-
Ceiling systems
-
Patent number 11,293,178
-
Issue date Apr 5, 2022
-
AWI Licensing LLC
-
Todd M. Bergman
-
E04 - BUILDING
-
-
Ceiling systems
-
Patent number 10,711,461
-
Issue date Jul 14, 2020
-
AWI Licensing LLC
-
Todd M. Bergman
-
E04 - BUILDING
-
-
-
-
-
-
-
Hub with locking mechanism
-
Patent number 8,678,330
-
Issue date Mar 25, 2014
-
Flexhead Industries, Inc.
-
Paul S. Silcox
-
E04 - BUILDING
-
Hub with locking mechanism
-
Patent number 8,272,615
-
Issue date Sep 25, 2012
-
Flexhead Industries, Inc.
-
Paul S. Silcox
-
E04 - BUILDING
-
-
-
-
-
Ceiling or wall unit
-
Patent number 4,679,617
-
Issue date Jul 14, 1987
-
Elpan, Aps
-
Erick C. V. Keldmann
-
F24 - HEATING RANGES VENTILATING
-
Ceiling panel
-
Patent number 4,646,500
-
Issue date Mar 3, 1987
-
Frenger Troughton Limited
-
Ian W. Smith
-
F24 - HEATING RANGES VENTILATING
-
-
-
Construction element
-
Patent number 4,145,852
-
Issue date Mar 27, 1979
-
Gerhard Hahn
-
F24 - HEATING RANGES VENTILATING
-
3104731
-
Patent number 3,104,731
-
Issue date Sep 24, 1963
-
E04 - BUILDING
-
2805842
-
Patent number 2,805,842
-
Issue date Sep 10, 1957
-
F24 - HEATING RANGES VENTILATING