Patents by Inventor David William Wallace

David William Wallace 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).

  • LOCK WITH TAMPER-EVIDENT SECURITY
    Publication number: 20250215727
    Abstract: A safe with lock tampering capabilities is provided. A lock apparatus includes a lock body, a lock backplate, a lock, and a sensor. The sensor raises an event when a first end and/or a send end of the sensor loses contact with a surface of the lock body and/or a surface of the lock backplate. The event is reported by the safe as a lock tampering event. Whenever the safe loses power and is subsequently restored power, the safe reports a lock tampering event.
    Type: Application
    Filed: March 20, 2025
    Publication date: July 3, 2025
    Inventor: David William Wallace
  • LOCK WITH TAMPER-EVIDENT SECURITY
    Publication number: 20240328198
    Abstract: A safe with lock tampering capabilities is provided. A lock apparatus includes a lock body, a lock backplate, a lock, and a sensor. The sensor raises an event when a first end and/or a send end of the sensor loses contact with a surface of the lock body and/or a surface of the lock backplate. The event is reported by the safe as a lock tampering event. Whenever the safe loses power and is subsequently restored power, the safe reports a lock tampering event.
    Type: Application
    Filed: March 31, 2023
    Publication date: October 3, 2024
    Inventor: David William Wallace
  • METHODS FOR PRODUCING A TOTAL PRODUCT AT SELECTED TEMPERATURES
    Publication number: 20100018902
    Abstract: Method of producing a total product are described. A method includes providing a feed and a supported inorganic salt catalyst to a contacting zone. Contact of the supported inorganic salt catalyst with the feed in the presence of a hydrogen source and steam in the contacting zone at a temperature of at most 1000° C. and a total operating pressure of at most 4 MPa produces the total product.
    Type: Application
    Filed: September 30, 2009
    Publication date: January 28, 2010
    Inventors: Thomas Fairchild Brownscombe, Scott Lee Wellington, Eswarachandra Kumar Paruchuri, Weijian Mo, William Douglas Gillespie, Chen Elizabeth Ramachandran, Susan Secor Pfrehm, David William Wallace