Patents by Inventor Joseph L. Mulcahy

Joseph L. Mulcahy 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).

  • Air filtering self-propelled upright vacuum cleaner
    Publication number: 20010039691
    Abstract: Disclosed is a unique and novel air filtrating, self-propelled upright vacuum cleaner. The filtration system utilizes a HEPA-rated air filter as a final filtering element. The disclosed vacuum cleaner contains numerous other features including a self-propelled drive mechanism.
    Type: Application
    Filed: July 3, 2001
    Publication date: November 15, 2001
    Inventors: Vincent L. Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer T. Kontio, Joseph L. Mulcahy, William R. Reimer, Timothy P. Toohill
  • Air filtering self-propelled upright vacuum cleaner
    Patent number: 6308374
    Abstract: Disclosed is a unique and novel air filtering, self-propelled upright vacuum cleaner. The filtration system utilizes a HEPA-rated air filter as a final filtering element. The disclosed vacuum cleaner contains numerous other features including a self-propelled drive mechanism.
    Type: Grant
    Filed: April 17, 2000
    Date of Patent: October 30, 2001
    Assignee: White Consolidated Industries, Inc.
    Inventors: Vincent L. Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer T. Kontio, Joseph L. Mulcahy, William R. Reimer, Timothy P. Toohill
  • Air filtrating self-propelled upright vacuum cleaner
    Patent number: 6085382
    Abstract: Disclosed is a unique and novel air filtrating, self-propelled upright vacuum cleaner. The filtration system utilizes a HEPA-rated air filter as a final filtering element. The disclosed vacuum cleaner contains numerous other features including a self-propelled drive mechanism.
    Type: Grant
    Filed: October 25, 1997
    Date of Patent: July 11, 2000
    Assignee: White Consolidated Industries, Inc.
    Inventors: Vincent L. Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer T. Kontio, Joseph L. Mulcahy, William R. Reimer, Timothy P. Toohill
  • Vacuum cleaner bag cover with enlarged access opening
    Patent number: 5390392
    Abstract: The present invention is directed towards a vacuum cleaner bag cover which provides an enlarged access opening into the interior thereof. The vacuum cleaner bag, which is designed to enclose a removable dirt filtering and collecting bag, includes a main section and a front panel section. In a first embodiment, the front panel section is connected to the main section by a pair of parallel, vertically oriented zippers and a top member which snap-fits over the top of the main section. In a second embodiment, the front panel section is permanently attached to the main section along one edge, and releasably attached at an opposite edge by a vertically-oriented zipper. An interior frame is provided to vertically support the vacuum cleaner bag cover. In the first embodiment, access to the interior of the vacuum cleaner bag cover is gained by sliding the zippers downwardly, pulling the bag cover top member off the vacuum cleaner bag cover and folding the front panel section downwardly.
    Type: Grant
    Filed: May 17, 1993
    Date of Patent: February 21, 1995
    Assignee: White Consolidated Industries, Inc.
    Inventors: Joyce K. Thomas, Michael R. Oetting, Joseph L. Mulcahy