Patents by Inventor Anne Hruza nee Sanderson

Anne Hruza nee Sanderson 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).

  • Novel lower alkenals
    Patent number: 4024190
    Abstract: Novel lower 2-alkyldene-3-alkenals having the generic formula: ##STR1## wherein one of R.sub.1 and R.sub.2 is hydrogen and the other is methyl, and one of R.sub.3 and R.sub.4 is hydrogen and the other is an alkyl group having two or four carbon atoms, but specifically, selected from the group consisting of:Cis-2-ethylidene-trans-3-hexenal;Cis-2-ethylidene-cis-3-hexenal;Trans-2-ethylidene-trans-3-hexenal;Trans-2-ethylidene-6-methyl-cis-3-heptenal; andTrans-2-ethylidene-6-methyl-trans-3-heptenalSuch alkenals being useful in altering, augmenting or enhancing organoleptic properties of foodstuffs, perfume compositions, perfumed articles and tobaccos.
    Type: Grant
    Filed: May 5, 1976
    Date of Patent: May 17, 1977
    Assignee: International Flavors & Fragrances Inc.
    Inventors: Anne Hruza nee Sanderson, William L. Schreiber, Michel VAN Praag, Alan O. Pittet, William J. Evers