Patents Assigned to L. Molteni & C. dei F.lli Alitti S.p.A.
  • Anticontagion device for injecting dental anesthetic solutions contained in cartridges
    Patent number: 5062832
    Abstract: An anticontagion device for injecting dental anesthetic solution contained in cartridges, comprising a cartridge-holding sleeve for once-only use, which is closed by a non-removable plug and fitted to a piston mechanism.
    Type: Grant
    Filed: November 7, 1989
    Date of Patent: November 5, 1991
    Assignee: L. Molteni & C. dei F.lli Alitti S.p.A.
    Inventor: Giovanni Seghi
  • Process for producing lactulose
    Patent number: 4264763
    Abstract: The invention concerns a process for producing lactulose from lactose, wherein a saturated aqueous solution of lactose monohydrate is heated under reflux in the presence of an alkaline phosphite. The lactulose present in the solution obtained is purified by passing the solution in succession through a cation exchange resin and an anion exchange resin. The lactose is possibly separated by silica gel chromatography and evaporating the eluate.
    Type: Grant
    Filed: September 18, 1979
    Date of Patent: April 28, 1981
    Assignee: L. Molteni & C. dei F.lli Alitti S.p.A.
    Inventor: Franca A. Gasparotti