Patents by Inventor Jacinto Pruneda-Caridad

Jacinto Pruneda-Caridad 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).

  • Machine for sterilizing lipsticks
    Patent number: 4818501
    Abstract: A machine for sterilizing lipstick has a carriage which moves on a bench and holds and rotates the lipstick bar in front of a bank of Bunsen burners. The carriage rotates the lipstick in front of the Bunsen burners to sterilize and smooth the exterior of the lipstick bar. The carriage prevents the lipstick from rotating when the lipstick bar is not in front of the Bunsen burners.
    Type: Grant
    Filed: June 25, 1987
    Date of Patent: April 4, 1989
    Inventor: Jacinto Pruneda-Caridad