Patents by Inventor Piotr Zimniak

Piotr Zimniak 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).

  • Publication number: 20250065561
    Abstract: Powder for the production of mouldings in a layer-by-layer process in which areas of a powdered layer are selectively melted, sintered, fused, or solidified, wherein the powder consists of the following components: a) 60-99% by weight of a thermoplastic polyamide with a melting temperature smaller than 175° C.; b) 1-40% by weight of a mineral inorganic flame retardant; c) 0-25% by weight of additives; wherein the components a)-c) add up to 100% by weight of the total material of the powder.
    Type: Application
    Filed: August 20, 2024
    Publication date: February 27, 2025
    Applicant: EMS-CHEMIE AG
    Inventors: Daniel WERNER, Lars JENDE, Piotr ZIMNIAK
  • Patent number: 6624155
    Abstract: The present invention provides hybrid molecules and methods of synthesizing such hybrid molecules from a cholinergic agent and a bile acid. The hybrid molecules function as cholinergic agents and may be either cholinergic agonists or cholinergic antagonists. Further disclosed herein are compositions comprising hybrid cholinergic agents and methods of making such compositions. Methods of treating a patient having a cholinergic disorder are also disclosed.
    Type: Grant
    Filed: May 1, 2001
    Date of Patent: September 23, 2003
    Assignee: Board of Trustees of the University of Arkansas
    Inventors: Jean-Pierre Raufman, Piotr Zimniak, Kunrong Cheng
  • Patent number: 6624156
    Abstract: The present invention provides hybrid molecules and methods of synthesizing such hybrid molecules from a cholinergic agent and a bile acid. The hybrid molecules function as cholinergic agents and may be either cholinergic agonists or cholinergic antagonists. Further disclosed herein are compositions comprising hybrid cholinergic agents and methods of making such compositions. Methods of treating a patient having a cholinergic disorder are also disclosed.
    Type: Grant
    Filed: June 25, 2002
    Date of Patent: September 23, 2003
    Assignee: Board of Trustees of the University of Arkansas
    Inventors: Jean-Pierre Raufman, Piotr Zimniak, Kunrong Cheng
  • Publication number: 20020187971
    Abstract: The present invention provides hybrid molecules and methods of synthesizing such hybrid molecules from a cholinergic agent and a bile acid. The hybrid molecules function as cholinergic agents and may be either cholinergic agonists or cholinergic antagonists. Further disclosed herein are compositions comprising hybrid cholinergic agents and methods of making such compositions. Methods of treating a patient having a cholinergic disorder are also disclosed.
    Type: Application
    Filed: May 1, 2001
    Publication date: December 12, 2002
    Inventors: Jean-Pierre Raufman, Piotr Zimniak, Kunrong Cheng
  • Publication number: 20020183295
    Abstract: The present invention provides hybrid molecules and methods of synthesizing such hybrid molecules from a cholinergic agent and a bile acid. The hybrid molecules function as cholinergic agents and may be either cholinergic agonists or cholinergic antagonists. Further disclosed herein are compositions comprising hybrid cholinergic agents and methods of making such compositions. Methods of treating a patient having a cholinergic disorder are also disclosed.
    Type: Application
    Filed: June 25, 2002
    Publication date: December 5, 2002
    Inventors: Jean-Pierre Raufman, Piotr Zimniak, Kunrong Cheng