Patents by Inventor Kevin Pojasek
Kevin Pojasek 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: 8338119Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: GrantFiled: December 13, 2006Date of Patent: December 25, 2012Assignee: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Patent number: 8252749Abstract: The invention features methods, kits, and compositions for generating new hair follicles and growing hair on a subject.Type: GrantFiled: September 27, 2007Date of Patent: August 28, 2012Assignees: Follica, Inc., The Trustees of the University of PennsylvaniaInventors: David Steinberg, Kevin Pojasek, Stephen Prouty, George Cotsarelis, Mayumi Ito
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Publication number: 20120156228Abstract: The invention features methods, kits, and compositions for generating new hair follicles and growing hair on a subject.Type: ApplicationFiled: September 9, 2011Publication date: June 21, 2012Applicants: Follica, Inc., The Trustees Of The University of PennsylvaniaInventors: David Steinberg, Kevin Pojasek, Stephen Prouty, George Cotsarelis, Mayumi Ito
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Publication number: 20120027744Abstract: The invention relates to heparinase III and mutants thereof. Modified forms of heparinase III having reduced enzymatic activity which are useful for a variety of purposes, including sequencing of heparin-like glycosaminoglycans (HLGAGs), removing active heparan sulfate from a solution, inhibition of angiogenesis, etc. have been discovered according to the invention. The invention in other aspects relates to methods of treating cancer and inhibiting tumor cell growth and/or metastasis using heparinase III, or products produced by enzymatic cleavage by heparinase III of HLGAGs.Type: ApplicationFiled: March 30, 2011Publication date: February 2, 2012Applicant: MASSACHUSETTS INSTITUTE OF TECHNOLOGYInventors: DONGFANG LIU, KEVIN POJASEK, ZACHARY SHRIVER, KRISTINE HOLLEY, YOSUF EL-SHABRAWI, GANESH VENKATARAMAN, RAM SASISEKHARAN
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Patent number: 7939292Abstract: The invention relates to heparinase III and mutants thereof. Modified forms of heparinase III having reduced enzymatic activity which are useful for a variety of purposes, including sequencing of heparin-like glycosaminoglycans (HLGAGs), removing active heparan sulfate from a solution, inhibition of angiogenesis, etc. have been discovered according to the invention. The invention in other aspects relates to methods of treating cancer and inhibiting tumor cell growth and/or metastasis using heparinase III, or products produced by enzymatic cleavage by heparinase III of HLGAGs.Type: GrantFiled: October 29, 2008Date of Patent: May 10, 2011Assignee: Massachusetts Institute of TechnologyInventors: Dongfang Liu, Kevin Pojasek, Zachary Shriver, Kristine Holley, Yosuf El-Shabrawi, Ganesh Venkataraman, Ram Sasisekharan
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Publication number: 20100278784Abstract: The invention features methods, kits, and compositions for treating aging-related skin conditions (e.g., wrinkles), pigmentation disorders, acne, and scar formation, as well as methods, kits, and compositions for preventing scar formation.Type: ApplicationFiled: May 15, 2008Publication date: November 4, 2010Applicant: PureTech VenturesInventors: Kevin Pojasek, David Steinberg, Daphne Zohar
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Publication number: 20100120768Abstract: The invention features methods, kits, and compositions for generating new hair follicles and growing hair on a subject.Type: ApplicationFiled: September 27, 2007Publication date: May 13, 2010Inventors: David Steinberg, Kevin Pojasek, Stephen Prouty, George Cotsarelis, Mayumi Ito
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Patent number: 7662604Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: GrantFiled: December 13, 2006Date of Patent: February 16, 2010Assignee: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Patent number: 7592152Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: GrantFiled: December 13, 2006Date of Patent: September 22, 2009Assignee: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Patent number: 7553950Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: GrantFiled: December 13, 2006Date of Patent: June 30, 2009Assignee: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Publication number: 20090105463Abstract: The invention relates, in part, to compositions comprising glycosaminoglycans, fragments of glycosaminoglycans or glycosaminoglycan fractions. The compositions provided can be used in various methods of modulating FGF and/or VEGF activity. The method can be in vitro or in vivo methods. Therefore, the invention also relates, in part, to methods of treating a subject with the compositions provided.Type: ApplicationFiled: March 29, 2006Publication date: April 23, 2009Applicant: Massachusetts Institute of TechnologyInventors: David A. Berry, Kevin Pojasek, Dongfang Liu, Chi-Pong Kwan, Yiwei Qi, Ram Sasisekharan
