made of sheet metal

Patents Grantslast 30 patents

  • Information Patent Grant

    Fire rated door

    • Patent number 10,273,746
    • Issue date Apr 30, 2019
    • William F. O'Keeffe
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Framing assembly for a door light

    • Patent number 5,941,032
    • Issue date Aug 24, 1999
    • William John Lydon
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Attachment construction for sheet glass

    • Patent number 5,670,222
    • Issue date Sep 23, 1997
    • Nippon Sheet Glass Co., Ltd.
    • Keisuke Tanaka
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    Tamper-proof window unit

    • Patent number 4,259,818
    • Issue date Apr 7, 1981
    • Anemostat Products Division, Dynamics Corporation of America
    • Carroll Stark
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3720256

    • Patent number 3,720,256
    • Issue date Mar 13, 1973
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3576092

    • Patent number 3,576,092
    • Issue date Apr 27, 1971
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3490178

    • Patent number 3,490,178
    • Issue date Jan 20, 1970
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3487602

    • Patent number 3,487,602
    • Issue date Jan 6, 1970
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3373539

    • Patent number 3,373,539
    • Issue date Mar 19, 1968
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3363385

    • Patent number 3,363,385
    • Issue date Jan 16, 1968
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3242627

    • Patent number 3,242,627
    • Issue date Mar 29, 1966
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3200812

    • Patent number 3,200,812
    • Issue date Aug 17, 1965
    • A21 - BAKING EDIBLE DOUGHS
  • Information Patent Grant

    3164229

    • Patent number 3,164,229
    • Issue date Jan 5, 1965
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3125191

    • Patent number 3,125,191
    • Issue date Mar 17, 1964
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3112534

    • Patent number 3,112,534
    • Issue date Dec 3, 1963
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3076535

    • Patent number 3,076,535
    • Issue date Feb 5, 1963
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3024881

    • Patent number 3,024,881
    • Issue date Mar 13, 1962
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    3006041

    • Patent number 3,006,041
    • Issue date Oct 31, 1961
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2901786

    • Patent number 2,901,786
    • Issue date Sep 1, 1959
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2882561

    • Patent number 2,882,561
    • Issue date Apr 21, 1959
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2867856

    • Patent number 2,867,856
    • Issue date Jan 13, 1959
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2845154

    • Patent number 2,845,154
    • Issue date Jul 29, 1958
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2811754

    • Patent number 2,811,754
    • Issue date Nov 5, 1957
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2795306

    • Patent number 2,795,306
    • Issue date Jun 11, 1957
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2791007

    • Patent number 2,791,007
    • Issue date May 7, 1957
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2714432

    • Patent number 2,714,432
    • Issue date Aug 2, 1955
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2654131

    • Patent number 2,654,131
    • Issue date Oct 6, 1953
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2645827

    • Patent number 2,645,827
    • Issue date Jul 21, 1953
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2642632

    • Patent number 2,642,632
    • Issue date Jun 23, 1953
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Grant

    2614667

    • Patent number 2,614,667
    • Issue date Oct 21, 1952
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

  • Information Patent Application

    DOOR LOCKING SYSTEM

    • Publication number 20200308900
    • Publication date Oct 1, 2020
    • Youngjae CHOI
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS