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John F. Sovis

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  • Twinsburg, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum cleaner
    • Patent number D405929
    • Issue date Feb 16, 1999
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Wet/dry vacuum cleaner
    • Patent number D384448
    • Issue date Sep 30, 1997
    • Royal Appliance Mfg. Co.
    • Paul D. Stephens
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Compact air path construction for vacuum cleaner
    • Patent number 5,606,770
    • Issue date Mar 4, 1997
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Combined wet/dry vacuum cleaner with a detachable blower
    • Patent number D373862
    • Issue date Sep 17, 1996
    • Royal Appliance Mfg. Co.
    • Paul D. Stephens
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Compact air path construction for vacuum cleaner
    • Patent number 5,446,943
    • Issue date Sep 5, 1995
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D359604
    • Issue date Jun 20, 1995
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Valving structure for air passageways of floor nozzle and auxiliary...
    • Patent number 5,247,720
    • Issue date Sep 28, 1993
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Wheel construction for vacuum cleaner
    • Patent number 5,222,786
    • Issue date Jun 29, 1993
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D322338
    • Issue date Dec 10, 1991
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D319517
    • Issue date Aug 27, 1991
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 4,959,885
    • Issue date Oct 2, 1990
    • Royal Applicance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D309807
    • Issue date Aug 7, 1990
    • Royal Appliance Manufacturing Co.
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Vacuum cleaner
    • Patent number D309204
    • Issue date Jul 10, 1990
    • Royal Appliance Manufacturing Co.
    • John F. Sovis
    • D32 - Washing, cleaning, or drying machine
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,918,781
    • Issue date Apr 24, 1990
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,891,861
    • Issue date Jan 9, 1990
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Adaptor and bag insert
    • Patent number 4,800,614
    • Issue date Jan 31, 1989
    • Royal Appliance Mfg. Co.
    • James J. Kopco
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,791,699
    • Issue date Dec 20, 1988
    • Royal Appliance Manufacturing Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,788,740
    • Issue date Dec 6, 1988
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,741,070
    • Issue date May 3, 1988
    • Royal Appliance Manufacturing Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Brush speed indicator
    • Patent number 4,731,898
    • Issue date Mar 22, 1988
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,730,362
    • Issue date Mar 15, 1988
    • Royal Appliance Manufacturing Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Hand vacuum cleaner
    • Patent number 4,633,543
    • Issue date Jan 6, 1987
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Vacuum cleaner
    • Patent number 4,547,206
    • Issue date Oct 15, 1985
    • Royal Appliance Mfg. Co.
    • John F. Sovis
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...