Patents by Inventor Christopher Michejda

Christopher Michejda 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: 20120094933
    Abstract: Derivatives of bladder epithelial antiproliferative factor and methods of using them are disclosed. In specific embodiments, the glycopeptide compositions are useful for the treatment and/or prevention of medical conditions, including cancer. In other embodiments, there are compositions and methods related to treatment of bladder conditions. In particular embodiments, the glycopeptide comprises D-pipecolic acid or L-pipecolic acid.
    Type: Application
    Filed: August 18, 2009
    Publication date: April 19, 2012
    Inventors: Christopher Michejda, Maria Michejda, Susan K. Keay, Zoltan Szekely, Piotr Kaczmarek
  • Publication number: 20100055113
    Abstract: The present invention concerns the receptor for antiproliferative factor (APF) from bladder epithelial cells. In particular, there are compositions and methods for modulating APF, APF receptor, and/or the binding of APF to APF receptor. Agents that interfere with the binding of APF to its receptor or agents that enhance the binding of APF to its receptor are contemplated. In specific aspects, certain compositions are employed for a therapeutic purpose, such as interstitial cystitis or cancer, for example.
    Type: Application
    Filed: July 27, 2007
    Publication date: March 4, 2010
    Applicants: The University of Maryland, Baltimore, Government of the United States of America, as rep resented by the Secretary of the Dept. of Health
    Inventors: Susan K. Keay, Christopher Michejda, Gillian Tocci, Thomas Conrads, Timothy Veenstra, Brian Lewis Hood
  • Publication number: 20100041588
    Abstract: Derivatives of a novel antiproliferative factor comprising a glycopeptide is disclosed. In specific embodiments, the novel antiproliferative factor is associated with the bladder. Compositions, diagnostic kits and reagents, and methods of using the compounds for identifying and/or treating interstitial cystitis and cancer are disclosed. In particular embodiments, the glycopeptide comprises D-proline.
    Type: Application
    Filed: August 18, 2009
    Publication date: February 18, 2010
    Inventors: Susan K. Keay, Christopher Michejda, Maria Michejda, Zoltan Szekely
  • Patent number: 7605125
    Abstract: A conjugate of formula: V—(Y)a—Z-T: (I), T-X—B—(Y)a—Z-T?: (II), V—(Y)a Z—(Y?)a V?: (III), T-X—B—(Y)a—Z—(Y?)a—X?—B?-T?: (IV), V—(Y)a—Z—(Y?)a—X—B-T: (V), V—(Y)a—Z—X—B—Z?—(Y?)a—(V?)b: (VI), or (W)a—(Y)b—[(Z)c—(Y?)d—(X—B)e—(Y?)f—(Z?)g]h—(Y . . .
    Type: Grant
    Filed: February 27, 2003
    Date of Patent: October 20, 2009
    Assignee: The United States of America as represented by the Department of Health and Human Services
    Inventors: Zoltan Szekely, Humcha Krishnamurthy Hariprakasha, Marek W. Cholody, Christopher Michejda
  • Publication number: 20090148505
    Abstract: A novel antiproliferative factor comprising a glycopeptide is disclosed. In specific embodiments, the novel antiproliferative factor is associated with the bladder. Compositions, diagnostic kits and reagents, and methods of using the compounds for identifying and/or treating interstitial cystitis and cancer are disclosed.
