Patents Represented by Attorney, Agent or Law Firm Christopher P. Foley
  • Patent number: 6190754
    Abstract: The variegated shingle comprises a shingle layer having front and rear surfaces the front surface including a butt portion and a headlap portion. The shingle layer contains granules on the front surface forming a plurality of horizontal striations providing gradations having color values ranging from light to dark extending between a leading edge of the butt portion and an upper portion thereof. The striations include an upper striation along the upper portion, a lower striation closer to the leading edge, and an intermediate striation between the upper and lower striations. The upper striation is darker in color value than the lower striation, whereas the intermediate striation is no darker in color value than the upper striation and no lighter in color value than the lower striation. The color values of at least one of the upper, lower, and intermediate striations vary across the granule layer.
    Type: Grant
    Filed: December 24, 1997
    Date of Patent: February 20, 2001
    Assignee: Building Materials Corporation of America
    Inventors: Alfredo A. Bondoc, Frederick W. Sieling, William R. Carroll