Patents by Inventor Melvin W. Wallace

Melvin W. Wallace 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).

  • Process for prevention of chalkbrood disease
    Patent number: 4308627
    Abstract: Process for the prevention of chalkbrood disease amongst leafcutter bees (Megachile species) including the step of dusting the entrance of nesting holes with sodium sulfathiazole whereby incoming bees must come in contact with the powder upon entering the hole. Where old, previously used, beeboards are used as nesting holes, the process includes cleaning debris from the nesting holes and scouring the board with a dilute solution of calcium hypochlorite before applying the sodium sulfathiazole.
    Type: Grant
    Filed: August 8, 1980
    Date of Patent: January 5, 1982
    Inventor: Melvin W. Wallace