TREA

William J. Platt

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  • Collingdate, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wall liner
    • Patent number 8,938,926
    • Issue date Jan 27, 2015
    • Worthington Armstrong Venture
    • Brett W. Sareyka
    • E04 - BUILDING
  • Information Patent Grant

    Single-layered web beam for a suspended ceiling
    • Patent number 8,590,274
    • Issue date Nov 26, 2013
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Single-layered web beam for a panel suspended ceiling
    • Patent number 8,590,275
    • Issue date Nov 26, 2013
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Suspended ceiling gusset stay
    • Patent number 8,578,673
    • Issue date Nov 12, 2013
    • Worthington Armstrong Venture
    • Joseph J. Kelly
    • E04 - BUILDING
  • Information Patent Grant

    Single layered web beam for a drywall suspended ceiling
    • Patent number 8,572,930
    • Issue date Nov 5, 2013
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Suspended ceiling cloud with flexible panel
    • Patent number 8,096,089
    • Issue date Jan 17, 2012
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Stab-in connector
    • Patent number 7,926,238
    • Issue date Apr 19, 2011
    • Worthington Armstrong Venture
    • Brett W. Sareyka
    • E04 - BUILDING
  • Information Patent Grant

    Seismic main beam connection
    • Patent number 7,788,872
    • Issue date Sep 7, 2010
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Beam for a drywall ceiling soffit
    • Patent number 7,669,374
    • Issue date Mar 2, 2010
    • Worthington Armstrong Venture
    • Donald C. Miller
    • E04 - BUILDING
  • Information Patent Grant

    Stab-in connector with expansion relief
    • Patent number 7,661,236
    • Issue date Feb 16, 2010
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Suspended ceiling grid network utilizing seismic separation joint c...
    • Patent number 7,614,195
    • Issue date Nov 10, 2009
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Suspended ceiling segment
    • Patent number 7,578,107
    • Issue date Aug 25, 2009
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Hook connector with plastic fire relief
    • Patent number 7,520,095
    • Issue date Apr 21, 2009
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Perimeter clip for seismic ceilings
    • Patent number 7,293,393
    • Issue date Nov 13, 2007
    • Worthington Armstrong Venture
    • Joseph J. Kelly
    • E04 - BUILDING
  • Information Patent Grant

    Molding for suspended panel ceiling
    • Patent number 7,278,243
    • Issue date Oct 9, 2007
    • Worthington Armstrong Venture
    • Rick J. Jones
    • E04 - BUILDING
  • Information Patent Grant

    Molding for drywall ceiling grid
    • Patent number 7,240,460
    • Issue date Jul 10, 2007
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Grid for a suspended ceiling
    • Patent number 6,763,642
    • Issue date Jul 20, 2004
    • Worthington Armstrong Venture
    • William J. Platt
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Beam for drywall ceiling
    • Patent number 6,722,098
    • Issue date Apr 20, 2004
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Ceiling grid with seal
    • Patent number 6,701,686
    • Issue date Mar 9, 2004
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Main beam connection
    • Patent number 6,523,313
    • Issue date Feb 25, 2003
    • Worthington Armstrong Venture
    • Yu Lin
    • E04 - BUILDING
  • Information Patent Grant

    Compression relief section
    • Patent number 6,351,919
    • Issue date Mar 5, 2002
    • Worthington Armstrong Venture
    • Yu Lin
    • E04 - BUILDING
  • Information Patent Grant

    Beam
    • Patent number 6,138,416
    • Issue date Oct 31, 2000
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Grid framework for suspended ceiling
    • Patent number 5,839,246
    • Issue date Nov 24, 1998
    • Worthington Armstrong Venture
    • Daniel C. Ziegler
    • E04 - BUILDING
  • Information Patent Grant

    Decorative suspended ceiling
    • Patent number 5,390,456
    • Issue date Feb 21, 1995
    • National Rolling Mills, Inc.
    • William J. Platt
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Method of making a beam for a decorative suspended ceiling
    • Patent number 5,279,033
    • Issue date Jan 18, 1994
    • National Rolling Mills, Inc.
    • William J. Platt
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Decorative suspended ceiling
    • Patent number 5,241,798
    • Issue date Sep 7, 1993
    • National Rolling Mills, Inc.
    • William J. Platt
    • B44 - DECORATIVE ARTS
  • Information Patent Grant

