Patents by Inventor Alejandro Crespo

Alejandro Crespo 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: 11981878
    Abstract: The present invention relates to a method for municipal solid waste (MSW) reclamation in a continuous or discontinuous process first for converting said waste into organic biomass and subsequently extracting and recovering the most chemical compounds contained in said biomass possible, such as triglycerides, sugars and proteins. Therefore, the invention is comprised in the field of recycling, transforming solid waste into reusable solids and biofuels.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: May 14, 2024
    Assignee: ECONWARD TECH.
    Inventors: Rubén García Cano, Jorge Crespo Lobo, Ángel Rumbero Sanchez, Nuria Cano Adamuz, Alejandro Villacampa Sanagustín, Oscar Orozco González
  • Publication number: 20220119412
    Abstract: The invention relates to thiazolopyridine derivatives which fall under the general formula I, and the use of the compounds of the present invention for the treatment and/or prevention of hyperproliferative or infectious diseases and disorders in mammals, especially humans, and pharmaceutical compositions containing such compound.
    Type: Application
    Filed: January 21, 2020
    Publication date: April 21, 2022
    Applicant: Merck Patent GmbH
    Inventors: Eva-Maria TANZER, Kai SCHIEMANN, Alejandro CRESPO
  • Patent number: 10358435
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: July 23, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Christopher J. Sinz, Alejandro Crespo, Johnathan E. Wilson, Troy McCracken, Shimin Xu, Haitang Li
  • Patent number: 10287269
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: May 14, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Jonathan E. Wilson, Meng Yang, Dann Parker, Zack Zhiqiang Guo, Alejandro Crespo, Deping Wang, Troy McCracken
  • Patent number: 10208060
    Abstract: The present invention concerns compounds of formula I or a pharmaceutically acceptable salt thereof which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: February 19, 2019
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jiaqiang Cai, Alejandro Crespo, John Debenham, Xiaoxing Du, Ping Liu, Rongqiang Liu, Christina B. Madsen-Duggan, Weiguo Quan, Christopher Sinz, Liping Wang
  • Patent number: 10138255
    Abstract: The present invention is directed to compounds of Formula I pharmaceutical compositions comprising the same, and their use in the inhibition of HIV protease, the inhibition of HIV replication, the prophylaxis of infection by HIV, the treatment of infection by HIV, and the prophylaxis, treatment, and delay in the onset or progression of AIDS.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: November 27, 2018
    Assignees: Merck Sharp & Dohme Corp., MSD R&D (China) Co., Ltd.
    Inventors: Peter D. Williams, John A. McCauley, Christopher J. Bungard, David Jonathan Bennett, Sherman T. Waddell, Gregori J. Morriello, Lehua Chang, Michael P. Dwyer, M. Katharine Holloway, Alejandro Crespo, Xin-Jie Chu, Catherine Wiscount, H. Marie Loughran, Jesse J. Manikowski, Jurgen Schulz, Kartik M. Keertikar, Bin Hu, Bin Zhong, Tao Ji
  • Publication number: 20180237422
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: March 11, 2016
    Publication date: August 23, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Christopher J. Sinz, Alejandro Crespo, Johnathan E. Wilson, Troy McCraken, Shimin XU, Haitang Li
  • Patent number: 10000501
    Abstract: The present invention concerns a compound of formula I or a pharmaceutically acceptable salt thereof, which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: June 19, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jiaqiang Cai, Vincent Colandrea, Alejandro Crespo, John Debenham, Xiaoxing Du, Deodialsingh Guiadeen, Ping Liu, Rongqiang Liu, Christina B. Madsen-Duggan, Joshua G. McCoy, Weiguo Quan, Christopher Sinz, Liping Wang
  • Patent number: 9969752
    Abstract: The present invention concerns compounds of formula I or pharmaceutically acceptable salts thereof, which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: May 15, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jiaqiang Cai, Alejandro Crespo, Xiaoxing Du, Byron Gabriel Dubois, Deodialsingh Guiadeen, Shankaran Kothandaraman, Ping Liu, Rongqiang Liu, Weiguo Quan, Christopher Sinz, Liping Wang
  • Publication number: 20180057480
    Abstract: The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates to the use of such compounds for treating neurological and psychiatric disorders, such as schizophrenia, psychosis, Parkinson's disease, Parkinson's disease dementia (PDD), or Huntington's disease, and those associated with striatal hypofunction or basal ganglia dysfunction.
