Patents by Inventor Pankaj Modi

Pankaj Modi 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).

  • Patent number: 6350432
    Abstract: A pharmaceutical composition solubilized in a propellant that can be administered buccally or to the lungs using a metered dose dispenser is provided. The composition comprises a pharmaceutical agent; glycerin and/or polyglycerin; phenol and/or methyl phenol; and at least one absorption enhancing compound. A pressurized container with the composition and a methods of making the composition are also provided.
    Type: Grant
    Filed: March 19, 1999
    Date of Patent: February 26, 2002
    Assignee: Generex Pharmaceuticals Incorporated
    Inventor: Pankaj Modi
  • Patent number: 6350458
    Abstract: Pharmaceutical compositions comprising a macromolecular pharmaceutical agent in micellar form are disclosed. The micelles are formed from an alkali metal alkyl sulfate, and at least one additional micelle-forming compound as described in the specification. An alkali metal salicylate and a pharmaceutically acceptable edetate are also included in the composition. Micelle size ranges between about 1 and 10 nanometers. Methods for making and using the compositions are also disclosed.
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: February 26, 2002
    Assignee: Generex Pharmaceuticals Incorporated
    Inventor: Pankaj Modi
  • Patent number: 6315984
    Abstract: A pressurized container with an aerosol pharmaceutical formulation, and a process for making the formulation, are provided. The formulation comprises a pharmaceutical agent, a phenol, glycerin or polyglycerin, and an additional ingredient such as an alkali metal alkyl sulfate, polidocanol alkyl ether or the like. The formulation is placed in the pressurized container, which is then charged with a propellant. A method of treating a medical condition, by spraying the formulation into the mouth or lungs, is also provided.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: November 13, 2001
    Assignee: Generex Pharmaceuticals, Inc.
    Inventor: Pankaj Modi
  • Patent number: 6312665
    Abstract: A mixed micellar aerosol pharmaceutical formulation is provided. The formulation comprises a pharmaceutical agent, an alkali metal alkyl sulphate, at least three micelle-forming compounds, a phenol and a propellant. The propellant provides enchanced absorption of the pharmaceutical agent in the buccal region. A process of making and a method of administering the composition are also included.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: November 6, 2001
    Assignee: Generex Pharmaceuticals Incorporated
    Inventor: Pankaj Modi
  • Patent number: 6294153
    Abstract: An aerosol pharmaceutical formulation for pulmonary and nasal delivery is provided. The formulation comprises a pharmaceutical agent, water, a phenol and a propellant. Optionally, an excipient such as glycerin or polyglycerin, lysine or polylysine, or other salts, flavoring or coloring agents, protease inhibitors or stabilizers can be added. A method of administering the formulation with a metered dose dispenser, and a dispenser containing the formulation are also provided.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: September 25, 2001
    Assignee: Generex Pharmaceuticals, Inc.
    Inventor: Pankaj Modi
  • Patent number: 6290987
    Abstract: A mixed liposome pharmaceutical formulation with multilamellar vesicles is provided. The formulation comprises a pharmaceutical agent, water, an alkali metal alkyl sulfate, at least one membrane mimetic amphiphile, and at least one phospholipid. When aerosol delivery is intended, the formulation also comprises a propellant and a phenol. A metered dose dispenser containing the formulation, as well as a method of administering the formulation, are also provided.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: September 18, 2001
    Assignee: Generex Pharmaceuticals, Inc.
    Inventor: Pankaj Modi
  • Patent number: 6271200
    Abstract: A mixed liposome pharmaceutical composition with multilamellar vesicles is provided. The vesicles are comprised of a pharmaceutical agent, membrane-mimetic amphiphiles and various phospholipids. A method of making the composition using high speed mixing of the amphiphiles and phospholipids is also provided.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: August 7, 2001
    Assignee: Generex Pharmaceuticals Inc.
