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DuraSystems Patents

The following DuraSystems’ products, or portions thereof, are protected by patents in the United States, Canada, and elsewhere. Additional patents for the products listed below may be pending in the United States, Canada, or elsewhere.
Other DuraSystems products not listed here may be protected by one or more patents in the United States, Canada, and elsewhere.
 
This web page is provided to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of Section 16 of the America Invents Act (AIA) and 35 U.S.C. § 287.

 

DuraDuct™ HP and DuraDuct™ GNX:

  • US 7,195,290
  • CA 2,450,977

 

DuraDuct™ KEX and DuraDuct™ LXD (2HR):

  • US 9,557,071
  • US 9,976,768
  • US 10,024,569

 

DuraDuct™ SED and DuraDuct™ LXD:

  • US 9,976,768
  • US 10,024,569

 

DuraSystems Grease Duct Access Door:

  • US 8,276,319
  • CA 2,357,078

 

DuraSystems Cable Tray Enclosure:

  • US 8,178,781
  • CA 2,691,316