Patents by Inventor Ulrich Hersel

Ulrich Hersel 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: 20150290337
    Abstract: The present invention relates to apolymeric prodrug for use in the treatment, prevention and/or diagnosis a disease of the joint and pharmaceutical compositions and medical devices comprising said polymeric prodrugs.
    Type: Application
    Filed: October 8, 2013
    Publication date: October 15, 2015
    Inventors: Dirk Vetter, Ulrich Hersel, Kennett Sprogøe, Nora Kaluza, Oliver Keil, Guillaume Maitro, Harald Rau
  • Patent number: 9138462
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising an insulin linker conjugate D-L1, wherein D is insulin; and -L1 is: wherein the dashed line indicates the attachment to one of the amino groups of the insulin by forming an amide bond. The invention further relates to pharmaceutical compositions comprising said prodrugs as well as their use as a medicament for treating or preventing diseases or disorders which can be treated by insulin.
    Type: Grant
    Filed: July 30, 2010
    Date of Patent: September 22, 2015
    Assignee: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Harald Rau, Felix Cleemann, Ulrich Hersel, Silvia Kaden-Vagt, Torben Lessman, Thomas Wegge
  • Publication number: 20150258207
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising an insulin linker conjugate D-L, wherein D represents the insulin moiety; and -L is a non-biologically active linker moiety -L1 represented by formula (I), wherein the dashed line indicates the attachment to one of the amino groups of the insulin by forming an amide bond. The invention further relates to pharmaceutical compositions comprising said prodrugs as well as their use as a medicament for treating or preventing diseases or disorders which can be treated by insulin.
    Type: Application
    Filed: May 14, 2015
    Publication date: September 17, 2015
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Harald RAU, Felix CLEEMANN, Ulrich HERSEL, Silvia KADEN-VAGT, Torben LESSMANN, Thomas WEGGE
  • Patent number: 9133276
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising an exendin linker conjugate D-L1, wherein D represents an exendin moiety; and -L1 is represented by formula (I), wherein the dashed line indicates the attachment to one of the amino groups of the exendin moiety by forming an amide bond. The invention further relates to pharmaceutical compositions comprising said prodrugs as well as their use as a medicament for treating or preventing diseases or disorders which can be treated by exendin.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: September 15, 2015
    Assignee: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Felix Cleemann, Ulrich Hersel, Torben Lessman, Harald Rau
  • Publication number: 20150238625
    Abstract: A polymeric prodrug composition including a hydrogel, a biologically active moiety and a reversible prodrug linker The prodrug linker covalently links the hydrogel and the biologically active moiety at a position and the hydrogel has a plurality of pores with openings on its surface. The diameter of the pores is larger than that of the biologically active moiety at least at all points of the pore between at least one of the openings and the position of the biologically active moiety.
    Type: Application
    Filed: May 8, 2015
    Publication date: August 27, 2015
    Applicant: ASCENDIS PHARMA A/S
    Inventors: Ulrich Hersel, Harald Rau, Robert Schnepf, Dirk Vetter, Thomas Wegge
  • Publication number: 20150196667
    Abstract: The present invention relates to a terminal sterilization process for biodegradable PEG-based insoluble hydrogels using irradiation. The presence of a protective solvent ensures that the hydrogel remains intact with functionally preserved three-dimensional and physicochemical properties.
    Type: Application
    Filed: January 26, 2015
    Publication date: July 16, 2015
    Inventors: Harald Rau, Tobias Voigt, Ulrich Hersel
  • Patent number: 9056126
    Abstract: A polymeric prodrug composition including a hydrogel, a biologically active moiety and a reversible prodrug linker. The prodrug linker covalently links the hydrogel and the biologically active moiety at a position and the hydrogel has a plurality of pores with openings on its surface. The diameter of the pores is larger than that of the biologically active moiety at least at all points of the pore between at least one of the openings and the position of the biologically active moiety.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: June 16, 2015
    Assignee: ASCENDIS PHARMA A/S
    Inventors: Ulrich Hersel, Harald Rau, Robert Schnepf, Dirk Vetter, Thomas Wegge
  • Publication number: 20150087688
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising a biologically active moiety-linker conjugate D-L, wherein D is a hydroxyl-comprising biologically active moiety; and L is a promoiety comprising a moiety L1 represented by formula (I) and wherein L1 is substituted with one to four groups L2-Z and optionally further substituted, provided that the hydrogen marked with the asterisk in formula (I) is not replaced by a substituent; wherein L2 is a single chemical bond or a spacer and Z is a carrier group. The invention also relates to pharmaceutical compositions comprising said prodrugs and their use as medicaments.
