Patents by Inventor Margaret Anne Butt

Margaret Anne Butt 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).

  • 6-{2 -[1-(6-methyl-3-pyridazinyl)-4-piperidinyl]ethoxy}-3-ethoxy-1,2-benzisoxazole bis-dihydrogenphosphate salt (1:2)
    Patent number: 9206171
    Abstract: This invention relates to antiviral agents, in particular to salts useful in the treatment of infections caused by Picornaviridae, such as human rhinovirus (HRV) and methods for their preparation. In one embodiment, the invention relates to a bis-dihydrogenphophate salt having the formula: The invention also relates to the use of these salts in the treatment of picornavirus infections. The salts of this invention are especially suitable for use in the treatment of HRV, however it is to be understood that the invention is also applicable to other viruses of the picornavirus family.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: December 8, 2015
    Assignee: BIOTA SCIENTIFIC MANAGEMENT PTY LTD
    Inventors: Jane Ryan, Margaret Anne Butt
  • ANTIVIRAL SALTS
    Publication number: 20140179710
    Abstract: This invention relates to antiviral agents, in particular to salts useful in the treatment of infections caused by Picornaviridae, such as human rhinovirus (HRV) and methods for their preparation. The invention also relates to the use of these salts in the treatment of picornavirus infections. The salts of this invention are especially suitable for use in the treatment of HRV, however it is to be understood that the invention is also applicable to other viruses of the picornavirus family.
    Type: Application
    Filed: September 10, 2013
    Publication date: June 26, 2014
    Applicant: Biota Scientific Management Pty Ltd.
    Inventors: Jane Ryan, Margaret Anne Butt
  • Antiviral 6-{2-[1-(6-methyl-3-pyridazinyl)-4-piperidinyl]ethoxy}-3-ethoxy-1,2-benzisoxazole bis-dihydrogen-phosphate salts
    Patent number: 8580791
    Abstract: Novel acid addition salts of 6-{2-[1-(6-methyl-3-pyridazinyl)-4-piperidinyl]ethoxy}-3-ethoxy-1,2-benzisoxazole of following formula are disclosed, particularly a crystalline form of a bis-dihydrogenphosphate salt: Such compounds have particular advantages with regard to treatment of picornaviruses. Related pharmaceutical compositions and methods of treating a picornavirus infection are also disclosed.
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: November 12, 2013
    Assignee: Biota Scientific Management Pty Ltd
    Inventors: Jane Ryan, Margaret Anne Butt
  • ANTIVIRAL SALTS
    Publication number: 20110144118
    Abstract: This invention relates to antiviral agents, in particular to salts useful in the treatment of infections caused by Picornaviridae, such as human rhinovirus (HRV) and methods for their preparation. The invention also relates to the use of these salts in the treatment of picornavirus infections. The salts of this invention are especially suitable for use in the treatment of HRV, however it is to be understood that the invention is also applicable to other viruses of the picornavirus family.
    Type: Application
    Filed: May 27, 2009
    Publication date: June 16, 2011
    Applicant: BIOTA SCIENTIFIC MANAGEMENT PTY LTD
    Inventors: Jane Ryan, Margaret Anne Butt