Patents Assigned to BioSynth S.r.l.
  • Patent number: 11576959
    Abstract: The present invention refers to new glycoconjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines intended for the protection of mammalians, and particularly for the protection of the human population from enteropathogenic bacteria, such as the Gram-positive anaerobic bacterium Clostridium difficile and the Gram-negative bacteria Salmonella typhi, Escherichia Coli, Vibrio Cholerae, Shigella flexneri, Salmonella typhimurium, Salmonella enteritidis, Salmonella paratyphi A, Shigella sonnei, Shigella dysenteriae, Salmonella cholerasuis, Klebsiella, Enterobacter, Pseudomonas aeruginosa and/or from viral gastrointestinal infections due to human noroviruses.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: February 14, 2023
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Patent number: 11547755
    Abstract: The present invention refers to new conjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines and formulations containing the same. In addition, the present invention concerns the use of these vaccines in particular for the protection of the human population, and in particular for the protection of the paediatric population from pulmonary and systemic infections due to S. pneumoniae, N. meningitidis, H. influenzae, K. pneumoniae, M. tuberculosis, S. aereus, or from intestinal infections due to S. typhi, V. cholerae and E. coli. The present invention additionally refers to new polyvalent glycoconjugate vaccines for the protection from C. albicans and E. coli systemic and genitourinary infections or for the protection from M. bovis infections in veterinary medicine.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: January 10, 2023
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Patent number: 11246919
    Abstract: The present invention refers to new glycoconjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines intended for the protection of mammalians, and particularly for the protection of the human population from enteropathogenic bacteria, such as the Gram-positive anaerobic bacterium Clostridium difficile and the Gram-negative bacteria Salmonella typhi, Escherichia coli, Vibrio cholerae, Shigella flexneri, Salmonella typhimurium, Salmonella enteritidis, Salmonella paratyphi A, Shigella sonnei, Shigella dysenteriae, Salmonella cholerasuis, Klebsiella, Enterobacter, Pseudomonas aeruginosa and/or from viral gastrointestinal infections due to human noroviruses.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: February 15, 2022
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Patent number: 11147872
    Abstract: The present invention refers to new conjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines and formulations containing the same. In addition, the present invention concerns the use of these vaccines in particular for the protection of the human population, and in particular for the protection of the paediatric population from pulmonary and systemic infections due to S. pneumoniae, N. meningitidis, H. influenzae, K. pneumoniae, M. tuberculosis, S. aureus, or from intestinal infections due to S. typhi, V. cholerae and E. coli. The present invention additionally refers to new polyvalent glycoconjugate vaccines for the protection from C. albicans and E. coli systemic and genitourinary infections or for the protection from M. bovis infections in veterinary medicine.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: October 19, 2021
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Patent number: 10500263
    Abstract: The present invention refers to new glycoconjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines intended for the protection of mammalians, and particularly for the protection of the human population from enteropathogenic bacteria, such as the Gram-positive anaerobic bacterium Clostridium difficile and the Gram-negative bacteria Salmonella typhi, Escherichia Coli, Vibrio Cholerae, Shigella flexneri, Salmonella typhimurium, Salmonella enteritidis, Salmonella paratyphi A, Shigella sonnei, Shigella dysenteriae, Salmonella cholerasuis, Klebsiella, Enterobacter, Pseudomonas aeruginosa and/or from viral gastrointestinal infections due to human noroviruses.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: December 10, 2019
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Patent number: 10300135
    Abstract: The present invention refers to new conjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines and formulations containing the same. In addition, the present invention concerns the use of these vaccines in particular for the protection of the human population, and in particular for the protection of the paediatric population from pulmonary and systemic infections due to S. pneumoniae, N. meningitidis, H. influenzae, K. pneumoniae, M. tuberculosis, S. aureus, or from intestinal infections due to S. typhi, V. cholerae and E. coli. The present invention additionally refers to new polyvalent glycoconjugate vaccines for the protection from C. albicans and E. coli systemic and genitourinary infections or for the protection from M. bovis infections in veterinary medicine.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: May 28, 2019
    Assignee: BIOSYNTH S.R.L.
    Inventor: Massimo Porro
  • Publication number: 20170143821
    Abstract: The present invention refers to new conjugate antigens expressing built-in multiple epitopes and to polyvalent glycoconjugate vaccines and formulations containing the same. In addition, the present invention concerns the use of these vaccines in particular for the protection of the human population, and in particular for the protection of the paediatric population from pulmonary and systemic infections due to S. pneumoniae, N. meningitidis, H. influenzae, K. pneumoniae, M. tuberculosis, S. aureus, or from intestinal infections due to S. typhi, V. cholerae and E. coli. The present invention additionally refers to new polyvalent glycoconjugate vaccines for the protection from C. albicans and E. coli systemic and genitourinary infections or for the protection from M. bovis infections in veterinary medicine.
    Type: Application
    Filed: January 29, 2014
    Publication date: May 25, 2017
    Applicant: BIOSYNTH S.R. L.
