Patents by Inventor Andres Bravo

Andres Bravo 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).

  • Access door with lift assist
    Patent number: 9303441
    Abstract: The invention described herein relates to a utility vault door, or access door, positionable between closed, partially opened, and fully opened orientations and including at least one compression spring lift-assist mechanism for countering the weight of the vault door when positioning between the various orientations. The door may be selectively locked in the partially opened orientation and opened sufficiently for the convenient ingress and egress of large equipment therethrough.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: April 5, 2016
    Assignee: U.S.F. Fabrication, Inc.
    Inventors: Andres Bravo, Wolters Acosta, Marvin Ernesto Lopez
  • Access Door with Lift Assist
    Publication number: 20150218773
    Abstract: The invention described herein relates to a utility vault door, or access door, positionable between closed, partially opened, and fully opened orientations and including at least one compression spring lift-assist mechanism for countering the weight of the vault door when positioning between the various orientations. The door may be selectively locked in the partially opened orientation and opened sufficiently for the convenient ingress and egress of large equipment therethrough.
    Type: Application
    Filed: February 14, 2014
    Publication date: August 6, 2015
    Applicant: U.S.F. FABRICATION, INC.
    Inventors: Andres Bravo, Wolters Acosta, Marvin Ernesto Lopez
  • Hearing aid mold
    Patent number: 8867767
    Abstract: A mold for earpiece devices either to connect an earphone to the ear canal or to act as a cover or plug thereof, allowing to prevent the development of ear diseases comprising: a mold placed in the ear canal and/or ear shell, adjusted to its shape, and whose external border is in direct contact with the user's skin; and a metallic piece with biocide properties, located inside the mold at a distance close to the border thereof; wherein the metallic piece is adjusted from inside the mold (10) to the shape of the external contour thereof, allowing that only the mold is in direct contact with the skin, and encompassing all the zones where contact is produced.
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: October 21, 2014
    Inventor: Gustavo Andres Bravo Cordero
  • HEARING AID MOLD
    Publication number: 20130142378
    Abstract: A mold for earpiece devices either to connect an earphone to the ear canal or to act as a cover or plug thereof, allowing to prevent the development of ear diseases comprising: a mold placed in the ear canal and/or ear shell, adjusted to its shape, and whose external border is in direct contact with the user's skin; and a metallic piece with biocide properties, located inside the mold at a distance close to the border thereof; wherein the metallic piece is adjusted from inside the mold (10) to the shape of the external contour thereof, allowing that only the mold is in direct contact with the skin, and encompassing all the zones where contact is produced.
    Type: Application
    Filed: November 14, 2012
    Publication date: June 6, 2013
    Inventor: Gustavo Andres BRAVO CORDERO