Patents by Inventor Piero De Leonardis

Piero De Leonardis 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).

  • BIODEGRADABLE MICROCAPSULES. PROCESS FOR PREPARING THE SAME AND METHOD OF USE THEREOF
    Publication number: 20240016709
    Abstract: The present invention provides biodegradable microcapsules, that can encapsulate and retain cargoes such as, lipophilic or hydrophobic core materials comprising fragrances, butters, essential or other oils; or oil solubilized ingredients process of making said biodegradable microcapsules and their applications in various industries. Present invention further provides biodegradable shell materials that show evidence of biodegradation or non-persistence in aquatic based and/or soil or compost based environments.
    Type: Application
    Filed: July 15, 2021
    Publication date: January 18, 2024
    Applicant: ISP INVESTMENTS LLC
    Inventors: Madja AKRACH, Alastair VEITCH, Abdul Wahab HUSSAIN, Alan FERNYHOUGH, Karen MICTHINSON, Claudia VENTURA, Piero de LEONARDIS
  • PHOTOINITIATOR EMULSIONS
    Publication number: 20230340285
    Abstract: The invention relates to an aqueous emulsion of a concentrated liquid blend of two or more phosphine oxide photoinitiators, in particular to blends comprising photoinitiators with differing activation mechanisms. These blends may be used in radiation curable compositions comprising an ethylenically unsaturated compound or an unsaturated polymer dispersion or emulsion to obtain a coating, ink, lacquer, varnish, sealant, adhesive, molded article or 3D printed article.
    Type: Application
    Filed: March 4, 2021
    Publication date: October 26, 2023
    Inventors: Richard Plenderleith, Kelly Squires, Piero De Leonardis