TREA

Door knob

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Information

  • Patent Grant
  • D348602
  • Patent Number
    D348,602
  • Date Filed
    Friday, July 31, 1992
    32 years ago
  • Date Issued
    Tuesday, July 12, 1994
    30 years ago
  • US Classifications
    Field of Search
    • US
    • D08 300
    • D08 307
    • D08 310-312
    • 160 110 R
    • 160 121
    • 292 347
    • Term of Grant
      14Years
Information
Abstract
Description
Claims
  • The ornamental design for a door knob, as shown and described.
US Referenced Citations (4)
Number Name Date Kind
D2838 Euteneuer Nov 1867
D179458 Ohno Dec 1956
D180188 Clayton Aug 1957
2797950 Michael Jul 1957
Non-Patent Literature Citations (5)
Entry
Russwin Architectural Hardware Cat. No. 23; .COPYRGT.1985; pp. 7-3; Dade Knob.
Schlage Co. Cat.; .COPYRGT. 1979; inside front cover, Plymouth Knob.
"Home" magazine; Sep. 1983; p. 76; Knob (upper right).
Kwikset Corporation; Keyed Knob; Apr. 17, 1986; Drawing No. 599,401.
Kwikset Corporation; Assembly-Keyed Knob; Sep. 23, 1987; Drawing No. 516.100.