described are compounds of formula I: wherein R1 and R2 is independently selected from a group consisting of C10 to C18 alkyl, C12 to C18 alkenyl, and oleyl group; wherein R3 and R4 are independently selected from a group consisting of C1 to C6 alkyl, and C2 to C6 alkanol; wherein X is selected from a group consisting of —CH2—, —S—, and —O— or absent; wherein Y is selected from —(CH2)n, —S(CH2)n, —O(CH2)n—, thiophene, —SO2(CH2)n—, and ester, wherein n=1-4; wherein a=1-4; wherein b=1-4; wherein c=1-4; and wherein Z is a counterion; as well as compositions and pharmaceutical formulations including compounds of formula I which are useful for the delivery of therapeutic agents; and methods of using these compositions and formulations.Type: GrantFiled: June 8, 2012Date of Patent: April 21, 2015Assignee: Nitto Denko CorporationInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Zheng Hou, John A. Gaudette, Violetta Akopian, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Priya Karmali, Sridhar C. Nagarajan
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Patent number: 8940857Abstract: A delivery-enhancing peptide comprising the amino acid sequence of SEQ ID NO:11 or salt thereof. This invention is directed towards methods and compositions to administer a double-stranded ribonucleic acid to a mammal so as to effectuate transfection of the double-stranded RNA into a desired tissue of the mammal.Type: GrantFiled: August 30, 2010Date of Patent: January 27, 2015Assignee: Marina Biotech, Inc.Inventors: Mohammad Ahmadian, Kunyuan Cui, Lishan Chen, Shu-Chih Chen, Michael E. Houston, Jr.
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Publication number: 20140356413Abstract: What is described are pharmaceutical compositions comprising a double-stranded nucleic acid molecule comprising a sense strand and an antisense strand wherein the sense and antisense strands are selected from the oligonucleotides described as SERPINH1_2 (SEQ ID NOS: 60 and 127), SERPINH1_45a (SEQ ID NOS: 98 and 165), and SERPINH1_51 (SEQ ID NOS: 101 and 168), and drug carrier comprising a mixture of a retinoid and a lipid vesicle, and methods of using these pharmaceutical compositions to treat a disease associated with hsp47 espresssion, including fibrosis.Type: ApplicationFiled: June 2, 2014Publication date: December 4, 2014Inventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Violetta Akopian, Yasunobu Tanaka, Elena Feinstein, Sharon Avkin-Nahum, Hagar Kalinski, Igor Mett, Kenjiro Minomi, Wenbin Ying, Yun Liu
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Publication number: 20140294934Abstract: Here described are compounds of formula I: wherein R1 and R2 is independently selected from a group consisting of C10 to C18 alkyl, C12 to C18 alkenyl, and oleyl group; wherein R3 and R4 are independently selected from a group consisting of C1 to C6 alkyl, and C2 to C6 alkanol; wherein X is selected from a group consisting of —CH2—, —S—, and —O— or absent; wherein Y is selected from —(CH2)n, —S(CH2)n, —O(CH2)n—, thiophene, —SO2(CH2)n—, and ester, wherein n=1-4; wherein a=1-4; wherein b=1-4; wherein c=1-4; and wherein Z is a counterion; as well as compositions and pharmaceutical formulations including compounds of formula I which are useful for the delivery of therapeutic agents; and methods of using these compositions and formulations.Type: ApplicationFiled: April 18, 2014Publication date: October 2, 2014Applicant: Nitto Denko CorporationInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Zheng Hou, John A. Gaudette, Violetta Akopian, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Priya Karmali, Sridhar C. Nagarajan
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Patent number: 8741867Abstract: What is described are pharmaceutical compositions comprising a double-stranded nucleic acid molecule comprising a sense strand and an antisense strand wherein the sense and antisense strands are selected from the oligonucleotides described as SERPINH1_2 (SEQ ID NOS: 60 and 127), SERPINH1_45a (SEQ ID NOS: 98 and 165), and SERPINH1_51 (SEQ ID NOS: 101 and 168), and drug carrier comprising a mixture of a retinoid and a lipid vesicle, and methods of using these pharmaceutical compositions to treat a disease associated with hsp47 expression, including fibrosis.Type: GrantFiled: June 8, 2012Date of Patent: June 3, 2014Assignee: Nitto Denko CorporationInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Violetta Akopian, Yasunobu Tanaka, Elena Feinstein, Sharon Avkin-Nahum, Hagar Kalinski, Igor Mett, Kenjiro Minomi, Wenbin Ying, Yun Liu
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Patent number: 8664376Abstract: What is described are pharmaceutical compositions comprising a double-stranded nucleic acid molecule comprising a sense strand and an antisense strand wherein the sense and antisense strands are selected from the oligonucleotides described as SERPINH1—2 (SEQ ID NOS: 60 and 127), SERPINH1—45a (SEQ ID NOS: 98 and 165), and SERPINH1—51 (SEQ ID NOS: 101 and 168), and drug carrier comprising a mixture of a retinoid and a lipid vesicle, and methods of using these pharmaceutical compositions to treat a disease associated with hsp47 espresssion, including fibrosis.Type: GrantFiled: June 8, 2012Date of Patent: March 4, 2014Assignee: Nitto Denko CorporationInventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Violetta Akopian, Yasunobu Tanaka, Elena Feinstein, Sharon Avkin-Nahum, Hagar Kalinski, Igor Mett, Kenjiro Minomi, Wenbin Ying, Yun Liu
