Patents by Inventor Christine Dreis

Christine Dreis 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).

  • Sunless tanning compounds and compositions
    Patent number: 9987211
    Abstract: The invention provides sunless tanning compositions comprising a compounds of formula (I): or a salt thereof as described herein as well as methods for tanning mammalian skin by contacting the skin with the compounds of formula (I) or compositions comprising compounds of formula (I).
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: June 5, 2018
    Assignee: Regents of the University of Minnesota
    Inventors: Robert Vince, Abbas Raza, Christine Dreis
  • SUNLESS TANNING COMPOUNDS AND COMPOSITIONS
    Publication number: 20170000712
    Abstract: The invention provides sunless tanning compositions comprising a compounds of formula (I): or a salt thereof as described herein as well as methods for tanning mammalian skin by contacting the skin with the compounds of formula (I) or compositions comprising compounds of formula (I).
    Type: Application
    Filed: July 2, 2014
    Publication date: January 5, 2017
    Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Robert Vince, Abbas Raza, Christine Dreis
  • Agents that prevent or repair skin damage
    Patent number: 9403778
    Abstract: The invention provides compounds of formula I: or a salt thereof as described herein. The invention also provides dermatological compositions comprising a compound of formula I or mixtures of one or more compounds of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I and therapeutic methods for protecting skin or DNA from photodamage or repairing photodamaged skin or DNA.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: August 2, 2016
    Assignee: Regents of the University of Minnesota
    Inventors: Robert Vince, Abbas Raza, Christine Dreis
  • Open chained or fused 1,1?-alkylene-bis-uracil derivatives, useful in skin UV-protection
    Patent number: 9364406
    Abstract: The invention provides compounds of formula I; or a salt thereof as described herein. The invention also provides dermatological compositions comprising a compound of formula I or mixtures of one or more compounds of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I and therapeutic methods for protecting skin or DNA from photodamage or repairing photodamaged skin or DNA.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: June 14, 2016
    Assignee: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Robert Vince, Abbas Raza, Christine Dreis
  • OPEN CHAINED OR FUSED 1,1 '-ALKYLENE-BIS-URACIL DERIVATIVES, USEFUL IN SKIN UV-PROTECTION
    Publication number: 20150231051
    Abstract: The invention provides compounds of formula I; or a salt thereof as described herein. The invention also provides dermatological compositions comprising a compound of formula I or mixtures of one or more compounds of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I and therapeutic methods for protecting skin or DNA from photodamage or repairing photodamaged skin or DNA.
    Type: Application
    Filed: October 11, 2013
    Publication date: August 20, 2015
    Applicant: REGENTS OF THE UNIVERSITY OF MINNESOTA
    Inventors: Robert Vince, Abbas Raza, Christine Dreis
  • AGENTS THAT PREVENT OR REPAIR SKIN DAMAGE
    Publication number: 20140350036
    Abstract: The invention provides compounds of formula I: or a salt thereof as described herein. The invention also provides dermatological compositions comprising a compound of formula I or mixtures of one or more compounds of formula I, processes for preparing compounds of formula I, intermediates useful for preparing compounds of formula I and therapeutic methods for protecting skin or DNA from photodamage or repairing photodamaged skin or DNA.
    Type: Application
    Filed: January 11, 2013
    Publication date: November 27, 2014
    Inventors: Robert Vince, Abbas Raza, Christine Dreis