Patents by Inventor Alexander Ernst

Alexander Ernst 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).

  • Patent number: 12313176
    Abstract: Butterfly valve housing for a butterfly valve having a closing element mounted rotatably in the housing, wherein receiving openings are arranged in the housing between the two flange connection discs and between the reinforcement structure, wherein the receiving openings are directed from the outer circumference in the direction of the vertical centre axis, into which the inserts can be inserted into the housing, wherein the inserts are arranged form-fittingly in the receiving openings.
    Type: Grant
    Filed: September 14, 2023
    Date of Patent: May 27, 2025
    Assignee: Georg Fischer Rohrleitungssysteme AG
    Inventors: Stefan Buergi, Alexander Ernst, Timo Jaeckle, Lars Mayer, Maxim Wasetzki
  • Publication number: 20240207486
    Abstract: Disclosure herein are an implantable cell containing device, its subcomponent scaffold, methods of making the same and their methods of use. The implantable cell containing device includes a scaffold and a cell-containing hydrogel encapsulating the scaffold. The scaffold has a tracheal-like internal system of continuous air-filled, hydrophobic micro-channels that traverse the scaffold's dimensions and a hydrophilic external surface. The implantable cell containing device, when implanted in a subject, can be used for delivering a therapeutic agent to a subject in need thereof for the treatment of various conditions and diseases.
    Type: Application
    Filed: April 14, 2022
    Publication date: June 27, 2024
    Inventors: Minglin MA, Longhai WANG, Alexander ERNST
  • Publication number: 20240102574
    Abstract: Butterfly valve housing for a butterfly valve having a closing element mounted rotatably in the housing, wherein receiving openings are arranged in the housing between the two flange connection discs and between the reinforcement structure, wherein the receiving openings are directed from the outer circumference in the direction of the vertical centre axis, into which the inserts can be inserted into the housing, wherein the inserts are arranged form-fittingly in the receiving openings.
    Type: Application
    Filed: September 14, 2023
    Publication date: March 28, 2024
    Inventors: Stefan BUERGI, Alexander ERNST, Timo JAECKLE, Lars MAYER, Maxim WASETZKI
  • Publication number: 20240024089
    Abstract: The present disclosure is directed to devices and systems for oxygenating encapsulated cells. The disclosure further relates to individual components of these devices and systems and methods of using the devices and systems to deliver a therapeutic agent to a subject in need thereof.
    Type: Application
    Filed: December 9, 2021
    Publication date: January 25, 2024
    Inventors: Longhai WANG, Alexander ERNST, Minglin MA, James FLANDERS
  • Publication number: 20230374343
    Abstract: Method for the preparation of moldings in a layer-by-layer process in which selectively areas of a powdered layer are melted, sintered, fused, or otherwise solidified, characterized in that as a powder for the powdered layer a thermoplastic, ground polyamide powder is used, in which the polyamide comprises laurolactam and caprolactam, preferably exclusively, and wherein the proportion of caprolactam is in the range of 40-60 mol % of the lactams used.
    Type: Application
    Filed: May 16, 2023
    Publication date: November 23, 2023
    Applicant: EMS-CHEMIE AG
    Inventors: Daniel WERNER, Christian STEHLE, Lars JENDE, Alexander ERNST, Khalil MOUSSA, Meisam SHIR
  • Patent number: 11696564
    Abstract: A separating device for forming a standing area for livestock, in particular pigs, and for reducing emissions in pens, in particular in pig pens, comprises a base frame, a drainage element with a plurality of drainage channels which each comprise an outflow end, and shoulders, between which the plurality of drainage channels extends orthogonally to a drainage direction, a liquid-permeable endless belt with an upper run and a lower run, wherein the drainage element is arranged on the base frame such that a drainage direction of the plurality of drainage channels is directed in the direction of the outflow end.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: July 11, 2023
    Assignee: BIG DUTCHMAN INTERNATIONAL GMBH
    Inventor: Alexander Ernst
  • Publication number: 20210170072
    Abstract: The present application relates cell replacement devices, comprising a frame cap and a frame base, where the frame cap includes a first connecting member and one or more ports that traverse a thickness of the frame cap. The frame base of the cell replacement device includes one or more walls defining an interior chamber, defining a first opening to the interior chamber on one side of the frame base, and defining a second opening to the interior chamber on another side of the frame base. The first opening of the frame base is configured to receive the frame cap, and the frame base further includes a second connecting member constructed to connect with the first connecting member. The frame base further comprises a mesh disposed adjacent the second opening.
    Type: Application
    Filed: December 7, 2020
    Publication date: June 10, 2021
    Inventors: Duo An, Longhai Wang, Alexander Ernst, James Flanders, Minglin Ma
  • Publication number: 20210051915
    Abstract: A separating device for forming a standing area for livestock, in particular pigs, and for reducing emissions in pens, in particular in pig pens, comprises a base frame, a drainage element with a plurality of drainage channels which each comprise an outflow end, and shoulders, between which the plurality of drainage channels extends orthogonally to a drainage direction, a liquid-permeable endless belt with an upper run and a lower run, wherein the drainage element is arranged on the base frame such that a drainage direction of the plurality of drainage channels is directed in the direction of the outflow end.
