Patents by Inventor Peter R. Raffaele

Peter R. Raffaele 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).

  • Double chamber infusion bag and method of manufacture
    Patent number: 5358724
    Abstract: The invention provides an improved infusion bag, for containing tea, coffee or the like. The bag (10) incorporates means for compression, such as string (12) which is attached to bag (10), for example at its base (14) by knot (16). The bag of the invention may be single chambered or double chambered, inter alia. The invention also provides a method of manufacturing the bag.
    Type: Grant
    Filed: September 11, 1992
    Date of Patent: October 25, 1994
    Inventor: Peter R. Raffaele