Patents

The products listed below are protected by patents in the United States. You may enter the item number in the box below to find the product of interest. Please note that these and our other products may be protected by additional patents not listed here and may have patents pending.

  • Showing 1-25 of 70 Items
Item Number Item Name Patent(s)
04905 Bungee Safety Flag 6851163
23001-105 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23001-119 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23001-150 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23002-119 Ganyon Push Pull Rotate Door Knob D691448, 9121200, 9371671
23002-150 Ganyon Push Pull Rotate Door Knob D691448, 9121200, 9371671
23003-119 Lindingham Entry Knob D767971, 9121200, 9371671
23003-150 Lindingham Entry Knob D767971, 9121200, 9371671
23021-105 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23021-119 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23021-150 Stafford Push Pull Rotate Door Knob D691447, 9121200, 9371671
23022-119 Ganyon Push Pull Rotate Door Knob D691448, 9121200, 9371671
23022-150 Ganyon Push Pull Rotate Door Knob D691448, 9121200, 9371671
23023-119 Lindingham Interior Locking Knob D767971, 9121200, 9371671
23023-150 Lindingham Interior Locking Knob D767971, 9121200, 9371671
23031-119 Harper Push Pull Rotate Door Lever D691449
23031-125 Harper Interior Locking Lever D691449
23031-150 Harper Push Pull Rotate Door Lever D691449
23032-105 Alwood Push Pull Rotate Door Lever D691450
23032-119 Alwood Push Pull Rotate Door Lever D691450
23032-125 Alwood Interior Locking Lever D691450
23032-150 Alwood Push Pull Rotate Door Lever D691450
23041-105 Stafford Push Pull Rotate Door Knob D691447
23041-119 Stafford Push Pull Rotate Door Knob D691447
23041-150 Stafford Push Pull Rotate Door Knob D691447