Patents by Inventor Michael Erb

Michael Erb 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: 12441685
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hedgehog (Hh) signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Grant
    Filed: November 7, 2023
    Date of Patent: October 14, 2025
    Assignee: DANA-FARBER CANCER INSTITUTE, INC.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Publication number: 20240092735
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hedgehog (Hh) signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 21, 2024
    Applicant: DANA-FARBER CANCER INSTITUTE, INC.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Patent number: 11845728
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hedgehog (Hh) signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Grant
    Filed: January 26, 2021
    Date of Patent: December 19, 2023
    Assignee: Dana-Farber Cancer Institute, Inc.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Publication number: 20210147359
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hedgehog (Hh) signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Application
    Filed: January 26, 2021
    Publication date: May 20, 2021
    Applicant: DANA-FARBER CANCER INSTITUTE, INC.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Patent number: 10934256
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hh signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: March 2, 2021
    Assignee: DANA-FARBER CANCER INSTITUTE, INC.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Publication number: 20200010418
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hh signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Application
    Filed: September 19, 2019
    Publication date: January 9, 2020
    Inventors: James BRADNER, Michael ERB, Jun QI
  • Patent number: 10464897
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hh signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: November 5, 2019
    Assignee: Dana-Farber Cancer Institute, Inc.
    Inventors: James Bradner, Michael Erb, Jun Qi
  • Publication number: 20180148410
    Abstract: The present application relates to compounds comprising an ester, a thioester, or a hydrazide moiety and methods of synthesizing these compounds. The present application also relates to pharmaceutical compositions containing the compounds and methods of treating cell proliferative disorders mediated by the Hh signaling pathway, such as cancer, by administering the compounds and pharmaceutical compositions to subjects in need thereof.
    Type: Application
    Filed: June 3, 2016
    Publication date: May 31, 2018
    Inventors: James BRADNER, Michael ERB, Jun QI
  • Patent number: 8440161
    Abstract: The invention is directed to ammonium paratungstate decahydrate containing at least 75% of crystals having a length of at least 200 ?m and having a ratio of length to width of less than 4.5:1.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: May 14, 2013
    Assignee: H. C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Klaus-Jürgen Marschall, Frank Schrumpf
  • Patent number: 8431107
    Abstract: A method for preparing ammonium heptamolybdate with the steps of: i) adding a molybdenum-containing organic phase to a liquid-liquid reextraction apparatus or to a desorption apparatus, and ii) directly cold-crystallization ammonium heptamolybdate by cooling the resulting reextraction or desorption solution.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: April 30, 2013
    Assignee: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Benno Decker
  • Publication number: 20130029153
    Abstract: The invention is directed to ammonium paratungstate decahydrate containing at least 75% of crystals having a length of at least 200 ?m and having a ratio of length to width of less than 4.5:1.
    Type: Application
    Filed: May 29, 2012
    Publication date: January 31, 2013
    Applicant: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Klaus-Jürgen Marschall, Frank Schrumpf
  • Patent number: 8226923
    Abstract: The invention is directed to a method for the production of ammonium paratungstate tetrahydrate by thermal treatment of ammonium paratungstate decahydrate in an aqueous suspension. The ammonium paratungstate tetrahydrate can be produced with high purity and high yield. The production method may furthermore be carried out in a simple and energy-efficient manner.