    Type: Application
    Filed: March 21, 2016
    Publication date: March 1, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Dong-Ming Shen, Jonathan E. Wilson, Meng Yang, Dann Parker, Zack Zhiqiang Guo, Alejandro Crespo, Deping Wang, Troy McCracken
  • Patent number: 9840512
    Abstract: Novel compounds of the structural formula (I), and the pharmaceutically acceptable salts thereof, are agonists of G-protein coupled receptor 40 (GPR40) and may be useful in the treatment, prevention and suppression of diseases mediated by the G-protein-coupled receptor 40. The compounds of the present invention may be useful in the treatment of Type 2 diabetes mellitus, and of conditions that are often associated with this disease, including obesity and lipid disorders, such as mixed or diabetic dyslipidemia, hyperlipidemia, hypercholesterolemia, and hypertriglyceridemia.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: December 12, 2017
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Linda L. Brockunier, Helen Chen, Harry R. Chobanian, Matthew J. H. Clements, Alejandro Crespo, Duane E. DeMong, Yan Guo, William K. Hagmann, Karen M. Marcantonio, Michael Miller, Barbara Pio, Christopher W. Plummer, Dong Xiao
  • Publication number: 20170313718
    Abstract: The present invention concerns compounds of formula I or a pharmaceutically acceptable salt thereof which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Application
    Filed: September 23, 2015
    Publication date: November 2, 2017
    Applicants: MERCK SHARP & DOHME CORP., MSD R&D (CHINA) CO., LTD.
    Inventors: JIAQIANG CAI, ALEJANDRO CRESPO, JOHN DEBENHAM, XIAOXING DU, PING LIU, RONGQIANG LIU, CHRISTINA B. MADSEN-DUGGAN, WEIGUO QUAN, CHRISTOPHER SINZ, LIPING WANG
  • Publication number: 20170247336
    Abstract: The present invention concerns compounds of Formula I that inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Application
    Filed: October 8, 2015
    Publication date: August 31, 2017
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: FEZ UJJAINWALLA, JOHN QIANG TAN, QUN DANG, CHRISTOPHER J. SINZ, ALEJANDRO CRESPO, MING WANG, YILI CHEN, JIAQIANG CAI, FAN WU, XIAOXING DU
  • Publication number: 20170240555
    Abstract: The present invention concerns a compound of formula I or a pharmaceutically acceptable salt thereof, which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Application
    Filed: September 23, 2015
    Publication date: August 24, 2017
    Applicants: MERCK SHARP & DOHME CORP., MSD R&D (CHINA) CO., LTD.
    Inventors: JIAQIANG CAI, VINCENT COLANDREA, ALEJANDRO CRESPO, JOHN DEBENHAM, XIAOXING DU, DEODIALSINGH GUIADEEN, PING LIU, RONGQIANG LIU, CHRISTINA B. MADSEN-DUGGAN, JOSHUA G. MCCOY, WEIGUO QUAN, CHRISTOPHER SINZ, LIPING WANG
  • Publication number: 20170233412
    Abstract: The present invention concerns compounds of formula I or pharmaceutically acceptable salts thereof, which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Application
    Filed: September 23, 2015
    Publication date: August 17, 2017
    Applicants: MERCK SHARP & DOHME CORP., MSD R&D (CHINA) CO., LTD.
    Inventors: JIAQIANG CAI, ALEJANDRO CRESPO, XIAOXING DU, BYRON GABRIEL DUBOIS, DEODIALSINGH GUIADEEN, SHANKARAN KOTHANDARAMAN, PING LIU, RONGQIANG LIU, WEIGUO QUAN, CHRISTOPHER SINZ, LIPING WANG
  • Publication number: 20170226120
    Abstract: The present invention concerns compounds of formula I or pharmaceutically acceptable salts thereof, which inhibit HIF prolyl hydroxylase, their use for enhancing endogenous production of erythropoietin, and for treating conditions associated with reduced endogenous production of erythropoietin such as anemia and like conditions, as well as pharmaceutical compositions comprising such a compound and a pharmaceutical carrier.