    Perimeter clip
    • Patent number 5,046,294
    • Issue date Sep 10, 1991
    • National Rolling Mills, Inc.
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Fire-rated beam with expansion relief section
    • Patent number RE33501
    • Issue date Dec 25, 1990
    • National Rolling Mills, Inc.
    • William J. Platt
    • 052 - Static structures
  • Information Patent Grant

    Method of forming a spring-like fire strip
    • Patent number 4,955,134
    • Issue date Sep 11, 1990
    • National Rolling Mills, Inc.
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Grant

    Compression leg
    • Patent number 4,926,607
    • Issue date May 22, 1990
    • National Rolling Mills, Inc.
    • William J. Platt
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    Noise damper
    • Publication number 20130042560
    • Publication date Feb 21, 2013
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Suspended ceiling gusset stay
    • Publication number 20090301010
    • Publication date Dec 10, 2009
    • Worthington Armstrong Venture
    • Joseph J. Kelly
    • E04 - BUILDING
  • Information Patent Application

    Suspended ceiling cloud with flexible panel
    • Publication number 20090277117
    • Publication date Nov 12, 2009
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Seismic main beam connection
    • Publication number 20090223146
    • Publication date Sep 10, 2009
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Wall liner
    • Publication number 20090126304
    • Publication date May 21, 2009
    • Worthington Armstrong Venture
    • Brett W. Sareyka
    • E04 - BUILDING
  • Information Patent Application

    Wall liner
    • Publication number 20090126305
    • Publication date May 21, 2009
    • Worthington Armstrong Venture
    • Brett W. Sareyka
    • E04 - BUILDING
  • Information Patent Application

    Beam for a drywall ceiling soffit
    • Publication number 20080245018
    • Publication date Oct 9, 2008
    • Worthington Armstrong Venture
    • Donald C. Miller
    • E04 - BUILDING
  • Information Patent Application

    Suspended ceiling grid network utilizing seismic separation joint c...
    • Publication number 20080060306
    • Publication date Mar 13, 2008
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Single-layered web beam for a suspended ceiling
    • Publication number 20070277466
    • Publication date Dec 6, 2007
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Single-layered web beam for a drywall suspended ceiling
    • Publication number 20070277467
    • Publication date Dec 6, 2007
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Single-layered web beam for a panel suspended ceiling
    • Publication number 20070277468
    • Publication date Dec 6, 2007
    • Worthington Armstrong Venture
    • William J. Platt
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Suspended ceiling segment
    • Publication number 20070130869
    • Publication date Jun 14, 2007
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Hook connector with plastic fire relief
    • Publication number 20060260244
    • Publication date Nov 23, 2006
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Molding for suspended panel ceiling
    • Publication number 20060010812
    • Publication date Jan 19, 2006
    • Worthington Armstrong Venture
    • Rick J. Jones
    • E04 - BUILDING
  • Information Patent Application

    Molding for drywall ceiling grid
    • Publication number 20060010811
    • Publication date Jan 19, 2006
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Stab-in connector
    • Publication number 20050166509
    • Publication date Aug 4, 2005
    • Worthington Armstrong Venture
    • Brett W. Sareyka
    • E04 - BUILDING
  • Information Patent Application

    Stab-in connector with expansion relief
    • Publication number 20050166523
    • Publication date Aug 4, 2005
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Perimeter clip for seismic ceilings
    • Publication number 20050160696
    • Publication date Jul 28, 2005
    • Joseph J. Kelly
    • E04 - BUILDING
  • Information Patent Application

    Grid for a suspended ceiling
    • Publication number 20030226322
    • Publication date Dec 11, 2003
    • Worthington Armstrong Venture
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Beam for drywall ceiling
    • Publication number 20030154686
    • Publication date Aug 21, 2003
    • William J. Platt
    • E04 - BUILDING
  • Information Patent Application

    Main beam connection
    • Publication number 20020124496
    • Publication date Sep 12, 2002
    • Worthington Armstrong Venture
    • Yu Lin
    • E04 - BUILDING