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David Rosenwasser

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  • Norwood, NJ, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of weaving links and resulting product
    • Patent number 7,444,801
    • Issue date Nov 4, 2008
    • Avraham Rozenvasser
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Simulated chains with flexible sections
    • Patent number 7,343,729
    • Issue date Mar 18, 2008
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Method of forming chain links
    • Patent number 7,143,571
    • Issue date Dec 5, 2006
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,993,896
    • Issue date Feb 7, 2006
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,945,028
    • Issue date Sep 20, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-faceted jewelry link and chain
    • Patent number D508869
    • Issue date Aug 30, 2005
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,918,242
    • Issue date Jul 19, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,904,746
    • Issue date Jun 14, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Slalum chain
    • Patent number 6,892,521
    • Issue date May 17, 2005
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Non round faceted hollow link
    • Patent number 6,826,900
    • Issue date Dec 7, 2004
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Jewelry rope chain
    • Patent number 6,807,800
    • Issue date Oct 26, 2004
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Link with offset gap
    • Patent number 6,802,177
    • Issue date Oct 12, 2004
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Grant

    Multi-faceted jewelry link and chain
    • Patent number D483288
    • Issue date Dec 9, 2003
    • D&W Jewelry, Inc.
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Jewelry chain
    • Patent number D483289
    • Issue date Dec 9, 2003
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Jewelry chain
    • Patent number D482634
    • Issue date Nov 25, 2003
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Cross-sectional shapes for hollow link chain
    • Patent number 6,644,008
    • Issue date Nov 11, 2003
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Jewelry chain
    • Patent number D481645
    • Issue date Nov 4, 2003
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Jewelry chain
    • Patent number D480980
    • Issue date Oct 21, 2003
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Method of forming chain links
    • Patent number 6,484,488
    • Issue date Nov 26, 2002
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Jewelry chain
    • Patent number D465741
    • Issue date Nov 19, 2002
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Cross-sectional shapes for hollow link chain
    • Patent number 6,460,323
    • Issue date Oct 8, 2002
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Round wire jewelry chain
    • Patent number D462287
    • Issue date Sep 3, 2002
    • David Rosenwasser
    • D11 - Jewelry, symbolic insignia, and ornaments
  • Information Patent Grant

    Chain link, a jewelry chain and a method of forming the same by con...
    • Patent number 6,389,790
    • Issue date May 21, 2002
    • D & W Jewelry Inc. (NY Corporation)
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Reinforced serpentine rope chain
    • Patent number 6,311,470
    • Issue date Nov 6, 2001
    • D&W Jewelry, Inc.
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Oval faceted jewelry rope chain
    • Patent number 6,263,658
    • Issue date Jul 24, 2001
    • D&W Jewelry, Inc.
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Modified gap for jewelry rope chain link
    • Patent number 6,158,206
    • Issue date Dec 12, 2000
    • D&W Jewelry, Inc.
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    Perforated metal jewelry
    • Publication number 20070000284
    • Publication date Jan 4, 2007
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Method of weaving links and resulting product
    • Publication number 20060032208
    • Publication date Feb 16, 2006
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Simulated chains with flexible sections
    • Publication number 20060032209
    • Publication date Feb 16, 2006
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Method of forming chain links
    • Publication number 20050268592
    • Publication date Dec 8, 2005
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Link with offset gap
    • Publication number 20040107689
    • Publication date Jun 10, 2004
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Method of forming chain links
    • Publication number 20040074221
    • Publication date Apr 22, 2004
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Mesh chain
    • Publication number 20030209033
    • Publication date Nov 13, 2003
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Jewelry rope chain
    • Publication number 20030150203
    • Publication date Aug 14, 2003
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Non round faceted hollow link
    • Publication number 20030150204
    • Publication date Aug 14, 2003
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Method of forming chain links
    • Publication number 20030110756
    • Publication date Jun 19, 2003
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Slalum chain
    • Publication number 20030106337
    • Publication date Jun 12, 2003
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Cross-sectional shapes for hollow link chain
    • Publication number 20030029156
    • Publication date Feb 13, 2003
    • David Rosenwasser
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Method of forming chain links
    • Publication number 20020104307
    • Publication date Aug 8, 2002
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of forming chain links
    • Publication number 20020095930
    • Publication date Jul 25, 2002
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Method of forming chain links
    • Publication number 20020056267
    • Publication date May 16, 2002
    • David Rosenwasser
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...