Patents by Inventor Sascha Wilhelm SCHAEFER

Sascha Wilhelm SCHAEFER 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).

  • Hydrolytically labile heterocycles of odoriferous ketones or odoriferous aldehydes
    Patent number: 11542457
    Abstract: Heterocycles having odoriferous ketone or odoriferous aldehyde groups may be suitable in compositions comprising washing agents, cleaning agents, cosmetic agents, air care agents, insect repellents, or combinations thereof where the heterocycles release the ketones and aldehydes during hydrolysis.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: January 3, 2023
    Assignee: Henkel AG & Co. KGaA
    Inventors: Sascha Wilhelm Schaefer, Benjamin Berntsson
  • Pro-fragrances and method of preparation thereof
    Patent number: 11104688
    Abstract: A compound based on 1-Aza-3,7-dioxabicyclo[3.3.0]octane (bicyclic oxazolidine derivative) substituted with 3-(4-isobutyl-2-methylphenyl)propyl represented by formula (I) is disclosed.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: August 31, 2021
    Assignee: HENKEL AG & CO. KGAA
    Inventors: Andre Haetzelt, Andreas Bauer, Marc Weyhe, Andreas Gerigk, Michael Dischmann, Sascha Wilhelm Schaefer
  • THERMOLABILE PRO-FRAGRANCES OF FRAGRANCE KETONES
    Publication number: 20210147761
    Abstract: Compositions comprising pro-fragrances of fragrance ketones may be suitable for perfuming laundry, washing and cleaning agents, since they respectively release the respective ketones during cleavage.
    Type: Application
    Filed: September 25, 2018
    Publication date: May 20, 2021
    Inventors: Sascha Wilhelm SCHAEFER, Silvia SAUF
  • HYDROLYTICALLY LABILE SILYL ENOL ETHER FRAGRANCE KETONES OR ALDEHYDES
    Publication number: 20200331935
    Abstract: Silyl enol ethers are disclosed that contain odoriferous ketone or aldehyde residues and are suitable for fragrancing laundry. Compositions may include the silyl enol ethers and an agent that is a washing agent, a cleaning agent, a cosmetic agent, an air care agent, an insect repellent, or combinations thereof. Silyl enol ethers release ketones and aldehydes during hydrolysis.
    Type: Application
    Filed: September 25, 2018
    Publication date: October 22, 2020
    Inventors: Sascha Wilhelm SCHAEFER, Silvia SAUF, Benjamin William BERNTSSON
  • HYDROLYTICALLY LABILE HETEROCYCLES OF ODORIFEROUS KETONES OR ODORIFEROUS ALDEHYDES
    Publication number: 20200283697
    Abstract: Heterocycles having odoriferous ketone or odoriferous aldehyde groups may be suitable in compositions comprising washing agents, cleaning agents, cosmetic agents, air care agents, insect repellents, or combinations thereof where the heterocylces release the ketones and aldehydes during hydrolysis.
    Type: Application
    Filed: October 16, 2018
    Publication date: September 10, 2020
    Inventors: Sascha Wilhelm SCHAEFER, Benjamin BERNTSSON
  • PRO-FRAGRANCES AND METHOD OF PREPARATION THEREOF
    Publication number: 20200277303
    Abstract: A compound based on 1-Aza-3,7-dioxabicyclo[3.3.0]octane (bicyclic oxazolidine derivative) substituted with 3,7-dimethyl-1,6-nonyldien represented by formula (I) is disclosed.
    Type: Application
    Filed: September 25, 2018
    Publication date: September 3, 2020
    Inventors: Andre HAETZELT, Andreas BAUER, Marc WEYHE, Andreas GERIGK, Michael DISCHMANN, Sascha Wilhelm SCHAEFER
  • PRO-FRAGRANCES AND METHOD OF PREPARATION THEREOF
    Publication number: 20200270270
    Abstract: A compound based on 1-Aza-3,7-dioxabicyclo[3.3.0]octane (bicyclic oxazolidine derivative) substituted with 3-(4-isobutyl-2-methylphenyl)propyl represented by formula (I) is disclosed.
    Type: Application
    Filed: September 25, 2018
    Publication date: August 27, 2020
    Inventors: Andre HAETZELT, Andreas BAUER, Marc WEYHE, Andreas GERIGK, Michael DISCHMANN, Sascha Wilhelm SCHAEFER