Patents by Inventor Neil John Goodwin

Neil John Goodwin 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).

  • Preparation of opiate analgesics by reductive alkylation
    Patent number: 8318937
    Abstract: A process for preparing a compound of formula (A), (B) or (C): wherein P is H, CH3 or a hydroxyl protecting group; X is O, a protected ketone, OH, a protected hydroxyl group or H; Y is OH, a protected hydroxyl group or H; W is C(CH3)2OH, C(CH3)(C(CH3)3)OH or COCH3; Z is C2-C10 alkyl or C2-C10 arylalkyl; and is a single bond or a double bond, is disclosed. The process is a reductive alkylation in the presence of hydrogen and a reductive alkylation catalyst.
    Type: Grant
    Filed: February 18, 2011
    Date of Patent: November 27, 2012
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Melville Mitchell, Neil Kenneth Thomson, George Scott Wilson, Neil John Goodwin, Maureen Joan Young
  • PREPARATION OF OPIATE ANALGESICS BY REDUCTIVE ALKYLATION
    Publication number: 20120046466
    Abstract: A process for preparing a compound of formula (A), (B) or (C): wherein P is H, CH3 or a hydroxyl protecting group; X is O, a protected ketone, OH, a protected hydroxyl group or H; Y is OH, a protected hydroxyl group or H; W is C(CH3)2OH, C(CH3)(C(CH3)3)OH or COCH3; Z is C2-C10 alkyl or C2-C10 arylalkyl; and is a single bond or a double bond, is disclosed. The process is a reductive alkylation in the presence of hydrogen and a reductive alkylation catalyst.
    Type: Application
    Filed: February 18, 2011
    Publication date: February 23, 2012
    Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
    Inventors: Melville Mitchell, Neil Kenneth Thomson, George Scott Wilson, Neil John Goodwin, Maureen Joan Young
  • Preparation of opiate analgesics by reductive alkylation
    Patent number: 8119803
    Abstract: A process for preparing a compound of formula (A), (B) or (C): wherein P is H, CH3 or a hydroxyl protecting group; X is O, a protected ketone, OH, a protected hydroxyl group or H; Y is OH, a protected hydroxyl group or H; W is C(CH3)2OH, (CH3)(C(CH3)3)OH or COCH3; Z is C2-C10 alkyl or C2-C10 arylalkyl; and is a single bond or a double bond, is disclosed. The process includes reductive alkylation in the presence of hydrogen and a reductive alkylation catalyst.
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: February 21, 2012
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Melville Mitchell, Neil Kenneth Thomson, George Scott Wilson, Neil John Goodwin, Maureen Joan Young
  • PREPARATION OF OPIATE ANALGESICS BY REDUCTIVE ALKYLATION
    Publication number: 20110144341
    Abstract: A process for preparing a compound of formula (A), (B) or (C): wherein P is H, CH3 or a hydroxyl protecting group; X is O, a protected ketone, OH, a protected hydroxyl group or H; Y is OH, a protected hydroxyl group or H; W is C(CH3)2OH, C(CH3)(C(CH3)3)OH or COCH3; Z is C2-C10 alkyl or C2-C10 arylalkyl; and is a single bond or a double bond, is disclosed. The process is a reductive alkylation in the presence of hydrogen and a reductive alkylation catalyst.
    Type: Application
    Filed: February 18, 2011
    Publication date: June 16, 2011
    Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
    Inventors: Melville Mitchell, Neil Kenneth Thomson, George Scott Wilson, Neil John Goodwin, Maureen Joan Young
  • Production of Delta 9 Tetrahydrocannabinol
    Publication number: 20090253783
    Abstract: The present invention provides isolated, purified ?9 THC. In another embodiment, the invention provides pharmaceutical compositions comprising isolated, purified ?9 THC and a pharmaceutically acceptable carrier. In another embodiment, the invention provides methods of preparing pharmaceutical compositions comprising isolated, purified ?9 THC and a pharmaceutically acceptable carrier.
    Type: Application
    Filed: June 18, 2009
    Publication date: October 8, 2009
    Applicant: Resolution Chemicals Limited
    Inventors: Neil John Goodwin, Nicolas James Archer, Christopher Murray, Alan Kenneth Greenwood, Derek Mchattie
  • Production of ? 9 tetrahydrocannabinol
    Patent number: 7524881
    Abstract: ?9 THC acid is obtained from plant material and extracted into an aqueous solvent under conditions of pH control. The acid is converted to a salt and the salt extracted into a polar solvent, yielding acid of high purity. The ?9 THC acid is then converted to ?9 THC which is further purified and combined with a carrier for pharmaceutical use.
    Type: Grant
    Filed: February 3, 2003
    Date of Patent: April 28, 2009
    Assignee: Resolution Chemicals Limited
    Inventors: Neil John Goodwin, Nicolas James Archer, Christopher Murray, Alan Kenneth Greenwood, Derek Mchattie