Patents by Inventor Enrico Baggiolini

Enrico Baggiolini 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).

  • Fluorinated vitamin D.sub.3 compounds
    Patent number: 4613594
    Abstract: Novel hexafluoro-cholecalciferol compounds and processes for preparing such compounds are disclosed. Intermediates utilized in the preparation of such compounds and pharmaceutical preparations containing these compounds are also disclosed.
    Type: Grant
    Filed: November 16, 1984
    Date of Patent: September 23, 1986
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Enrico Baggiolini, Giacomo Pizzolato, Milan Uskokovic, Gary Truitt
  • Syntheses of 3,24R,25- and 3,24S,25-trihydroxy-5,7-cholestadiene 24,25-ketals and alkanoyl derivatives thereof
    Patent number: 4026882
    Abstract: Syntheses of 3,24R,25- and 3,24S,25-trihydroxy-5,7-cholestadiene 24,25-ketals and alkanoyl derivatives thereof, intermediates in the preparation of the biologically important metabolite and derivative, respectively, of vitamin D.sub.3, are described.
    Type: Grant
    Filed: March 8, 1976
    Date of Patent: May 31, 1977
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Enrico Baggiolini, John Joseph Partridge, Jr., Milan Radoje Uskokovic
  • Syntheses of 24R,25- and 24S,25-dihydroxycholecalciferol
    Patent number: 4021423
    Abstract: Syntheses of 24R,25- and 24S,25-dihydroxycholecalciferol, the biologically important metabolite and derivative, respectively, of vitamin D.sub.3, are described.
    Type: Grant
    Filed: March 8, 1976
    Date of Patent: May 3, 1977
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Enrico Baggiolini, John Joseph Partridge, Jr., Milan Radoje Uskokovic'
  • 2,3,3A,6,7,7A-Hexahydro-thieno[3,2-b]pyridin-(4H)5-ones
    Patent number: 4009172
    Abstract: A novel procedure for the preparation of biotin, using cysteine as the starting material is disclosed. This process results in the obtention of pure d-biotin thus obviating the need for a chemical resolution. Novel intermediates are also disclosed.
    Type: Grant
    Filed: March 18, 1976
    Date of Patent: February 22, 1977
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Enrico Baggiolini, Pasquale Nicholas Confalone, Giacomo Pizzolato, Milan Radoje Uskokovic
  • Process for the preparation of 1.alpha.,25-dihydroxycholecalciferol
    Patent number: 3993675
    Abstract: A novel process for the preparation of 1.alpha.,25-dihydroxycholecalciferol and intermediates thereof is disclosed.
    Type: Grant
    Filed: February 24, 1975
    Date of Patent: November 23, 1976
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Milan Radoje Uskokovic, Thomas Albert Narwid, Jerome Anthony Iacobelli, Enrico Baggiolini
  • 3-Amino-2,3,3a,6,7,7a-hexahydro-thieno[3,2-b]pyridin-(4H)5-one
    Patent number: 3957794
    Abstract: A novel procedure for the preparation of biotin, using cysteine as the starting material is disclosed. This process results in the obtention of pure d-biotin thus obviating the need for a chemical resolution. Novel intermediates are also disclosed.
    Type: Grant
    Filed: May 2, 1975
    Date of Patent: May 18, 1976
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Enrico Baggiolini, Pasquale Nicholas Confalone, Giacomo Pizzolato, Milan Radoje Uskokovic