Patents by Inventor Clara Baldoli

Clara Baldoli 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).

  • Multifunctional additive for lubrificating oils and process for the preparation thereof
    Patent number: 4618439
    Abstract: Multifunctional additive for lubricating oils consisting of a base copolymer and of monomers grafted to said base copolymer;said base copolymer being the product of copolymerization of at least an alkyl metacrylate containing from 1 to 4 carbon atoms in its alkyl group, with at least an alkyl metacrylate containing from 10 to 18 carbon atoms in its alkyl group;said graft monomers comprising at least a member selected from the class consisting of N-vinylimidazoles, N-vinylpyrrolidones, vinylpyridines and N,N-dialkylaminoethyl-metacrylates; and at least a member selected in the class of compounds definable by means of the general formula:CH.sub.3 OCH.sub.2 .dbd.C--C--[O--CH.sub.2 CH.sub.2 ].sub.n --NHRwherein:n is 0 or 1;R is a group selected from: ##STR1## (R', R" and R'" being alkyl groups of from 1 to 18 carbon atoms).
    Type: Grant
    Filed: June 10, 1985
    Date of Patent: October 21, 1986
    Assignees: AGIP Petroli S.p.A., Consiglio Nazionale Delle Ricerche
    Inventors: Gabriella Brandi, Paolo Koch, Stefano Maiorana, Piero Dalla Croce, Clara Baldoli