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Publication number: 20130330401Abstract: The description is directed to ionizable lipids useful for enhancing the delivery of therapeutic agents in liposomes.Type: ApplicationFiled: June 10, 2013Publication date: December 12, 2013Applicant: Nitto Denko CorporationInventors: Joseph E. Payne, John A. Gaudette, Zheng Hou, Mohammad Ahmadian, Lei Yu, Victor Knopov, Violetta Akopian, Priya Karmali, Richard P. Witte, Neda Safarzadeh, Wenbin Ying, Jun Zhang
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Publication number: 20130071467Abstract: What is described are pharmaceutical compositions comprising a double-stranded nucleic acid molecule comprising a sense strand and an antisense strand wherein the sense and antisense strands are selected from the oligonucleotides described as SERPINH1_2 (SEQ ID NOS: 60 and 127), SERPINH1_45a (SEQ ID NOS: 98 and 165), and SERPINH1_51 (SEQ ID NOS: 101 and 168), and drug carrier comprising a mixture of a retinoid and a lipid vesicle, and methods of using these pharmaceutical compositions to treat a disease associated with hsp47 expression, including fibrosis.Type: ApplicationFiled: June 8, 2012Publication date: March 21, 2013Inventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Violetta Akopian, Yasunobu Tanaka, Elena Feinstein, Sharon Avkin-Nahum, Hagar Kalinski, Igor Mett, Kenjiro Minomi, Wenbin Ying, Yun Liu
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Publication number: 20130071478Abstract: What is described are pharmaceutical compositions comprising a double-stranded nucleic acid molecule comprising a sense strand and an antisense strand wherein the sense and antisense strands are selected from the oligonucleotides described as SERPINH1—2 (SEQ ID NOS: 60 and 127), SERPINH1—45a (SEQ ID NOS: 98 and 165), and SERPINH1—51 (SEQ ID NOS: 101 and 168), and drug carrier comprising a mixture of a retinoid and a lipid vesicle, and methods of using these pharmaceutical compositions to treat a disease associated with hsp47 espresssion, including fibrosis.Type: ApplicationFiled: June 8, 2012Publication date: March 21, 2013Inventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Violetta Akopian, Yasunobu Tanaka, Elena Feinstein, Sharon Avkin-Nahum, Hagar Kalinski, Igor Mett, Kenjiro Minomi, Wenbin Ying, Yun Liu
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Publication number: 20130022665Abstract: Here described are compounds of formula I: wherein R1 and R2 is independently selected from a group consisting of C10 to C18 alkyl, C12 to C18 alkenyl, and oleyl group; wherein R3 and R4 are independently selected from a group consisting of C1 to C6 alkyl, and C2 to C6 alkanol; wherein X is selected from a group consisting of —CH2—, —S—, and —O— or absent; wherein Y is selected from —(CH2)n—S(CH2)n, —O(CH2)n—, thiophene, —SO2(CH2)n—, and ester, wherein n=1-4; wherein a=1-4; wherein b=1-4; wherein c=1-4; and wherein Z is a counterion; as well as compositions and pharmaceutical formulations including compounds of formula I which are useful for the delivery of therapeutic agents; and methods of using these compositions and formulations.Type: ApplicationFiled: June 8, 2012Publication date: January 24, 2013Inventors: Yoshiro Niitsu, Victor Knopov, Joseph E. Payne, Zheng Hou, John A. Gaudette, Violetta Akopian, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Priya Karmali
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Publication number: 20130017249Abstract: Here described are compounds consisting of the structure (targeting molecule)m-linker-(targeting molecule)n, wherein the targeting molecule is a retinoid or a fat soluble vitamin having a specific receptor on the target cell; wherein m and n are independently 0, 1, 2 or 3; and wherein the linker comprises a polyethylene glycol (PEG) or PEG-like molecule, as well as compositions and pharmaceutical formulations including these compounds which are useful for the targeting and delivery of therapeutic agents; and methods of using these compositions and pharmaceutical formulations.Type: ApplicationFiled: June 8, 2012Publication date: January 17, 2013Inventors: Yoshiro Niitsu, Joseph E. Payne, John A. Gaudette, Zheng Hou, Victor Knopov, Richard P. Witte, Mohammad Ahmadian, Loren A. Perelman, Yasunobu Tanaka, Violetta Akopian
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Publication number: 20130011922Abstract: The present disclosure provides RNA molecules, for example, meroduplex ribonucleic acid molecules (mdRNA), and blunt ended double-stranded ribonucleic acid molecules capable of decreasing or silencing expression of a target gene. An mdRNA of this disclosure comprises at least three strands that combine to form at least two non-overlapping double-stranded regions separated by a nick or gap wherein one strand is complementary to a target mRNA. Also provided are methods of decreasing expression of a target gene in a cell or in a subject to treat a disease or condition associated with the target gene.Type: ApplicationFiled: December 15, 2011Publication date: January 10, 2013Applicants: F/K/A MDRNA, INC., MARINA BIOTECH, INC.Inventors: STEVEN C. QUAY, JAMES MCSWIGGEN, NARENDRA K. VAISH, MOHAMMAD AHMADIAN
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Publication number: 20110224148Abstract: Compositions that include a polymer conjugate and glucosamine operatively associated with the polymer conjugate, wherein the polymer conjugate includes a first drug, are described herein. Also disclosed herein are methods of using such compositions to treat, ameliorate, or diagnose a disease or condition such as cancer.Type: ApplicationFiled: March 9, 2011Publication date: September 15, 2011Applicant: NITTO DENKO CORPORATIONInventors: Mohammad Ahmadian, Wendy Taylor, Sang Van, Lei Yu