Patents by Inventor Valentine Chidi Ibekwe

Valentine Chidi Ibekwe 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).

  • Colonic drug delivery formulation
    Patent number: 10668023
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: June 2, 2020
    Assignee: University College London
    Inventors: Abdul Waseh Basit, Valentine Chidi Ibekwe
  • COLONIC DRUG DELIVERY FORMULATION
    Publication number: 20190254980
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Application
    Filed: March 15, 2019
    Publication date: August 22, 2019
    Applicant: UNIVERSITY COLLEGE LONDON
    Inventors: Abdul Waseh BASIT, Valentine Chidi Ibekwe
  • Colonic drug delivery formulation
    Patent number: 10369112
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: August 6, 2019
    Assignee: UNIVERSITY COLLEGE LONDON
    Inventors: Abdul Waseh Basit, Valentine Chidi Ibekwe
  • Colonic drug delivery formulation
    Patent number: 9993435
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: June 12, 2018
    Assignee: UNIVERSITY COLLEGE LONDON
    Inventors: Abdul Waseh Basit, Valentine Chidi Ibekwe
  • COLONIC DRUG DELIVERY FORMULATION
    Publication number: 20180098944
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Application
    Filed: December 7, 2017
    Publication date: April 12, 2018
    Applicant: UNIVERSITY COLLEGE LONDON
    Inventors: Abdul Waseh BASIT, Valentine Chidi IBEKWE
  • COLONIC DRUG DELIVERY FORMULATION
    Publication number: 20150202162
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Application
    Filed: April 1, 2015
    Publication date: July 23, 2015
    Applicant: UNIVERSITY COLLEGE LONDON
    Inventors: Abdul BASIT, Valentine Chidi Ibekwe
  • Colonic drug delivery formulation
    Patent number: 9023368
    Abstract: A delayed release coating comprising a mixture of a first material selected from starch; amylose; amylopectin; chitosan; chondroitin sulfate; cyclodextrin; dextran; pullulan; carrageenan; scleroglucan; chitin; curdulan and levan, and a second material which has a pH threshold at about pH 5 or above, is used to target release of a drug from a core to the intestine, particularly the colon.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: May 5, 2015
    Assignee: University College London
    Inventors: Abdul Waseh Basit, Valentine Chidi Ibekwe