Patents by Inventor Michael L. Porter

Michael L. Porter 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).

  • Vacuum extension
    Patent number: 9113763
    Abstract: An attachment for an upright vacuum cleaner which can be pivoted from a first position for cleaning a wide area to a position providing a nozzle which is capable of reaching narrow areas to permit cleaning in corners and around obstacles.
    Type: Grant
    Filed: April 23, 2013
    Date of Patent: August 25, 2015
    Inventor: Michael L. Porter
  • VACUUM EXTENSION
    Publication number: 20130283564
    Abstract: An attachment for an upright vacuum cleaner which can be pivoted from a first position for cleaning a wide area to a position providing a nozzle which is capable of reaching narrow areas to permit cleaning in corners and around obstacles.
    Type: Application
    Filed: April 23, 2013
    Publication date: October 31, 2013
    Inventor: Michael L. Porter