Patents Assigned to Samuel A. LaPaglia
  • Filtering material
    Patent number: 3946101
    Abstract: A fluid filter, especially useful for cigarettes and the like, comprises cellulose which has been oxidized by an inorganic metal nitrate, such as manganese nitrate.Other constituents, such as activated charcoal, tobacco, powdered pumice and thermoplastics may be added to the oxidized cellulose to modify the filtering action. The filter may also have application in the automobile industry.
    Type: Grant
    Filed: July 10, 1973
    Date of Patent: March 23, 1976
    Assignees: Alfred J. Harendza-Harinxma, Peter J. Catanese, Samuel A. LaPaglia, Deane W. Merry
    Inventor: Alfred J. Harendza-Harinxma