    Inventor: Pankaj Modi
  • Patent number: 6231882
    Abstract: A mixed micellar pharmaceutical formulation includes a micellar proteinic pharmaceutical agent, an alkali metal C8 to C22 alkyl sulphate, alkali metal salicylate, a pharmaceutically acceptable edetate and at least one absorption enhancing compounds. The absorption enhancing compounds are selected from the group consisting of lecithin, hyaluronic acid, pharmaceutically acceptable salts of hyaluronic acid, octylphenoxypolyethoxyethanol, glycolic acid, lactic acid, chamomile extract, cucumber extract, oleic acid, linolenic acid, borage oil, evening of primrose oil, trihydroxy oxo cholanylglycine, glycerin, polyglycerin, lysine, polylysine, triolein and mixtures thereof. The amount of each absorption enhancing compound is present in a concentration of from 1 to 10 wt./wt. % of the total formulation, and the total concentration of absorption enhancing compounds are less than 50 wt./wt. % of the formulation.
    Type: Grant
    Filed: December 21, 1998
    Date of Patent: May 15, 2001
    Assignee: Generex Pharmaceuticals Inc.
    Inventor: Pankaj Modi
  • Patent number: 6221378
    Abstract: A mixed micellar pharmaceutical formulation includes a micellar proteinic pharmaceutical agent, an lkali metal C8 to C22 alkyl sulphate, alkali metal salicylate, a pharmaceutically acceptable edetate and at least one absorption enhancing compounds. The absorption enhancing compounds are selected from the group consisting of lecithin, hyaluronic acid, pharmaceutically acceptable salts of hyaluronic acid, octylphenoxypolyethoxyethanol, glycolic acid, lactic acid, chamomile extract, cucumber extract, oleic acid, linolenic acid, borage oil, evening of primrose oil, trihydroxy oxo cholanylglycine, glycerin, polyglycerin, lysine, polylysine, triolein and mixtures thereof. The amount of each absorption enhancing compound is present in a concentration of from 1 to 10 wt./wt. % of the total formulation, and the total concentration of absorption enhancing compounds are less than 50 wt./wt. % of the formulation.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: April 24, 2001
    Assignee: Generex Pharmaceuticals Incorporated
    Inventor: Pankaj Modi
  • Patent number: 6214375
    Abstract: A liposome pharmaceutical composition is provided. The liposomes are comprised of a medicinally active agent, at least three phospholipids and at least two biodegradable polymers. The liposomes can be used for delivery of various cosmetics and drugs, and can be administered orally, topically or by injection.
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: April 10, 2001
    Assignee: Generex Pharmaceuticals, Inc.
    Inventor: Pankaj Modi
  • Patent number: 6193997
    Abstract: A mixed liposome pharmaceutical formulation with multilamellar vesicles, comprises a proteinic pharmaceutical agent, water, an alkali metal lauryl sulphate in a concentration of from 1 to 10 wt./wt. %, at least one membrane-mimetic amphiphile and at least one phospholipid.
    Type: Grant
    Filed: September 27, 1998
    Date of Patent: February 27, 2001
    Assignee: Generex Pharmaceuticals Inc.
    Inventor: Pankaj Modi
  • Patent number: 6017545
    Abstract: A mixed micellar pharmaceutical formulation includes a micellar proteinic pharmaceutical agent, an alkali metal lauryl sulphate, alkali metal salicylate, a pharmaceutically acceptable edetate and at least one absorption enhancing compounds. The absorption enhancing compounds are selected from the group consisting of lecithin, hyaluronic acid, pharmaceutically acceptable salts of hyaluronic acid, octylphenoxypolyethoxyethanol, glycolic acid, lactic acid, chamomile extract, cucumber extract, oleic acid, linolenic acid, borage oil, evening of primrose oil, trihydroxy oxo cholanylglycine, glycerin, polyglycerin, lysine, polylysine, triolein and mixtures thereof. The amount of each absorption enhancing compound is present in a concentration of from 1 to 10 wt./wt. % of the total formulation, and the total concentration of absorption enhancing compounds are less than 50 wt./wt. % of the formulation.