    Type: Grant
    Filed: November 12, 2010
    Date of Patent: July 24, 2012
    Assignee: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Wolfgang Mathy
  • Patent number: 8216533
    Abstract: The invention is directed to a process for the continuous preparation of ammonium paratungstate hydrate by back reextraction of a tungsten-laden organic phase with an ammonia-containing aqueous solution in a mixer-settler apparatus. The reextraction is carried out at an NH3:W molar ratio of from 0.83 to 1.30, and a volume feed ratio of the tungsten-laden organic phase to the ammonia-containing aqueous solution of from 5 to 25. The above crystalline is in high purity and in high yield. The production method can be carried out in a simple and energy-efficient manner.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: July 10, 2012
    Assignee: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Klaus-Jürgen Marschall, Frank Schrumpf
  • Patent number: 8168155
    Abstract: The invention is directed to a method for the production of ammonium paratungstate tetrahydrate by thermal treatment of ammonium paratungstate decahydrate in an aqueous suspension. The ammonium paratungstate tetrahydrate can be produced with high purity and high yield. The production method may furthermore be carried out in a simple and energy-efficient manner.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: May 1, 2012
    Assignee: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Wolfgang Mathy
  • Publication number: 20110070148
    Abstract: The invention is directed to a method for the production of ammonium paratungstate tetrahydrate by thermal treatment of ammonium paratungstate decahydrate in an aqueous suspension. The ammonium paratungstate tetrahydrate can be produced with high purity and high yield. The production method may furthermore be carried out in a simple and energy-efficient manner.
    Type: Application
    Filed: November 12, 2010
    Publication date: March 24, 2011
    Applicant: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Wolfgang Mathy
  • Publication number: 20100098619
    Abstract: The invention is directed to a process for the continuous preparation of ammonium paratungstate hydrate by back reextraction of a tungsten-laden organic phase with an ammonia-containing aqueous solution in a mixer-settler apparatus. The reextraction is carried out at an NH3:W molar ratio of from 0.83 to 1.30, and a volume feed ratio of the tungsten-laden organic phase to the ammonia-containing aqueous solution of from 5 to 25. The above crystalline is in high purity and in high yield. The production method can be carried out in a simple and energy-efficient manner.
    Type: Application
    Filed: January 29, 2008
    Publication date: April 22, 2010
    Applicant: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Klaus-Jürgen Marschall, Frank Schrumpf
  • Publication number: 20100028250
    Abstract: The invention is directed to a method for the production of ammonium paratungstate tetrahydrate by thermal treatment of ammonium paratungstate decahydrate in an aqueous suspension. The ammonium paratungstate tetrahydrate can be produced with high purity and high yield. The production method may furthermore be carried out in a simple and energy-efficient manner.
    Type: Application
    Filed: January 29, 2008
    Publication date: February 4, 2010
    Applicant: H.C. Starck GmbH
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Michael Lohse, Wolfgang Mathy
  • Publication number: 20100008846
    Abstract: A method for preparing ammonium heptamolybdate with the steps of: i) adding a molybdenum-containing organic phase to a liquid-liquid reextraction apparatus or to a desorption apparatus and adding an ammonia-containing aqueous solution to this reextraction or desorption apparatus, and ii) directly cold-crystallizing ammonium heptamolybdate by cooling the resulting reextraction or desorption solution.
    Type: Application
    Filed: January 29, 2008
    Publication date: January 14, 2010
    Applicant: H.C. Starck GbmJ
    Inventors: Viktor Stoller, Michael Erb, Juliane Meese-Marktscheffel, Benno Decker
  • Publication number: 20090255372
    Abstract: The invention relates to a process for recovering valuable metals from a superalloy which has the steps of digesting the superalloy in a salt melt. The salt melt contains 60-95% by weight of NaOH and 5-40% by weight of Na2SO4.
    Type: Application
    Filed: June 29, 2007
    Publication date: October 15, 2009
    Applicant: H.C. STARCK GMBH
    Inventors: Armin Olbrich, Juliane Meese-Marktscheffel, Matthias Jahn, Rüdiger Zertani, Viktor Stoller, Michael Erb, Karl-Heinz Heine, Uwe Kutzler
  • Patent number: 7563431
    Abstract: A process for preparing nickel hydroxide by alkaline precipitation from nickel salt solutions in the presence of complexing agents, in which the precipitation is carried out at at least two different locations in the same mother liquor with different precipitation kinetics at the different locations and the mother liquor is mixed prior to agglomeration of the precipitated primary crystals, is described.
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: July 21, 2009
    Assignee: H. C. Starck GmbH
    Inventors: Armin Olbrich, Juliane Meese-Marktscheffel, Viktor Stoller, Michael Erb, Sven Albrecht, Gerhard Gille, Gerd Maikowske, Frank Schrumpf, Josef Schmoll, Matthias Jahn