Patents by Inventor Katica Bocarac

Katica Bocarac 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).

  • Cleaning agent for hard surfaces based on cationic polymer soil-release compounds
    Patent number: 6251849
    Abstract: Cationic polymers comprising at least 40 mole percent monomer units of the formula (I): wherein n is 2 to 4, R1 is hydrogen or methyl, and R2, R3 and R4 independently are hydrogen, C1-4 alkyl or C1-4 alkenyl, and X− is an anion selected from the group consisting of halide anions and monoalkyl anions of sulfuric acid semiester are used as soil-release compounds in hard surface cleaners.
    Type: Grant
    Filed: December 18, 1998
    Date of Patent: June 26, 2001
    Assignee: Henkel Kommanditgesellschaft Auf Aktien
    Inventors: Rainer Jeschke, Ludwig Schieferstein, Katica Bocarac, Paul Birnbrich, Herbert Fischer, Rainer Kade, Eva Kiewert, Dieter Nickel, Horst-Dieter Speckmann, Juan-Carlos Wuhrmann
  • Pourable liquid, aqueous cleaning concentrates II
    Patent number: 5756442
    Abstract: Pourable, liquid, aqueous cleaning concentrates comprisinga) at least about 10% by weight of at least one water soluble abrasive; andb) from about 2 to about 30% by weight of a mixture of narrow-range alkyl polyglycol ethers, amphoteric surfactants and soap, the ratio by weight of amphoteric surfactants to narrow-range alkyl polyglycol ethers being 1:10 to 3:1, the ratio by weight of amphoteric surfactants to soap being 15:1 to 1:3 and the ratio by weight of narrow-range alkyl polyglycol ethers to soap being 25:1 and 1:1.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: May 26, 1998
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Rainer Jeschke, Eva Kiewert, Katica Bocarac, Rainer Hofmann
  • Pourable, liquid water-based cleaning concentrates
    Patent number: 5562856
    Abstract: A pourable, aqueous cleaning composition containing:(a) at least 50% by weight of sodium bicarbonate having a mean particle size of about 200.+-.100 .mu.m;(b) from about 2 to 30% by weight of a surfactant mixture selected from alkyl sulfates, alkyl ether sulfates, narrow-range alkyl polyglycol ethers and soap; and(c) the remainder, water.
    Type: Grant
    Filed: February 22, 1995
    Date of Patent: October 8, 1996
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Rainer Jeschke, Eva Kiewert, Karl-Heinz Disch, Katica Bocarac