    Type: Application
    Filed: October 21, 2019
    Publication date: February 25, 2021
    Applicant: BIG DUTCHMAN INTERNATIONAL GMBH
    Inventor: Alexander Ernst
  • Publication number: 20200120893
    Abstract: A separating device for forming a standing area for livestock, in particular pigs, and for reducing emissions in pens, in particular in pig pens, comprises a base frame, a drainage element with a plurality of drainage channels which each comprise an outflow end, and shoulders, between which the plurality of drainage channels extends orthogonally to a drainage direction, a liquid-permeable endless belt with an upper run and a lower run, wherein the drainage element is arranged on the base frame such that a drainage direction of the plurality of drainage channels is directed in the direction of the outflow end.
    Type: Application
    Filed: October 21, 2019
    Publication date: April 23, 2020
    Applicant: BIG DUTCHMAN INTERNATIONAL GMBH
    Inventor: Alexander Ernst
  • Patent number: 8581458
    Abstract: The present invention relates to an electrical actuating drive (1) for devices to be adjusted mechanically, having an electrical drive motor (2) and an output-drive shaft (4) which can be adjusted over a rotation actuating range of more than 360°, comprising an integrated contactless sensor angle measurement system (6) for determining and feeding back the respective rotation position of the output-drive shaft (4). The sensor angle measurement system (6) produces an output signal which largely simulates the characteristics of a conventional multiple potentiometer system.
    Type: Grant
    Filed: April 19, 2010
    Date of Patent: November 12, 2013
    Assignee: Dr. Fritz Faulhaber GmbH & Co. KG
    Inventors: Herbert Wallner, Alexander Ernst, Jens Haug, Sabine Freyhardt, Stefan Woessner
  • Publication number: 20100277042
    Abstract: The present invention relates to an electrical actuating drive (1) for devices to be adjusted mechanically, having an electrical drive motor (2) and an output-drive shaft (4) which can be adjusted over a rotation actuating range of more than 360°, comprising an integrated contactless sensor angle measurement system (6) for determining and feeding back the respective rotation position of the output-drive shaft (4). The sensor angle measurement system (6) produces an output signal which largely simulates the characteristics of a conventional multiple potentiometer system.
    Type: Application
    Filed: April 19, 2010
    Publication date: November 4, 2010
    Applicant: Dr. Fritz Faulhaber GmbH & Co. KG
    Inventors: Herbert Wallner, Alexander Ernst, Jens Haug, Sabine Freyhardt, Stefan Woessner
  • Patent number: 7459470
    Abstract: Substituted N-oxidanthranilamide derivatives, their production and use as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described. The compounds according to the invention can be used as or in the case of psoriasis, Kaposi's sarcoma, restenosis, endometriosis, Crohn's disease, Hodgkin's disease, leukemia; arthritis, such as rheumatoid arthritis, hemangioma, angiofibroma; eye diseases, such as diabetic retinopathy, neovascular glaucoma; renal diseases, such as glomerulonephritis, diabetic nephropathy, malignant nephrosclerosis, thrombic microangiopathic syndrome, transplant rejections and glomerulopathy; fibrotic diseases, such as cirrhosis of the liver, mesangial cell proliferative diseases, arteriosclerosis, injuries to nerve tissue, and inhibition of the reocclusion of vessels after balloon catheter treatment, in vascular prosthetics or after mechanical devices are used to keep vessels open, such as, e.g.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: December 2, 2008
    Assignee: Schering AG
    Inventors: Alexander Ernst, Andreas Huth, Martin Krueger, Karl-Heniz Thierauch, Andreas Menrad, Martin Haberey
  • Patent number: 7429592
    Abstract: Substituted cyanoanthranilamide derivatives, their production and use as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described. The compounds according to the invention can be used as or in the case of psoriasis, Kaposi's sarcoma, restenosis, such as, e.g., stent-induced restenosis, endometriosis, Crohn's disease, Hodgkin's disease, leukemia; arthritis, such as rheumatoid arthritis, hemangioma, angiofibroma; eye diseases, such as diabetic retinopathy, neovascular glaucoma; renal diseases, such as glomerulonephritis, diabetic nephropathy, malignant nephrosclerosis, thrombic microangiopathic syndrome, transplant rejections and glomerulopathy; fibrotic diseases, such as cirrhosis of the liver, mesangial cell proliferative diseases, arteriosclerosis, injuries to nerve tissue, and inhibition of the reocclusion of vessels after balloon catheter treatment, in vascular prosthetics or after mechanical devices are used to keep vessels open, such as, e.g.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: September 30, 2008
    Assignee: Schering Aktienegesellschaft
    Inventors: Alexander Ernst, Andreas Huth, Martin Krueger, Karl-Heinz Thierauch, Andreas Menrad, Martin Haberey
  • Patent number: 7288547
    Abstract: This invention relates to 2-heteroaryl-pyrimidine derivatives of general formula I or If as inhibitors of the cyclin-dependent kinases, their production as well as their use as medications for treating various diseases.