    Type: Application
    Filed: April 24, 2013
    Publication date: March 26, 2015
    Inventors: Ulrich Hersel, Torben Lebmann, Harald Rau
  • Patent number: 8986609
    Abstract: The present invention relates to a terminal sterilization process for biodegradable PEG-based insoluble hydrogels using irradiation. The presence of a protective solvent ensures that the hydrogel remains intact with functionally preserved three-dimensional and physicochemical properties.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: March 24, 2015
    Assignee: Ascendis Pharma A/S
    Inventors: Harald Rau, Tobias Voigt, Ulrich Hersel
  • Patent number: 8980242
    Abstract: A polymeric prodrug is described which comprises at least one polymer attached via at least one permanent bond to a bicine linker. The bicine linker is attached via a temporary linkage to an amine containing biologically active moiety. The amine containing biologically active moiety—such as a drug—can be released by cleaving the temporary linkage.
    Type: Grant
    Filed: June 21, 2006
    Date of Patent: March 17, 2015
    Assignee: Ascendis Pharma GmbH
    Inventors: Dirk Vetter, Harald Rau, Thomas Wegge, Ulrich Hersel
  • Publication number: 20150057221
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising a drug linker conjugate D-L, wherein -D is an amine containing biologically active moiety; and -L is a non-biologically active linker moiety -L1 represented by formula (I): wherein the dashed line indicates the attachment to the amine of the biologically active moiety and wherein R1, R1a, R2, R2a, R3, R3a, X, X1, X2, X3 have the meaning as indicated in the description and the claims and wherein L1 is substituted with one to four groups L2-Z and optionally further substituted, provided that the hydrogen marked with the asterisk in formula (I) is not replaced by a substituent; wherein L2 is a single chemical bond or a spacer; and Z is a carrier group. The invention also relates to A-L, wherein A is a leaving group, pharmaceutical composition comprising said prodrugs and their use as medicaments.
    Type: Application
    Filed: October 30, 2014
    Publication date: February 26, 2015
    Inventors: Felix Cleemann, Ulrich Hersel, Silvia Kaden, Harald Rau, Thomas Wegge
  • Patent number: 8906847
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising a drug linker conjugate D-L, wherein -D is an amine containing biologically active moiety; and -L is a non-biologically active linker moiety -L1 represented by formula (I), wherein the dashed line indicates the attachment to the amine of the biologically active moiety and wherein R1, R1a, R2, R2a, R3, R3a, X, X1, X2, X3 have the meaning as indicated in the description and the claims and wherein L1 is substituted with one to four groups L2-Z and optionally further substituted, provided that the hydrogen marked with the asterisk in formula (I) is not replaced by a substituent; wherein L2 is a single chemical bond or a spacer; and Z is a carrier group. The invention also relates to A-L, wherein A is a leaving group, pharmaceutical composition comprising said prodrugs and their use as medicaments.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: December 9, 2014
    Assignee: Ascendis Pharma A/S
    Inventors: Felix Cleemann, Ulrich Hersel, Silvia Kaden, Harald Rau, Thomas Wegge
  • Publication number: 20140323402
    Abstract: The present invention relates to water-soluble protein carrier-linked prodrugs wherein the protein carrier comprises an amino acid sequence consisting of at least 100 amino acid residues forming random coil conformation and comprising alanine, serine and proline residues. It further relates to pharmaceutical compositions comprising said water-soluble protein carrier-linked prodrugs, their use as a medicament as well as methods of treatment and administration.
    Type: Application
    Filed: August 10, 2012
    Publication date: October 30, 2014
    Applicant: Ascendis Phama A/S
    Inventors: Ulrich Hersel, Dirk Vetter
  • Publication number: 20140303245
    Abstract: The present invention relates to sustained release compositions of prostacyclin, as well as uses thereof, in particular for the prevention and/or treatment of pulmonary arterial hypertension.