    Inventor: Massimo PORRO
  • Patent number: 7588765
    Abstract: The present invention concerns a conjugation process for coupling a endotoxin (LPS) free polyfunctional polysaccharide with a polyfunctional carrier protein with quantitative yields. The invention also provides for vaccine formulations comprising the glyconjugate antigen manufactured by the process.
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: September 15, 2009
    Assignee: Biosynth S.r.l.
    Inventor: Massimo Porro
  • Patent number: 6951652
    Abstract: A vaccine is disclosed which is useful for protecting a host from Gram negative infections and the effects of endotoxin, therefore preventing sepsis and septic shock. The vaccine is prepared by combining LPS free or in conjugate form with a stoichiometric excess of a peptide of the formula: (a) (A)n wherein A is Lysine or Arginine and n is an integer with a minimum value of 7; (b) (AB)m wherein A is Lysine or Arginine and B is a hydrophobic amino acid selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; m is an integer with a minimum value of 3; and (c) (ABC)p wherein A is a cationic amino acid which is Lysine or Arginine; B and C are hydrophobic amino acids which may be the same or different and are selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; p is an integer with a minimum value of 2.
    Type: Grant
    Filed: July 29, 1998
    Date of Patent: October 4, 2005
    Assignee: BioSynth S.r.l.
    Inventor: Massimo Porro
  • Patent number: 5834430
    Abstract: The present invention is concerned with methods of potentiating an antibiotic. The invention also includes compositions of an antibiotic and a peptide having units of the formula:(a) (A).sub.n wherein A is Lysine or Arginine and n is an integer with a minimum value of 7.(b) (AB).sub.m wherein A is Lysine or Arginine and B is a hydrophobic amino acid selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; m is an integer with a minimum value of 3; and(c) (ABC).sub.p wherein A is a cationic amino acid which is Lysine or Arginine; B and C are hydrophobic amino acids which may be the same or different and are selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; p is an integer with a minimum value of 2. The compositions have potentiated antibiotic activity.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: November 10, 1998
    Assignee: BiosYnth S.r.l.
    Inventors: Massimo Porro, Martti Varra
  • Patent number: 5652211
    Abstract: The present invention is concerned with a peptide composition which includes a peptide having units of the formula:(a) (A).sub.n wherein A is Lysine or Arginine and n is an integer with a minimum value of 7.(b) (AB).sub.m wherein A is Lysine or Arginine and B is a hydrophobic amino acid selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; m is an integer with a minimum value of 3; and(c) (ABC).sub.p wherein A is a cationic amino acid which Is Lysine or Arginine; B and C are hydrophobic amino acids which may be the same or different and are selected from the group consisting of Valine, Leucine, Isoleucine, Tyrosine, Phenylalanine and Tryptophan; p is an integer with a minimum value of 2. The compositions of the invention bind Lipid-A of endotoxins.
    Type: Grant
    Filed: July 26, 1993
    Date of Patent: July 29, 1997
    Assignee: BiosYnth S.r.l.
    Inventor: Massimo Porro
  • Patent number: 5589459
    Abstract: The present invention provides methods of using peptides of the formula R.sub.1 --(A--B--C).sub.n --R, wherein R.sub.1 and R are independently H or an amino acid residue or a fatty acid residue; A is an amino acid residue selected from the group consisting of Lys and Arg; B is an amino acid selected from the group consisting of Phe, Tyr, and Trp; C is an amino acid selected from the group consisting of Leu, Ile and Val; n is an integer of 1-100. The peptides are used for the removal of endotoxin from blood or sera; the detoxification of bacterial endotoxin; and the prevention of the contamination of products with endotoxin.
    Type: Grant
    Filed: July 26, 1994
    Date of Patent: December 31, 1996
    Assignee: BiosYnth s.r.l.
    Inventor: Massimo Porro
  • Patent number: 5371186
    Abstract: The present invention provides novel peptides of the formula R.sub.1 -(A-B-C).sub.n -R, where R.sub.1 and R are independently H or an amino acid residue or a fatty acid residue; A is an amino acid residue selected from the group consisting of Lys, Arg, and His; B is an amino acid selected from the group consisting of Phe, Tyr, and Trp; C is an amino acid selected from the group consisting of Leu, Ile and Val; n is an integer of 1-100. The peptides are used inter alia for the prevention and/or treatment of septic shock, for the detection of endotoxin and the preparation of antigenic complexes of Lipid A.
    Type: Grant
    Filed: January 16, 1992
    Date of Patent: December 6, 1994
    Assignee: Biosynth S.r.l.
    Inventor: Massimo Porro
  • Patent number: 5358933
    Abstract: Novel peptides are disclosed which are based on the formula:R.sub.1 (Lys-Phe-Leu).sub.n --Rwherein n is an integer of from 1-10 and R and R.sub.1 are H or an amino acid residue or a fatty acid residue which are useful in the treatment of septic shock.
    Type: Grant
    Filed: April 19, 1993
    Date of Patent: October 25, 1994
    Assignee: BiosYnth S.r.l.
    Inventor: Massimo Porro