Patents Assigned to Sylvan Spawn Laboratory, Inc.
  • Mushroom plant named Brown Hybrid X618
    Patent number: PP7636
    Abstract: A new and unique variety of brown mushroom is described. It exhibits (1) high production yields when compared to common commercial varieties, (2) excellent Verticillium disease resistance and (3) a distinct electrophoretic isozyme pattern.
    Type: Grant
    Filed: June 8, 1989
    Date of Patent: August 27, 1991
    Assignee: Sylvan Spawn Laboratory, Inc.
    Inventors: Mark C. Spear, Rebecca Miller