    Type: Application
    Filed: September 23, 2015
    Publication date: August 10, 2017
    Applicants: MERCK SHARP & DOHME CORP., MSD R&D (CHINA) CO., LTD.
    Inventors: JIAQIANG CAI, ALEJANDRO CRESPO, XIAOXING DU, BYRON GABRIEL DUBOIS, PING LIU, RONGQIANG LIU, WEIGUO QUAN, CHRISTOPHER SINZ, LIPING WANG
  • Publication number: 20170073354
    Abstract: The present invention is directed to compounds of Formula I pharmaceutical compositions comprising the same, and their use in the inhibition of HIV protease, the inhibition of HIV replication, the prophylaxis of infection by HIV, the treatment of infection by HIV, and the prophylaxis, treatment, and delay in the onset or progression of AIDS.
    Type: Application
    Filed: March 6, 2015
    Publication date: March 16, 2017
    Applicants: Merck Sharp & Dohme Corp., MSD R&D (China) Co., Ltd.
    Inventors: Peter D. Williams, John A. McCauley, Christopher J. Bungard, David Jonathan Bennett, Sherman T. Waddell, Gregori J. Morriello, Lehua Chang, Michael P. Dwyer, M. Katharine Holloway, Alejandro Crespo, Xin-Jie Chu, Catherine Wiscount, H. Marie Loughran, Jesse J. Manikowski, Jurgen Schulz, Kartik M. Keertikar, Bin Hu, Bin Zhong, Tao Ji
  • Patent number: 9403807
    Abstract: The present invention is directed to compounds of the Formula I as well as pharmaceutically acceptable salts thereof, that are useful for treating aldosterone-mediated diseases. The invention furthermore relates to processes for preparing compounds of the Formula I, to their use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of the Formula I.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: August 2, 2016
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis
  • Publication number: 20160002255
    Abstract: Novel compounds of the structural formula (I), and the pharmaceutically acceptable salts thereof, are agonists of G-protein coupled receptor 40 (GPR40) and may be useful in the treatment, prevention and suppression of diseases mediated by the G-protein-coupled receptor 40. The compounds of the present invention may be useful in the treatment of Type 2 diabetes mellitus, and of conditions that are often associated with this disease, including obesity and lipid disorders, such as mixed or diabetic dyslipidemia, hyperlipidemia, hypercholesterolemia, and hypertriglyceridemia.
    Type: Application
    Filed: February 20, 2014
    Publication date: January 7, 2016
    Inventors: Linda L. Brockunier, Helen Chen, Harry R. Chobanian, Matthew J. H. Clements, Alejandro Crespo, Duane E. DeMong, Yan Guo, William K. Hagmann, Karen M. Marcantonio, Michael Miller, Barbara Pio, Christopher W. Plummer, Dong Xiao
  • Publication number: 20150284376
    Abstract: The present invention is directed to compounds of the Formula I as well as pharmaceutically acceptable salts thereof, that are useful for treating aldosterone-mediated diseases. The invention furthermore relates to processes for preparing compounds of the Formula I, to their use for the therapy and prophylaxis of the abovementioned diseases and for preparing pharmaceuticals for this purpose, and to pharmaceutical compositions which comprise compounds of the Formula I.
    Type: Application
    Filed: December 2, 2014
    Publication date: October 8, 2015
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Alejandro Crespo, Ping Lan, Rudrajit Mal, Anthony Ogawa, Hong Shen, Peter J. Sinclair, Zhongxiang Sun, Ellen K. Vande Bunte, Zhicai Wu, Kun Liu, Robert J. DeVita, Dong-Ming Shen, Min Shu, John Qiang Tan, Changhe Qi, Yuguang Wang, Richard Beresis