Patents by Inventor Peter Naegeli

Peter Naegeli 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 odorants
    Patent number: 4010213
    Abstract: Novel odorants of the formulae: ##STR1## wherein R.sup.1 represents a hydrogen atom or a methyl group and R.sup.2 represents a C.sub.1-6 alkyl group and wherein one of the two additional bonds indicated by dots may be present.
    Type: Grant
    Filed: April 17, 1975
    Date of Patent: March 1, 1977
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli
  • Octahydroazulenols
    Patent number: 4003951
    Abstract: Novel compounds of formula ##STR1## wherein R.sup.1 represents a lower alkenyl group or R.sup.11, or taken together with R.sup.4 an oxo group; R.sup.11 represents hydrogen or a lower alkyl group; R.sup.2 represents hydrogen or a lower alkyl group; R.sup.3 represents methyl or methylene; R.sup.4 represents hydroxy or a loweralkoxy, lower alkenyloxy, loweralkoxyloweralkyl or acyloxy group and R.sup.5 represents hydrogen or, when simultaneously R.sup.3 represents methyl and R.sup.1 represents R.sup.11, taken together with R.sup.4 a 3.alpha.,6-epoxide group, and 1,8a-dihydro-derivatives of compounds of formula I wherein R.sup.3 represents methyl and R.sup.5 represents hydrogen.The use of said compounds as odorants and also processes for their preparation are disclosed.
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: January 18, 1977
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli
  • Cyclopentenes, process therefor and odorant compositions therewith
    Patent number: 3963675
    Abstract: Cyclopentenes, some of them novel, process for making same and odorant compositions containing them.
    Type: Grant
    Filed: July 19, 1974
    Date of Patent: June 15, 1976
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli
  • 1-Halo-dodeca-tri(tetra)-ene
    Patent number: 3947505
    Abstract: Flavorants and fragrance materials of the sinensal type, novel halides, alcohols, and ketones intermediates and process for making same.
    Type: Grant
    Filed: April 24, 1975
    Date of Patent: March 30, 1976
    Assignee: Givaudan Corporation
    Inventors: Daniel Helmlinger, Peter Naegeli
  • Compounds of the sinensal type, intermediates and process therefor
    Patent number: 3943177
    Abstract: Flavorants and fragrance materials of the sinensal type, novel halides, alcohols, and ketones intermediates and process for making same.
    Type: Grant
    Filed: March 2, 1973
    Date of Patent: March 9, 1976
    Assignee: Givaudan Corporation
    Inventors: Daniel Helmlinger, Peter Naegeli
  • Odorant compositions containing hydrozolenones
    Patent number: 3943073
    Abstract: Novel hydroazulenones, a process for making them and odorant compositions containing the novel compounds are disclosed.
    Type: Grant
    Filed: February 24, 1975
    Date of Patent: March 9, 1976
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli
  • Novel odorant
    Patent number: 3935253
    Abstract: Novel compounds of formula ##SPC1##Wherein R.sup.1 represents a lower alkenyl group or R.sup.11, or taken together with R.sup.4 an oxo group; R.sup.11 represents hydrogen or a lower alkyl group; R.sup.2 represents hydrogen or a lower alkyl group; R.sup.3 represents methyl or methylene; R.sup.4 represents hydroxy or a loweralkoxy, lower alkenyloxy, loweralkoxyloweralkyl or acyloxy group and R.sup.5 represents hydrogen or, when simultaneously R.sup.3 represents methyl and R.sup.1 represents R.sup.11, taken together with R.sup.4 a 3.alpha., 6-epoxide group, and 1,8a-dihydro-derivatives of compounds of formula I wherein R.sup.3 represents methyl and R.sup.5 represents hydrogen.The use of said compounds as odorants and also processes for their preparation are disclosed.
    Type: Grant
    Filed: May 23, 1973
    Date of Patent: January 27, 1976
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli
  • Isopropyl-(3-oxopentenyl)-cyclopentenes
    Patent number: 3932517
    Abstract: Novel cyclopentene derivatives, a process for making same and odorant compositions containing the novel compounds are disclosed.
    Type: Grant
    Filed: November 7, 1973
    Date of Patent: January 13, 1976
    Assignee: Givaudan Corporation
    Inventor: Peter Naegeli