Patents by Inventor Paul W. Sylvester

Paul W. Sylvester 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: 10874635
    Abstract: Vitamin E compositions, methods of making such compositions and therapeutic uses of vitamin E compositions are disclosed. Compositions of matter comprising a tocotrienol making up at least 15 dry basis weight percent of the composition of matter and a constituent selected from a triglyceride and a triglyceride ester, wherein upon mixing of the composition of matter with water the tocotrienol based composition is substantially emulsified; and wherein upon mixing of the composition of matter with water a resulting emulsion has an intensity-weighed mean droplet size of less than 700 nm are also disclosed.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: December 29, 2020
    Assignee: First Tech International Limited
    Inventors: Sami Mahmoud Nazzal, Paul W. Sylvester, Alaadin Y. Alayoubi
  • Patent number: 9180113
    Abstract: Compositions containing tocotrienol, non-tocotrienol lipids and surface active agents; compositions containing particles having a statin and a tocotrienol wherein the particle size is less than 1000 nm; and microemulsions containing a statin and a tocotrienol are disclosed. Methods relating to the creation of such compositions and the use of such compositions are further disclosed.
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: November 10, 2015
    Assignee: First Tech International Limited
    Inventors: Sami Mahmoud Nazzal, Paul W. Sylvester
  • Patent number: 9115145
    Abstract: Compositions of matter including (R)-2,5,6,8-tetramethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine and (R)-2,6,8-trimethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine are disclosed herein. Further disclosed are methods of preparation of such compounds and the use of such compounds as anticancer agents.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: August 25, 2015
    Assignee: FIRST TECH INTERNATIONAL LIMITED
    Inventors: Khalid A. El Sayed, Paul W. Sylvester, Fathy A. Behery
  • Patent number: 8969303
    Abstract: Esters of tocotrienols having pharmacological activities pertinent to the treatment of breast cancer and other forms of cancer are disclosed herein. Among those compounds is (Z)-4-oxo-4-((R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yloxy)but-2-enoic acid. Tocotrienol esters were used to inhibit the growth and migration of +SA mammary epithelial cells and highly metastatic human breast cancer MDA-MB-231 cells respectively.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: March 3, 2015
    Assignee: First Tech International Limited
    Inventors: Khalid A. El Sayed, Paul W. Sylvester
  • Publication number: 20140329808
    Abstract: Compositions of matter including (R)-2,5,6,8-tetramethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine and (R)-2,6,8-trimethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine are disclosed herein. Further disclosed are methods of preparation of such compounds and the use of such compounds as anticancer agents.
    Type: Application
    Filed: July 21, 2014
    Publication date: November 6, 2014
    Inventors: Khalid A. El Sayed, Paul W. Sylvester, Fathy A. Behery
  • Patent number: 8816071
    Abstract: Compositions of matter including (R)-2,5,6,8-tetramethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine and (R)-2,6,8-trimethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine are disclosed herein. Further disclosed are methods of preparation of such compounds and the use of such compounds as anticancer agents.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: August 26, 2014
    Assignee: First Tech International Limited
    Inventors: Khalid A. El Sayed, Paul W. Sylvester, Fathy A. Behery
  • Publication number: 20130165435
    Abstract: Compositions of matter including (R)-2,5,6,8-tetramethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine and (R)-2,6,8-trimethyl-8-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)-1,2,3,8,9,10-hexahydrochromeno[5,6-e][1,3]oxazine are disclosed herein. Further disclosed are methods of preparation of such compounds and the use of such compounds as anticancer agents.
    Type: Application
    Filed: November 30, 2012
    Publication date: June 27, 2013
    Inventors: Khalid A. El Sayed, Paul W. Sylvester, Fathy A. Behery
  • Publication number: 20130143866
    Abstract: Compositions of matter including ?-tocotrienol and SU11274 are disclosed herein. A variety of Met kinase inhibitors may be used in conjunction with tocotrienols in the treatment or prevention of cancer. Combinations of ?-tocotrienol and SU11274 inhibit the cell growth of +SA mammary tumor cells.
    Type: Application
    Filed: December 2, 2012
    Publication date: June 6, 2013
    Inventor: Paul W. Sylvester
  • Publication number: 20130101644
    Abstract: Vitamin E compositions, methods of making such compositions and therapeutic uses of vitamin E compositions are disclosed. Compositions of matter comprising a tocotrienol making up at least 15 dry basis weight percent of the composition of matter and a constituent selected from a triglyceride and a triglyceride ester, wherein upon mixing of the composition of matter with water the tocotrienol based composition is substantially emulsified; and wherein upon mixing of the composition of matter with water a resulting emulsion has an intensity-weighed mean droplet size of less than 700 nm are also disclosed.
    Type: Application
    Filed: October 19, 2012
    Publication date: April 25, 2013
    Inventors: Sami Mahmoud Nazzal, Paul W. Sylvester, Alaadin Y. Alayoubi
  • Patent number: 8268786
    Abstract: Compounds are disclosed relating to the treatment of cancer that include tocotrienols and derivatives of tocotrienols including 2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-ylphenylsulfonylcarbamate; (R)-2,8-dimethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yl tosylcarbamate; and (R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yl benzylcarbamate. Therapeutic uses of these types of compounds are also taught.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: September 18, 2012
    Assignee: First Tech International Limited
    Inventors: Paul W. Sylvester, Khalid A. El Sayed
  • Publication number: 20110196030
    Abstract: Esters of tocotrienols having pharmacological activities pertinent to the treatment of breast cancer and other forms of cancer are disclosed herein. Among those compounds is (Z)-4-oxo-4-((R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yloxy)but-2-enoic acid. Tocotrienol esters were used to inhibit the growth and migration of +SA mammary epithelial cells and highly metastatic human breast cancer MDA-MB-231 cells respectively.
    Type: Application
    Filed: February 4, 2011
    Publication date: August 11, 2011
    Inventors: Khalid A. El Sayed, Paul W. Sylvester
  • Publication number: 20110052704
    Abstract: Compositions containing tocotrienol, non-tocotrienol lipids and surface active agents; compositions containing particles having a statin and a tocotrienol wherein the particle size is less than 1000 nm; and microemulsions containing a statin and a tocotrienol are disclosed. Methods relating to the creation of such compositions and the use of such compositions are further disclosed.
    Type: Application
    Filed: September 1, 2010
    Publication date: March 3, 2011
    Applicant: First Tech International Limited
    Inventors: Sami Mahmoud Nazzal, Paul W. Sylvester
  • Publication number: 20100273869
    Abstract: Compounds are disclosed relating to the treatment of cancer that include tocotrienols and derivatives of tocotrienols including 2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-ylphenylsulfonylcarbamate; (R)-2,8-dimethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yl tosylcarbamate; and (R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trienyl)chroman-6-yl benzylcarbamate. Therapeutic uses of these types of compounds are also taught.
    Type: Application
    Filed: April 23, 2010
    Publication date: October 28, 2010
    Applicant: FIRST TECH INTERNATIONAL LIMITED
    Inventors: Paul W. Sylvester, Khalid A. El Sayed