    Type: Grant
    Filed: February 10, 1998
    Date of Patent: January 25, 2000
    Inventor: Pankaj Modi
  • Patent number: 5653987
    Abstract: A liquid pharmaceutical agent formulation suitable for oral or nasal delivery comprises a proteinic pharmaceutical agent, water and at least two absorption enhancing compounds. The absorption enhancing compounds are selected from sodium salicylate, sodium lauryl sulphate, disodium ethylenediaminetetraacetic acid (disodium EDTA), oleic acid, linoleic acid, monoolein, lecithin, lysolecithin, deoxycholate, sodium deoxycholate, chenodeoxycholate, taurodeoxycholate, glycochenodeoxycholate, polyoxyethylene X-lauryl ether wherein X is from 9 to 20, sodium tauro-24, 25-dihydrofusidate, polyoxyethylene ether, polyoxyethylene sorbitan esters, p-t-octylphenoxypolyoxyethylene, N-lauryl-.beta.-D-maltopyranoside, 1-dodecylazacycloheptane-2-azone and phospholipids, wherein the amount of each of the absorption enhancing compounds is present in a concentration of from 1 to 10 wt./wt. % of the total formulation. Preferably each of the absorption enhancing compounds is present in a concentration of from 1.5 to 3.5 wt./wt.
    Type: Grant
    Filed: May 16, 1995
    Date of Patent: August 5, 1997
    Inventors: Pankaj Modi, Subash Chandarana
  • Patent number: 5569468
    Abstract: A controlled release oral formulation, for human vaccines, are formed in microspherical form. The vaccine is suspended in a polymer matrix. The polymer matrix is formed from at least two highly water soluble biodegradable polymers, selected for example from starch, crosslinked starch, ficoll, polysucrose, polyvinyl alcohol, gelatine, hydroxymethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxypropyl-ethyl cellulose, hydroxypropyl-methyl cellulose, sodium carboxymethyl cellulose, cellulose acetate, sodium alginate, polymaleic anhydride esters, polyortho esters, polyethyteneimine, polyethylene glycol, methoxypolyethylene glycol, ethoxypolyethylene glycol, polyethylene oxide,poly(1,3 bis(p-carboxyphenoxy) propane-co-sebacic anhydride, N,N-diethylaminoacetate, block copolymers of polyoxyethylene and polyoxypropylene. The microspheres are coated with a (d,1 lactide-glycolide) copolymer. The coating makes the microspheres more resistant to enzymatic degradation.
    Type: Grant
    Filed: February 17, 1994
    Date of Patent: October 29, 1996
    Inventor: Pankaj Modi
  • Patent number: 5417982
    Abstract: A controlled release formulation for use with a variety of drugs or hormones are formed in microspherical form. The drug or hormone, e.g. bovine somatropine, is suspended in a polymer matrix. The polymer matrix is formed from at least two highly water soluble biodegradable polymers, selected for example from starch, crosslinked starch, ficoll, polysucrose, polyvinyl alcohol, gelatine, hydroxymethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxypropyl-ethyl cellulose, hydroxypropyl-methyl cellulose, sodium carboxymethyl cellulose, cellulose acetate, sodium alginate, polymaleic anhydride esters, polyortho esters, polyethyleneimine, polyethylene glycol, methoxypolyethylene glycol, ethoxypolyethylene glycol, polyethylene oxide,poly(1,3 bis(p-carboxyphenoxy) propane-co-sebacic anhydride, N,N-diethylaminoacetate, block copolymers of polyoxyethylene and polyoxypropylene. The microspheres are coated with a (d,1 lactide-glycolide) copolymer.
    Type: Grant
    Filed: February 17, 1994
    Date of Patent: May 23, 1995
    Inventor: Pankaj Modi