Patents by Inventor Krishan Kumar Puri

Krishan Kumar Puri 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).

  • Refuse holder and vacuum cleaner incorporating a refuse holder
    Patent number: 9955836
    Abstract: A refuse holder for holding refuse in a vacuum cleaner is provided. The refuse holder comprises a collector unit for collection of refuse from air entrained with refuse as the air is moved through the collector unit via air inlet means and air outlet means on configuration of the refuse holder in a vacuuming mode, wherein collector unit retains the refuse as a batch of collected refuse. The refuse holder further comprises a storage unit connectable to the collector unit by outlet means for storage of a plurality of batches of collected refuse from the collector unit, each batch being transferrable to the storage unit on configuration of the refuse holder in a refuse transfer mode. The refuse hold further comprises means for switching the configuration of the refuse holder between vacuuming mode and refuse transfer mode. A vacuum cleaner incorporating the refuse holder is also provided.
    Type: Grant
    Filed: February 22, 2012
    Date of Patent: May 1, 2018
    Assignee: Citywide Machine Wholesale Inc.
    Inventors: Krishan Kumar Puri, Kevin Kumar Puri, Henry Rhodes, Michael Wall
  • REFUSE HOLDER AND VACUUM CLEANER INCORPORATING A REFUSE HOLDER
    Publication number: 20150033497
    Abstract: A refuse holder for holding refuse in a vacuum cleaner is provided. The refuse holder comprises a collector unit for collection of refuse from air entrained with refuse as the air is moved through the collector unit via air inlet means and air outlet means on configuration of the refuse holder in a vacuuming mode, wherein collector unit retains the refuse as a batch of collected refuse. The refuse holder further comprises a storage unit connectable to the collector unit by outlet means for storage of a plurality of batches of collected refuse from the collector unit, each batch being transferrable to the storage unit on configuration of the refuse holder in a refuse transfer mode. The refuse hold further comprises means for switching the configuration of the refuse holder between vacuuming mode and refuse transfer mode. A vacuum cleaner incorporating the refuse holder is also provided.
    Type: Application
    Filed: February 22, 2012
    Publication date: February 5, 2015
    Applicant: CITYWIDE MACHINE WHOLESALE INC.
    Inventors: Krishan Kumar Puri, Kevin Kumar Puri, Henry Rhodes, Michael Wall
  • Air purifying unit
    Patent number: D497664
    Type: Grant
    Filed: September 30, 2003
    Date of Patent: October 26, 2004
    Assignee: Citywide Machine Wholesale Inc.
    Inventor: Krishan Kumar Puri
  • Vacuum cleaner
    Patent number: D416113
    Type: Grant
    Filed: April 23, 1998
    Date of Patent: November 2, 1999
    Assignee: Citywide Machine Wholesale, Inc.
    Inventor: Krishan Kumar Puri