Patents by Inventor Matthew O. Alexander

Matthew O. Alexander has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Agricultural planter and cover apparatus
    Patent number: 4991522
    Abstract: An apparatus including an agricultural planter, including a plurality of rotatable wheel members and an overlying support surface for securing a series of seed containers thereon. The apparatus includes a flexible impermeable cover web extending from a rear end framework member of the planter to overlie the planter and the associated containers. Flexible side flaps are provided preventing moisture and debris from entering the seed containers laterally thereof.
    Type: Grant
    Filed: February 26, 1990
    Date of Patent: February 12, 1991
    Inventor: Matthew O. Alexander