Patents by Inventor Peter Finkel

Peter Finkel 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).

  • Cosmetic skin-care product against ageing of the skin as an effect of light
    Patent number: 5972315
    Abstract: The present invention relates to a new cosmetic skin-care product for external use, which is based on UV-radiation-absorbing substances in combination with a free-radical scavenger system.
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: October 26, 1999
    Assignee: Sara Lee/DE N.V.
    Inventors: Eckart Voss, Peter Finkel
  • Cosmetic sunscreen
    Patent number: 5372805
    Abstract: The present invention relates to a new cosmetic sunscreen in emulsion form for external application, based on absorbent and reflecting substances in combination with a new radical scavenger system, and to a process for its preparation.
    Type: Grant
    Filed: June 11, 1993
    Date of Patent: December 13, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Finkel, Eckart Voss
  • Indoline and 1,2,3,4-tetrahydroquinoline N(dicarboalkoxyvinyl) substituted derivatives
    Patent number: 4792609
    Abstract: An indoline derivative of the formula (I) ##STR1## in which R.sup.1 denotes H or C.sub.1 -C.sub.8 -alkyl;R.sup.2 and R.sup.3 are identical or different and denote C.sub.1 -C.sub.8 -alkyl;R.sup.4 -R.sup.9 are identical or different and denote H, C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.6 -cycloalkyl or phenyl-C.sub.1 -C.sub.4 -alkyl, or R.sup.5 and R.sup.6 connected together to form a further C.sub.5 -C.sub.6 ring, andR.sup.10 denotes H or one or more radicals selected from the group consisting of C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 alkoxy, C.sub.5 -C.sub.6 -cycloalkyl, phenyl-C.sub.1 -C.sub.4 -alkyl and carb-C.sub.1 -C.sub.8 -alkoxy radicals, or halogen atoms. Such indoline derivative is useful as a UV absorber.
    Type: Grant
    Filed: May 21, 1986
    Date of Patent: December 20, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Scholl, Otto Exner, Peter Finkel, Hermann Perrey
  • Agents for protection against light
    Patent number: 4284621
    Abstract: The invention concerns agents for protecting the skin against UV-radiation, said agents comprising an oil or wax having dissolved therein a compound of the formula ##STR1## in which R is an n-hexyl, n-octyl or n-decyl radical or a primary isoalkyl radical with 9 or 10 carbon atoms.
    Type: Grant
    Filed: March 28, 1979
    Date of Patent: August 18, 1981
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhard Preuss, Egbert Charlet, Peter Finkel, Hans J. Rosenkranz