    Type: Application
    Filed: August 10, 2012
    Publication date: October 9, 2014
    Applicant: Ascendis Pharma A/S
    Inventors: Kennett Sprogøe, Harald Rau, Ulrich Hersel, Thomas Wegge, Oliver Keil, Joachim Zettler
  • Publication number: 20140296257
    Abstract: The present invention relates to water-soluble carrier-linked prodrugs of formula (I), wherein B, A and Hyp form the carrier, B is a branching core, each A is independently a poly(ethylene glycol)-based polymeric chain, each Hyp is independently a branched moiety, each SP is independently a spacer moiety, each L is independently a reversible prodrug linker moiety, each D is independently a biologically active moiety, each x is independently 0 or 1, each m is independently an integer of from 2 to 64, n is an integer from 3 to 32; or the pharmaceutically acceptable salt thereof. It further relates to pharmaceutical compositions comprising said water-soluble carrier-linked prodrugs, their use as medicament or diagnostic, and methods of treatment.
    Type: Application
    Filed: August 10, 2012
    Publication date: October 2, 2014
    Applicant: Ascendis Pharma A/S
    Inventors: Ulrich Hersel, Guillaume Maitro, Harald Rau, Dirk Vetter
  • Publication number: 20140296150
    Abstract: The present invention relates to prodrugs or a pharmaceutically acceptable salt thereof comprising a covalent treprostinil carrier conjugate as well as pharmaceutical composition comprising said compounds. The compounds may be used as medicaments, especially for diseases or disorders which can be treated by treprostinil, such as pulmonary arterial hypertension (PAH).
    Type: Application
    Filed: August 10, 2012
    Publication date: October 2, 2014
    Applicant: Ascendis Pharma A/S
    Inventors: Ulrich Hersel, Harald Rau, Torben Lessmann, Nicola Bisek, Guillaume Maitro, Kennett Sprogøe, Thomas Wegge, Oliver Keil, Joachim Zettler
  • Publication number: 20140243254
    Abstract: The present invention relates to water-soluble carrier-linked prodrugs of formula (I), wherein POL is a polymeric moiety, each Hyp is independently a hyperbranched moiety, each moiety SP is independently a spacer moiety, each L is independently a reversible prodrug linker moiety, m is 0 or 1, each n is independently an integer from 2 to 200 and each x is independently 0 or 1. It further relates to pharmaceutical compositions comprising said water-soluble carrier-linked prodrugs and methods of treatment.
    Type: Application
    Filed: August 10, 2012
    Publication date: August 28, 2014
    Applicant: Ascendis Pharma A/S
    Inventors: Ulrich Hersel, Guillaume Maitro, Herald Rau, Tobias Voigt
  • Patent number: 8758780
    Abstract: The present invention relates to pharmaceutical composition for subcutaneous injection comprising a paliperidone compound wherein the composition releases the paliperidone with an immediate onset of action and continuously for at least 3 weeks, and wherein the composition has a pharmacokinetic profile in vivo with substantially no burst release of the paliperidone. The compositions are useful as medicaments for the treatment of psychotic disorders and diseases.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: June 24, 2014
    Assignee: Ascendis Pharma AS
    Inventors: Kennett Sprogøe, Ulrich Hersel, Harald Rau, Guillaume Maitro, Thomas Wegge
  • Publication number: 20130189328
    Abstract: The present invention relates to a prodrug or a pharmaceutically acceptable salt thereof comprising an exendin linker conjugate D-L, wherein D represents an exendin moiety; and -L is a non-biologically active linker moiety -L1 represented by formula (I), wherein the dashed line indicates the attachment to one of the amino groups of the exendin moiety by forming an amide bond. The invention further relates to pharmaceutical compositions comprising said prodrugs as well as their use as a medicament for treating or preventing diseases or disorders which can be treated by exendin.
    Type: Application
    Filed: September 16, 2011
    Publication date: July 25, 2013
    Applicant: SANOFI-AVENTIS DEUTSCHLAND GMBH
    Inventors: Felix Cleemann, Ulrich Hersel, Torben Lessman, Harald Rau
  • Patent number: 8450097
    Abstract: The application relates to a composition comprising a hyperbranched polymer attached to a core and a biologically active moiety. The biologically active moiety is attached to the core by means of a substantially non-enzymatically cleavable linker L. The composition can be used to deliver the biologically active moiety to its target.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: May 28, 2013
    Assignee: Ascendis Pharma GmbH
    Inventors: Dirk Vetter, Ulrich Hersel, Harald Rau, Robert Schnepf, Thomas Wegge