Keyboard

Information

  • Patent Grant
  • D428888
  • Patent Number
    D428,888
  • Date Filed
    Wednesday, November 12, 1997
    27 years ago
  • Date Issued
    Tuesday, August 1, 2000
    24 years ago
  • US Classifications
    Field of Search
    • US
    • D14 100
    • D14 101
    • D14 106
    • D14 115
    • D18 1
    • D18 2
    • D18 7
    • 178 17 A
    • 178 17 C
    • 200 5 A
    • 200 5 R
    • 200 6 A
    • 200 6 R
    • 235 145 A
    • 235 145 R
    • 341 22
    • 341 23
    • 345 160
    • 345 168
    • 364 7081
    • 400 472
    • 400 479
    • 400 484-486
    • 400 488
    • 400 489
    • 400 682
  • International Classifications
    • 1402
    • Term of Grant
      14Years
Abstract
Description
Claims
  • The ornamental design for a keyboard, as shown and described.
US Referenced Citations (5)
Number Name Date Kind
D357011 Paull et al. Apr 1995
D357476 Paull et al. Apr 1995
D362432 Paull et al. Sep 1995
D368902 Sheu et al. Apr 1996
D381016 Paull et al. Jul 1997