Patents by Inventor David R. Langfitt, Jr.

David R. Langfitt, Jr. 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).

  • Patent number: 5759611
    Abstract: A new method for processing citrus fruit into a marketable product of separate whole natural sections involves as an essential step the injecting of water under pressure simultaneously at a plurality of separated locations into the citrus fruit substantially restricted to the albedo level depth without bursting of the skin. Typically, a complete processing method includes the steps (a) providing a quantity of whole citrus fruit, (b) chilling the fruit to between about 35.degree.-45.degree. F., (c) blanching the chilled fruit at about 160.degree.-180.degree. F. for about 1-3 minutes, (d) injecting water under pressure at a plurality of separated locations into the blanched fruit substantially restricted to the albedo level depth, (e) peeling the skin from the water injected fruit, (f) immersing the peeled fruit in a caustic bath, (g) separating the immersed and peeled fruit into individual whole sections, and (h) recovering the separated whole sections as a marketable product.
    Type: Grant
    Filed: June 10, 1996
    Date of Patent: June 2, 1998
    Inventor: David R. Langfitt, Jr.