    Type: Application
    Filed: December 13, 2007
    Publication date: June 11, 2009
    Applicant: University of Maryland
    Inventors: Susan K. Keay, Christopher Michejda, Zoltan Szekely, Thomas P. Conrads, Timothy D. Veenstra, Maria Michejda
  • Publication number: 20090069220
    Abstract: A conjugate of formula: V—(Y)a-Z-T??(I), T-X—B—(Y)a-Z-T???(II), V—(Y)a-Z-(Y?)a—V???(III), T-X—B—(Y)a-Z-(Y?)a—X?—B?-T???(IV), V—(Y)a-Z-(Y?)a—X—B-T??(V), V—(Y)a-Z-X—B-Z?-(Y?)a—(V?)b??(VI), or (W)a—(Y)b-[(Z)c-(Y?)d—(X—B)e—(Y?)f-(Z?)g]h-(Y??)i—(W?)j??(VII), in which W and W? are independently a DNA intercalator or terminal subunit, V and V? are independently a DNA intercalator, X and X? are independently a DNA alkylator, B and B? are the same or different and each is a heteroaromatic residue that is attached to the N-terminus of an alkylator subunit (X or X?), Y, Y?, Y? and Y?? are independently a linker, T and T? are independently terminal subunits, Z and Z? are independently a polyamide group that binds to the minor groove of DNA, a, b, c, d, f, g, i, and j are independently 0 to 5, and e and h are independently 1 to 5, a composition comprising a conjugate of any of formulae (I)-(VII) and a carrier, and a method for treating cancer in a mammal comprising administering an effective amount of
    Type: Application
    Filed: September 16, 2008
    Publication date: March 12, 2009
    Applicant: GOVERNMENT OF THE UNITED STATES OF AMERICA, REPRESENTED BY THE SECRETARY, DEPA
    Inventors: Zoltan Szekely, Humcha Krishnamurthy Hariprakasha, Marek W. Cholody, Christopher Michejda
  • Publication number: 20080039518
    Abstract: The present invention features maleiimide compounds, pharmaceutical compositions of maleiimide compounds and methods of treating a patient suffering from cancer, the method comprising administering to a patient one or more maleiimide compounds of the invention.
    Type: Application
    Filed: August 22, 2006
    Publication date: February 14, 2008
    Applicant: Government of the US, as represented by the Secretary, Department of Health and Human Services
    Inventors: Christopher Michejda, Wei Yao, Brian Carr, Siddhartha Kar, Maria Michejda
  • Publication number: 20070203056
    Abstract: A novel antiproliferative factor comprising a glycopeptide is disclosed. In specific embodiments, the novel antiproliferative factor is associated with the bladder. Compositions, diagnostic kits and reagents, and methods of using the compounds for identifying and/or treating interstitial cystitis and cancer are disclosed.
    Type: Application
    Filed: May 3, 2007
    Publication date: August 30, 2007
    Inventors: Susan Keay, Christopher Michejda, Zoltan Szekely
  • Publication number: 20050171014
    Abstract: A conjugate comprising a ligand, a linker, and a cytotoxic agent, in which the linker is FALA, VLALA, ALAL, ALALA, ChaLALA, ChaChaLAL, NalChaLAL or NalLALA; a composition thereof; a method of delivering a cytotoxic agent in a cell-specific manner; and a method of treating cancer in a mammal.
    Type: Application
    Filed: February 27, 2003
    Publication date: August 4, 2005
    Applicant: Government of the United States of America, represented by the Secretary, Department of Health
    Inventors: Nadya Tarasova, Christopher Michejda, Marcin Dyba, Carolyn Cohran
  • Publication number: 20050096261
    Abstract: A conjugate of formula: V-(Y)a-Z-T: (I), T-X-B-(Y)a-Z-T?: (II), V-(Y)a Z-(Y?)a V?: (III), T-X-B-(Y)a-Z-(Y?)a-X?-B?-T?: (IV), V-(Y)a-Z-(Y?)aX-B-T: (V), V-(Y)a-Z-X-B-Z?-(Y?)a-(V?)b: (VI), or (W)a-(Y)b-[(Z)c-(Y?)d-(X-B)e-(Y?)f-(Z?)g]h-(Y . . .
    Type: Application
    Filed: February 27, 2003
    Publication date: May 5, 2005
    Applicant: Government of the United States of America, repres ented by the Secreatary, Department of Health & H
    Inventors: Zoltan Szekely, Humcha Hariprakasha, Marek Cholody, Christopher Michejda
  • Publication number: 20050096263
    Abstract: A novel antiproliferative factor comprising a glycopeptide is disclosed. In specific embodiments, the novel antiproliferative factor is associated with the bladder. Compositions, diagnostic kits and reagents, and methods of using the compounds for identifying and/or treating interstitial cystitis and cancer are disclosed.
    Type: Application
    Filed: July 1, 2004
    Publication date: May 5, 2005
    Inventors: Susan Keay, Christopher Michejda, Zoltan Szekely