Patents by Inventor David Christopher Marshall

David Christopher Marshall 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).

  • Combination Retractable Leash Assembly and Wearable Locket for Companion Pet
    Publication number: 20130167781
    Abstract: The present invention comprises a retractable leash assembly that may be selectively carried by a user while attached to the collar or other wearable item on a companion pet and carried by the pet while not in use. The leash assembly may be connected to more than one location along the collar or other wearable item for securing the leash assembly to the companion pet. The leash assembly comprises a braking mechanism for stopping the movement of the leash in a preferred embodiment. In a preferred embodiment, the retractable leash assembly provides a full-length leash and weighs less than about 85 g.
    Type: Application
    Filed: January 7, 2013
    Publication date: July 4, 2013
    Inventor: David Christopher Marshall
  • FOOD-BASED UTENSILS AND STORAGE CONTAINERS AND METHODS OF MAKING THE SAME
    Publication number: 20130149282
    Abstract: The disclosure relates to edible and biodegradable eating utensils and edible and biodegradable containers. In one aspect a method of making and preserving an edible and biodegradable utensil or container is disclosed.
    Type: Application
    Filed: December 10, 2012
    Publication date: June 13, 2013
    Inventor: David Christopher Marshall
  • Combination retractable leash assembly and wearable locket for companion pet
    Patent number: 8347824
    Abstract: A retractable leash assembly that may be selectively carried by a user while attached to the collar or other wearable item on a companion pet and carried by the pet while not in use. The leash assembly may be connected to more than one location along the collar or other wearable item for securing the leash assembly to the companion pet. The leash assembly comprises a braking mechanism for stopping the movement of the leash in a preferred embodiment. In a preferred embodiment, the retractable leash assembly provides a full-length leash and weighs less than about 85 g.
    Type: Grant
    Filed: June 24, 2010
    Date of Patent: January 8, 2013
    Inventor: David Christopher Marshall
  • COMBINATION RETRACTABLE LEASH ASSEMBLY AND WEARABLE LOCKET FOR COMPANION PET
    Publication number: 20110315090
    Abstract: The present invention comprises a retractable leash assembly that may be selectively carried by a user while attached to the collar or other wearable item on a companion pet and carried by the pet while not in use. The leash assembly may be connected to more than one location along the collar or other wearable item for securing the leash assembly to the companion pet. The leash assembly comprises a braking mechanism for stopping the movement of the leash in a preferred embodiment. In a preferred embodiment, the retractable leash assembly provides a full-length leash and weighs less than about 85 g.
    Type: Application
    Filed: June 24, 2010
    Publication date: December 29, 2011
    Applicant: LEASHLOCKET, LTD.
    Inventor: David Christopher Marshall
  • Retractable leash
    Patent number: D621562
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: August 10, 2010
    Assignee: LeashLocket, Ltd.
    Inventor: David Christopher Marshall