Patents by Inventor Oili Kallatsa

Oili Kallatsa 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).

  • Process for the preparation of arylsulfonylpropenenitriles by photocatalytic reactions
    Patent number: 10919847
    Abstract: A process for a preparation of arylsulfonylpropenenitriles is disclosed. A reaction starting from arylsulfonyl iodides is catalyzed by light. The process is scalable, environmentally benign and provides the product in good yield.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: February 16, 2021
    Assignee: Kemira Oyj
    Inventors: Toni Aaltonen, Oili Kallatsa, Jaakko Simell, Nina Sneitz, Jonas Konn, Jaakko Hiltunen, Ari Koskinen
  • Process for the preparation of arylsulfonylpropenenitriles by photocatalytic reactions
    Publication number: 20200190026
    Abstract: A process for a preparation of arylsulfonylpropenenitriles is disclosed. A reaction starting from arylsulfonyl iodides is catalyzed by light. The process is scalable, environmentally benign and provides the product in good yield.
    Type: Application
    Filed: August 27, 2018
    Publication date: June 18, 2020
    Applicant: Kemira Qyj
    Inventors: Toni AALTONEN, Oili KALLATSA, Jaakko SIMELL, Nina SNEIZ, Jonas KONN, Jaakko HILTUNEN, Ari KOSKINEN
  • Process for the manufacture of spirocyclic substituted benzofuroquinolizines
    Patent number: 9409919
    Abstract: The present invention relates to a process for the manufacture of N-(2-((2R,12bS)-2?-oxo-1,3,4,6,7,12b-hexahydrospiro[benzofuro[2,3-a]quinolizine-2,4?-imida-zolidine]-3?-yl)ethyl)-methanesulfonamide, where in the process trimethylsilyl cyanide is used.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: August 9, 2016
    Assignee: VETCARE OY
    Inventors: Jonas Forsman, Oili Kallatsa
  • PROCESS FOR THE MANUFACTURE OF SPIROCYCLIC SUBSTITUTED BENZOFUROQUINOLIZINES
    Publication number: 20160168163
    Abstract: The present invention relates to a process for the manufacture of N-(2-((2R,12bS)-2?-oxo-1,3,4,6,7,12b-hexahydrospiro[benzofuro[2,3-a]quinolizine-2,4?-imida-zolidine]-3?-yl)ethyl)-methanesulfonamide, where in the process trimethylsilyl cyanide is used.
    Type: Application
    Filed: December 15, 2015
    Publication date: June 16, 2016
    Applicant: Vetcare Oy
    Inventors: Jonas FORSMAN, Oili KALLATSA
  • Peptidomimetics selective for the somatostatin receptor subtypes 1 and/or 4
    Publication number: 20100048549
    Abstract: The invention relates to (hetero)arylsulfonylamino based peptidomimetics of formula (I), wherein A, D, E, J, Q1 R1, R2, R3, p and j are defined as disclosed, or a pharmaceutically acceptable salt or ester thereof. Compounds of formula (I) possess high affinity and selectivity for the somatostatin receptor subtypes sst1 and/or sst4 and can be used for the treatment or diagnosis of diseases or conditions wherein sst1 and/or sst4 agonists or antagonists are indicated to be useful.
    Type: Application
    Filed: May 16, 2006
    Publication date: February 25, 2010
    Inventors: Jussi Tomperi, Harri Salo, Oili Kallatsa, Pia Knuuttila, Päivi Laakso, Iisa Höglund, Anna-Marja Hoffrén, Kurt Kokko, Pauli Saarenketo, Mia Engström, Siegfried Wurster