Patents Represented by Attorney Walter H. Schneider
  • Patent number: 4939092
    Abstract: Iron proteinaceous derivatives, obtained from ferric or ferrous salts and lysozyme with glutaric or 1,2-cyclohexanedicarboxylic anhydride and their pharmaceutical use in the oral treatment of iron-deficiency anemia, are described.
    Type: Grant
    Filed: October 27, 1988
    Date of Patent: July 3, 1990
    Assignee: Unibois S.p.A.
    Inventors: Flavio Villani, Adriano Zamboni
  • Patent number: 4931587
    Abstract: A process for the optical resolution of 2-hydroxy-3-(4-methoxyphenyl)-3-(2-acetylaminophenylthio)-propionic acid sodium salt by seeding of a supersaturated solution of said salt with one of the enantiomers.
    Type: Grant
    Filed: January 17, 1989
    Date of Patent: June 5, 1990
    Assignee: Industria Chimica Profarmaco S.p.A.
    Inventor: Fulvio L. Piselli
  • Patent number: 4929274
    Abstract: Heap leaching of gold/silver ores with an aqueous alkali cyanide solution containing a surfactant hydrolyzable at the pH of the solution, the surfactant being present in an amount sufficient to increase the rate of metal value recovery without adversely affecting the carbon efficiency in the subsequent step of separating the metal cyanide value from the pregnant leach solution by absorption on carbon columns.
    Type: Grant
    Filed: June 7, 1989
    Date of Patent: May 29, 1990
    Assignee: Drew Chemical Corporation
    Inventor: Lionel B. Luttinger
  • Patent number: 4919927
    Abstract: The present invention relates to a process for potentiating the activity of a conjugate consisting of the A chain of ricin coupled with an antibody directed against human T cells, the said process consisting in adding an effective quality of ammonium chloride to the said conjugate.
    Type: Grant
    Filed: August 31, 1988
    Date of Patent: April 24, 1990
    Assignee: Sanofi
    Inventors: Pierre Casellas, Pierre Gros, Franz Jansen
  • Patent number: 4918062
    Abstract: A pharmaceutical composition containing L-.alpha.-glycerylphosphorylcolamine as the principal active ingredient for use in the treatment of chronic cerebral psycho-organic syndromes of the involutive kind or due to cerebrovascular insufficiency.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: April 17, 1990
    Assignee: Riace Establishment
    Inventor: Rosanna Lodi
  • Patent number: 4917898
    Abstract: Pharmaceutical compositions for the prophylaxis and therapy of biliary tract calculosis and of biliary dyspepsia, containing as the active principle taurohyodeoxycholic acid, are herein described.
    Type: Grant
    Filed: June 1, 1988
    Date of Patent: April 17, 1990
    Assignee: Pharmaricherche Di Allesandra Tonozzi e C. s.a.s.
    Inventors: Mario Angelico, Simos Contos
  • Patent number: 4908174
    Abstract: A porous, open pore, hardened, plastic composition suitable as a replacement for plaster for use as a mold in shaping a ceramic article by any of various ceramic shaping methods prepared by subjecting a water-in-oil emulsion to hardening, without breaking the emulsion, and then drying the hardened product, the emulsion having a viscosity of 1600-5000cP and/or containing 2-12% by weight of an alkali-reactive, water-binding material, the water phase/oil phase ratio providing an open pore volume in the composition equivalent to 10-60% of the total volume of the composition.
    Type: Grant
    Filed: January 25, 1989
    Date of Patent: March 13, 1990
    Inventor: Guenther Will
  • Patent number: 4894237
    Abstract: A pharmaceutical composition comprising as the active principle the piperazine salt of (S) 6-methoxy-.alpha.-methyl-2-naphthaleneacetic acid in highly micronized form, suited carriers in which the active principle is scarcely soluble, surfactants, preserving agents and an hydrophilic, pH-independent, matrix consisting of alkyl derivatives of cellulose and/or polyvinylalcohol. The sustained release of the antiinflammatory compositions allows the treatment of affections by means of a single daily administration of the same.
    Type: Grant
    Filed: August 22, 1988
    Date of Patent: January 16, 1990
    Assignee: Cooperativa Farmaceutica Soc. Coop. R.L.
    Inventors: Pietro Bellani, Luigi Valcarenghi
  • Patent number: 4894441
    Abstract: A process for the preparation of undenaturated triple helix collagen, starting form animal tendons or cutis, by extraction with diluted organic acids, precipitation with salts, optional gelation and/or lyophilization, tangential filtration.The obtained collagen shows favorable purity characteristics, is not allergenic and more effective in the healing processes than collagens obtained by known methods.
    Type: Grant
    Filed: March 3, 1988
    Date of Patent: January 16, 1990
    Assignee: Istituto Gentili S.p.A.
    Inventor: Claudio Menicagli
  • Patent number: 4894471
    Abstract: A continuous process for the alkylation of CH-acid compounds with dialkyl carbonates in gas-liquid phase transfer catalysis conditions is described, consisting of contacting a mixture of a CH-acid compound (arylacetonitrile or malonic diester) and of a dialkylcarbonate, optionally added with an inert carrier (constituted by a polar or aprotic polar liquid or by a gas), with a catalytic bed comprising alumina spheres carrying a base and a phase transfer catalyst.
