Patents by Inventor Christopher Worrall

Christopher Worrall 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).

  • Polymorphic forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one
    Patent number: 10442805
    Abstract: Polymorphs of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are disclosed. Solvent forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are also disclosed.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: October 15, 2019
    Assignee: Gilead Calistoga LLC
    Inventors: Suzanne Buttar, Ernest Carra, Tracy Ehiwe, Duong Tran, Fang Wang, Christopher Worrall, Jerry Evarts
  • POLYMORPHIC FORMS OF A HYDROCHLORIDE SALT OF (S)-2-(1-(9H-PURIN-6-YLAMINO)PROPYL)-5-FLUORO-3-PHENYLQUINAZOLIN-4(3H)-ONE
    Publication number: 20180009811
    Abstract: Polymorphs of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are disclosed. Solvent forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are also disclosed.
    Type: Application
    Filed: June 16, 2017
    Publication date: January 11, 2018
    Inventors: Suzanne BUTTAR, Ernest CARRA, Tracy EHIWE, Duong TRAN, Fang WANG, Christopher WORRALL, Jerry Evarts
  • Polymorphic forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one
    Patent number: 9708327
    Abstract: Polymorphs of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are disclosed. Solvent forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are also disclosed.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: July 18, 2017
    Assignee: GILEAD CALISTOGA LLC
    Inventors: Suzanne Buttar, Ernest Carra, Tracy Ehiwe, Duong Tran, Fang Wang, Christopher Worrall, Jerry Evarts
  • POLYMORPHIC FORMS OF A HYDROCHLORIDE SALT OF (S)-2-(1-(9H-PURIN-6-YLAMINO)PROPYL)-5-FLUORO-3-PHENYLQUINAZOLIN-4(3H)-ONE
    Publication number: 20150175606
    Abstract: Polymorphs of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are disclosed. Solvent forms of a hydrochloride salt of (S)-2-(1-(9H-purin-6-ylamino)propyl)-5-fluoro-3-phenylquinazolin-4(3H)-one, compositions thereof, methods for their preparation, and methods for their use are also disclosed.
    Type: Application
    Filed: December 18, 2014
    Publication date: June 25, 2015
    Inventors: Suzanne Buttar, Ernest Carra, Tracy Ehiwe, Duong Tran, Fang Wang, Christopher Worrall
  • Cycloalkanone derivatives
    Patent number: 6939479
    Abstract: Described herein are compounds of formula I wherein M1, M2 and M3 have the meanings recited in the disclosure, liquid crystalline mixtures and polymers containing them, and the use of the compounds of formula I, the liquid crystalline mixtures and the polymers containing them in optical and electrooptical devices like liquid crystal displays or projection systems, patterned films and optical elements like polarizers, retardation films, compensators, color filters, holographic elements or polarization beam splitters, for photoswitching, in anisotropic membranes for the permeation of gases or fluids, adhesives, synthetic resins with anisotropic mechanical properties, cosmetic or pharmaceutical compositions, UV absorbers and sunscreens, diagnostics or liquid crystal pigments, for decorative and security applications, in nonlinear optics, optical information storage or as dopants.
    Type: Grant
    Filed: April 5, 2002
    Date of Patent: September 6, 2005
    Assignee: Merck Patent GmbH
    Inventors: Louise Diane Farrand, Christopher Worrall, Owain Llyr Parri, Ian Victor Edward Hassall, Julian Frederick Samuel Vaughan-Spickers
  • Photoisomerizable compounds
    Patent number: 6849203
    Abstract: The invention relates to photoisomerizable compounds of formula I wherein A, Z, L, R, R1, k, m and r are defined herein.
    Type: Grant
    Filed: April 5, 2002
    Date of Patent: February 1, 2005
    Assignee: Merck Patent Gesellschaft Mit Beschraenkter Haftung
    Inventors: Louise Diane Farrand, Christopher Worrall, Owain Llyr Parri
  • Mono-, oligo- and polymers of benzo[b]thiophene and 2,2?-bisbenzo[b]thiophene and their use as charge transport materials
    Patent number: 6695978
    Abstract: Conjugated mono-, oligo- and polymers of benzo[b]thiophene and bisbenzo[b]thiophene are useful as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices.
    Type: Grant
    Filed: September 27, 2002
    Date of Patent: February 24, 2004
    Assignee: Merck Patent Gesellschaft mit beschraenkter Haftung
    Inventors: Christopher Worrall, Martin Heeney, Steven Tierney, Louise Diane Farrand, Mark Giles, Marcus Thompson, Maxim Shkunov, David Sparrowe, Iain McCulloch
  • Mono-, oligo- and polymers of benzo[b]thiophene and 2,2'-bisbenzo[b]thiophene and their use as charge transport materials
    Publication number: 20030085381
    Abstract: Conjugated mono-, oligo- and polymers of benzo[b]thiophene and bisbenzo[b]thiophene are useful as semiconductors or charge transport materials in optical, electrooptical or electronic devices including field effect transistors, electroluminescent, photovoltaic and sensor devices.
    Type: Application
    Filed: September 27, 2002
    Publication date: May 8, 2003
    Applicant: Merck Patent GmbH
    Inventors: Christopher Worrall, Martin Heeney, Steven Tierney, Louise Diane Farrand, Mark Giles, Marcus Thompson, Maxim Shkunov, David Sparrowe, Iain McCulloch
  • Photoisomerizable compounds
    Publication number: 20020187282
    Abstract: The invention relates to photoisomerizable compounds of formula I 1
    Type: Application
    Filed: April 5, 2002
    Publication date: December 12, 2002
    Inventors: Louise Diane Farrand, Christopher Worrall, Owain Llyr Parri