    Type: Grant
    Filed: October 27, 2003
    Date of Patent: October 30, 2007
    Assignee: Schering AG
    Inventors: Ulrich Lücking, Martin Kruger, Rolf Jautelat, Olaf Prien, Gerhard Siemeister, Alexander Ernst
  • Patent number: 7081468
    Abstract: Ortho-substituted anthranilic acid amides and use thereof as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described.
    Type: Grant
    Filed: May 8, 2001
    Date of Patent: July 25, 2006
    Assignee: Schering AG
    Inventors: Martin Krueger, Andreas Huth, Orlin Petrov, Dieter Seidelmann, Karl-Heinz Thierauch, Martin Haberey, Andreas Menrad, Alexander Ernst
  • Patent number: 7012081
    Abstract: Substituted anthranilamides and use thereof as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis as well as their intermediate products for the production of anthranilamides are described.
    Type: Grant
    Filed: May 7, 2001
    Date of Patent: March 14, 2006
    Assignee: Schering AG
    Inventors: Martin Krueger, Andreas Huth, Orlin Petrov, Dieter Seidelmann, Karl-Heinz Thierauch, Martin Haberey, Andreas Menrad, Alexander Ernst
  • Publication number: 20060014747
    Abstract: Ortho-substituted anthranilic acid amides and use thereof as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described.
    Type: Application
    Filed: September 6, 2005
    Publication date: January 19, 2006
    Inventors: Martin Krueger, Andreas Huth, Orlin Petrov, Dieter Seidelmann, Karl-Heinz Thierauch, Martin Haberey, Andreas Menrad, Alexander Ernst
  • Publication number: 20050261343
    Abstract: Substituted anthranilamides and use thereof as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis as well as their intermediate products for the production of anthranilamides are described.
    Type: Application
    Filed: August 1, 2005
    Publication date: November 24, 2005
    Inventors: Martin Krueger, Andreas Huth, Orlin Petrov, Dieter Seidelmann, Karl-Heinz Thierauch, Martin Haberey, Andreas Menrad, Alexander Ernst
  • Publication number: 20050032816
    Abstract: Substituted N-oxidanthranilamide derivatives, their production and use as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described. The compounds according to the invention can be used as or in the case of psoriasis, Kaposi's sarcoma, restenosis, endometriosis, Crohn's disease, Hodgkin's disease, leukemia; arthritis, such as rheumatoid arthritis, hemangioma, angiofibroma; eye diseases, such as diabetic retinopathy, neovascular glaucoma; renal diseases, such as glomerulonephritis, diabetic nephropathy, malignant nephrosclerosis, thrombic microangiopathic syndrome, transplant rejections and glomerulopathy; fibrotic diseases, such as cirrhosis of the liver, mesangial cell proliferative diseases, arteriosclerosis, injuries to nerve tissue, and inhibition of the reocclusion of vessels after balloon catheter treatment, in vascular prosthetics or after mechanical devices are used to keep vessels open, such as, e.g.
    Type: Application
    Filed: May 3, 2002
    Publication date: February 10, 2005
    Inventors: Alexander Ernst, Andreas Huth, Martin Krueger, Karl-Heniz Thierauch, Andreas Menrad, Martin Haberey
  • Publication number: 20040266770
    Abstract: Substituted cyanoanthranilamide derivatives, their production and use as pharmaceutical agents for treating diseases that are triggered by persistent angiogenesis are described. The compounds according to the invention can be used as or in the case of psoriasis, Kaposi's sarcoma, restenosis, such as, e.g., stent-induced restenosis, endometriosis, Crohn's disease, Hodgkin's disease, leukemia; arthritis, such as rheumatoid arthritis, hemangioma, angiofibroma; eye diseases, such as diabetic retinopathy, neovascular glaucoma; renal diseases, such as glomerulonephritis, diabetic nephropathy, malignant nephrosclerosis, thrombic microangiopathic syndrome, transplant rejections and glomerulopathy; fibrotic diseases, such as cirrhosis of the liver, mesangial cell proliferative diseases, arteriosclerosis, injuries to nerve tissue, and inhibition of the reocclusion of vessels after balloon catheter treatment, in vascular prosthetics or after mechanical devices are used to keep vessels open, such as, e.g.
    Type: Application
    Filed: August 25, 2004
    Publication date: December 30, 2004
    Inventors: Alexander Ernst, Andreas Huth, Martin Krueger, Karl-Heinz Thierauch, Andreas Menrad, Martin Haberey