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Publication number: 20090081635Abstract: The invention relates to heparinase III and mutants thereof. Modified forms of heparinase III having reduced enzymatic activity which are useful for a variety of purposes, including sequencing of heparin-like glycosaminoglycans (HLGAGs), removing active heparan sulfate from a solution, inhibition of angiogenesis, etc. have been discovered according to the invention. The invention in other aspects relates to methods of treating cancer and inhibiting tumor cell growth and/or metastasis using heparinase III, or products produced by enzymatic cleavage by heparinase III of HLGAGs.Type: ApplicationFiled: October 29, 2008Publication date: March 26, 2009Applicant: Massachusetts Institute of TechnologyInventors: DONGFANG LIU, Kevin Pojasek, Zachary Shriver, Kristine Holley, Yosuf El-Shabrawi, Ganesh Venkataraman, Ram Sasisekharan
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Patent number: 7507570Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: GrantFiled: March 10, 2005Date of Patent: March 24, 2009Assignee: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Patent number: 7455986Abstract: The invention relates to heparinase III and mutants thereof. Modified forms of heparinase III having reduced enzymatic activity which are useful for a variety of purposes, including sequencing of heparin-like glycosaminoglycans (HLGAGs), removing active heparan sulfate from a solution, inhibition of angiogenesis , etc. have been discovered according to the invention. The invention in other aspects relates to methods of treating cancer and inhibiting tumor cell growth and/or metastasis using heparinase III, or products produced by enzymatic cleavage by heparinase III of HLGAGs.Type: GrantFiled: July 22, 2005Date of Patent: November 25, 2008Assignee: Massachusetts Institute of Technology, Inc.Inventors: Dongfang Liu, Kevin Pojasek, Zachary Shriver, Kristine Holley, Yosuf El-Shabrawi, Ganesh Venkataraman, Ram Sasisekharan
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Patent number: 7390633Abstract: The invention relates to heparinase III and mutants thereof. Modified forms of heparinase III having reduced enzymatic activity which are useful for a variety of purposes, including sequencing of heparin-like glycosaminoglycans (HLGAGs), removing active heparan sulfate from a solution, inhibition of angiogenesis, etc. have been discovered according to the invention. The invention in other aspects relates to methods of treating cancer and inhibiting tumor cell growth and/or metastasis using heparinase III, or products produced by enzymatic cleavage by heparinase III of HLGAGs.Type: GrantFiled: April 18, 2006Date of Patent: June 24, 2008Assignee: Massachusetts Institute of TechnologyInventors: Dongfang Liu, Kevin Pojasek, Zachary Shriver, Kristine Holley, Yosuf El-Shabrawi, Ganesh Venkataraman, Ram Sasisekharan
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Publication number: 20070224670Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: ApplicationFiled: December 13, 2006Publication date: September 27, 2007Applicant: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Publication number: 20070202563Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: ApplicationFiled: December 13, 2006Publication date: August 30, 2007Applicant: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Publication number: 20070148157Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: ApplicationFiled: December 13, 2006Publication date: June 28, 2007Applicant: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Publication number: 20070148740Abstract: The invention relates to chondroitinase ABC I and uses thereof. In particular, the invention relates to recombinant and modified chondroitinase ABC I, their production and their uses. The chondroitinase ABC I enzymes of the invention are useful for a variety of purposes, including degrading and analyzing polysaccharides such as glycosaminoglycans (GAGs). These GAGs can include chondroitin sulfate, dermatan sulfate, unsulfated chondroitin and hyaluronan. The chondroitinase ABC I enzymes can also be used in therapeutic methods such as promoting nerve regeneration, promoting stroke recovery, treating spinal cord injury, treating epithelial disease, treating infections and treating cancer.Type: ApplicationFiled: December 13, 2006Publication date: June 28, 2007Applicant: Massachusetts Institute of TechnologyInventors: Vikas Prabhakar, Ishan Capila, Rahul Raman, Carlos Bosques, Kevin Pojasek, Ram Sasisekharan
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Publication number: 20070065424Abstract: The invention relates to rationally designed polysaccharide lyases and uses thereof. In particular, the invention relates to modified chondroitinase B. The modified chondroitinase B enzymes of the invention are useful for a variety of purposes, including cleaving and sequencing polysaccharides such as glycosaminoglycans (GAGs) as well as removing polysaccharides from a solution. The invention also includes methods of inhibiting anticoagulant activity, inhibiting angiogenesis, treating cancer, and inhibiting maternal malarial infection.Type: ApplicationFiled: September 8, 2006Publication date: March 22, 2007Applicant: Massachusetts Institute of TechnologyInventors: Kevin Pojasek, Rahul Raman, Ram Sasisekharan