Patents by Inventor Ernest R. Pariser
Ernest R. Pariser 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: 20090247738Abstract: The present invention relates to a purified, easily produced poly-?-1?4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a ?-1?4 conformation, and which in free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: June 10, 2009Publication date: October 1, 2009Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6864245Abstract: The present invention relates to a purified, easily produced poly-?-1?4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in ?-1?4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: July 11, 2003Date of Patent: March 8, 2005Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6743783Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: December 6, 2001Date of Patent: June 1, 2004Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6686342Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: March 12, 2003Date of Patent: February 3, 2004Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6649599Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: December 5, 2001Date of Patent: November 18, 2003Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielstein, Ernest R. Pariser, Mike Helton
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Publication number: 20030212040Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: March 12, 2003Publication date: November 13, 2003Applicant: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6630459Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: December 5, 2001Date of Patent: October 7, 2003Assignee: Marine Polymers TechnologiesInventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6610668Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: May 29, 2001Date of Patent: August 26, 2003Assignee: Marine Polymers TechnologiesInventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6599720Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: December 5, 2001Date of Patent: July 29, 2003Assignee: Marine Polymer TechnologiesInventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Publication number: 20020106792Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: December 5, 2001Publication date: August 8, 2002Applicant: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Publication number: 20020098579Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: December 5, 2001Publication date: July 25, 2002Applicant: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Publication number: 20020091101Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: December 5, 2001Publication date: July 11, 2002Applicant: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Publication number: 20010055807Abstract: The present invention relates to a purified, easily produced poly-&bgr;-1→4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a &bgr;-1→4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: ApplicationFiled: May 29, 2001Publication date: December 27, 2001Applicant: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 6063911Abstract: The present invention relates to methods and compositions comprising at least one endothelin antagonist, preferably in combination with a poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide matrix, for use in the treatment of cancer and other proliferative diseases. The endothelin antagonist can be a peptide or non-peptide compound, and the p-GlcNAc matrix of the invention is comprised of a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. The compositions and methods of the invention are useful for inhibiting the growth of tumors and other neoplastic cells and/or for inhibiting the metastasis of neoplastic cells in vivo.Type: GrantFiled: December 22, 1998Date of Patent: May 16, 2000Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser
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Patent number: 5858350Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: June 6, 1995Date of Patent: January 12, 1999Assignee: Marine Polymer TechnologiesInventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 5846952Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species useful in drug compositions. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: June 6, 1995Date of Patent: December 8, 1998Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 5686115Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species useful in collagen copolymers. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: June 6, 1995Date of Patent: November 11, 1997Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 5635493Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species useful in drug compositions. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: June 6, 1995Date of Patent: June 3, 1997Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 5624679Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: June 6, 1995Date of Patent: April 29, 1997Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton
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Patent number: 5622834Abstract: The present invention relates to a purified, easily produced poly-.beta.-1.fwdarw.4-N-acetylglucosamine (p-GlcNAc) polysaccharide species. The p-GlcNAc of the invention is a polymer of high molecular weight whose constituent monosaccharide sugars are attached in a .beta.-1.fwdarw.4 conformation, and which is free of proteins, and substantially free of single amino acids, and other organic and inorganic contaminants. In addition, derivatives and reformulations of p-GlcNAc are described. The present invention further relates to methods for the purification of the p-GlcNAc of the invention from microalgae, preferably diatom, starting sources. Still further, the invention relates to methods for the derivatization and reformulation of the p-GlcNAc. Additionally, the present invention relates to the uses of pure p-GlcNAc, its derivatives, and/or its reformulations.Type: GrantFiled: December 1, 1993Date of Patent: April 22, 1997Assignee: Marine Polymer Technologies, Inc.Inventors: John N. Vournakis, Sergio Finkielsztein, Ernest R. Pariser, Mike Helton