    Type: Grant
    Filed: March 30, 1987
    Date of Patent: January 16, 1990
    Assignee: Consiglio Nazionale Delle Richerche
    Inventors: Enrico Angeletti, Franco Trotta, Pietro Tundo, Paolo Venturello
  • Patent number: 4888359
    Abstract: .alpha.-methyl-.alpha.-(3,4-dihydro-1-naphthyl)acetic acid, i.e. dinaproic acid, has such valuable analgesic and antiinflammatory activities, as to be useful in human therapy.
    Type: Grant
    Filed: May 12, 1989
    Date of Patent: December 19, 1989
    Assignee: Istituto Biochimico Sperimentale Ibis S.P.A.
    Inventor: Simos Contos
  • Patent number: 4883670
    Abstract: Ubidecarenones are effectively dissolved in an aqueous medium using N-acyl-2 amino-ethanesulphonates in which the acyl residue has more than 5 carbon atoms. Cosmetic compositions containing ubidecarenones so solubilized are effective in anti-aging and hydrating treatment.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: November 28, 1989
    Assignee: Arval S.p.A.
    Inventors: Vincenzo Zappia, Mario De Rosa
  • Patent number: 4879376
    Abstract: Triterpene saponins of formula ##STR1## wherein R.sub.1 is H or OH and R.sub.2 is a tetrasaccharide, or alternatly pentasaccharide, chain have antiinflammatory, mucolytic and antiedemic activities. Said saponins are isolated from roots and bark of Crossopteryx febrifuga, for instance by precipitating them, in form of a complex with cholesterol or sytosterol, from an alcoholic extract of the vegetal material and by partitioning the precipitate between an apolar solvent, which subtracts the complexing agent and a polar solvent in which saponins are soluble.
    Type: Grant
    Filed: June 26, 1987
    Date of Patent: November 7, 1989
    Assignees: Sigma-Tau Industrie Farmaceutiche Riunite S.p.A., Inverni Della Beffa Industria Chimico Farmeceutica Derivati Naturali
    Inventors: Piero Foresta, Orlando Ghirardi, Bruno Gabetta, Aldo Cristoni
  • Patent number: 4873033
    Abstract: The invention relates to a hyperfiltration membrane containing a supporting layer and a separation layer. The membrane is characterized in that the separation layer consists of a crosslinked monomolecular film of molecules, the molecules of the separation layer in the uncrosslinked state being surfactants or surfactant-like lipoids containing at least one hydrophobic chain and at least one hydrophilic group, the hydrophobic chains of these molecules being oriented mainly perpendicularly to the plane of the membrane and parallel to the diffusion direction after crosslinking and the molecules of the separation layer being crosslinked with one another through functional groups in at least one of their hydrophobic chains and/or through functional groups in at least one of their hydrophilic groups.
    Type: Grant
    Filed: June 22, 1988
    Date of Patent: October 10, 1989
    Assignee: Klaus Heckmann
    Inventors: Klaus Heckmann, Georg Manecke, Beate Pfannenmuller, Klaus Ring, Helmut Ringsdorf
  • Patent number: 4870057
    Abstract: The present invention relates to the therapeutical use of a pharmaceutical composition of fructose 1,6-diphosphate (FDP) (sodium salt) which, intravenously administered, treats somatic and psychic manifestations caused by alcoholic intoxication.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: September 26, 1989
    Assignee: Biomedica Foscama Industria Chimico-Farmaceutica S.p.A.
    Inventors: Marco Chiapparelli, Ugo Cavicchia
  • Patent number: 4865770
    Abstract: A process for the optical resolution of 2-(6-methoxy-2-naphthyl)propionic acid by seeding a supersaturated solution of the ethylamine salt of said acid.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: September 12, 1989
    Assignee: Industria Chemica Profarmaco S.p.A.
    Inventor: Fulvio L. Piselli
  • Patent number: 4840964
    Abstract: The taurinamide with 2-thenoic acid of formula ##STR1## prepared by reaction of taurine with an acylating derivative of 2-thenoic cid, is useful in human and veterinary medicine.
    Type: Grant
    Filed: August 22, 1988
    Date of Patent: June 20, 1989
    Assignee: Ricerche di Schiena S.n.c. del Dr. Michele G. di Schiena & C.
    Inventors: Michele G. Di Schiena, Vittoria Orru
  • Patent number: 4835145
    Abstract: A compound exhibiting anti-inflammatory properties having the formula ##STR1## in which X is H, Hal or CH.sub.3 COO--; R.sub.1 is CH.sub.3 (CH.sub.2).sub.2 CH--; and R.sub.2 and R.sub.3 are separately H or Hal; and a pharmaceutical composition containing the same.
    Type: Grant
    Filed: January 2, 1987
    Date of Patent: May 30, 1989
    Assignee: Sicor Societa' Italiana Corticosteroidi S.p.A.
    Inventor: Peter MacDonald
  • Patent number: 4819787
    Abstract: Apparatus for transporting of materials by means of conveyer rollers, with a plurality of roller shafts journalled one behind the other in a lateral support member, wherein several roller shafts are driven by a common drive unit, is disclosed. Each roller shaft is furnished with a member capable of transferring torque and whereby the transport of the material is achieved by way of frictional contact. The conveyer rollers are operatively secured to the roller shafts and the torque transfer members are respectively coupled to the pertaining roller shaft by means of a device capable of transferring frictional force.
    Type: Grant
    Filed: June 26, 1985
    Date of Patent: April 11, 1989
    Inventor: Volker Burkhardt
  • Patent number: D304093
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: October 17, 1989
    Inventor: Alfred Holter