U.S. Class: 260--403Patent Number: 4,981,618Title: Sphingophospholipids containing Inositol, theirProduction, and their Application as Inducers of Resistance toVarious Cryptogamic Diseases in PlantsInventors: Maud Bruneteau, Paul-Michel Molot, Thadee Staron,Olivier Lhomme, Pierre MasAssignees: Institut National de la Recherche Agronomique(INRA) and Centre National de la Recherche Scientifique, bothof ParisFiling Date: Feb. 24, 1989; claims priority, app. France, Oct. 6,1988Claims: Nine claims for inositol sphingophospholipids and theiruse to prevent plant diseases. Inositol sphingophospholipidsare complex carbohydrates (sugars) that contain lipid (fat) andphosphate groups. The claimed molecules protect pepper plantsfrom pathogens.

U.S. Class: 514--259Patent Number: 4,981,856Title: Anti-Tumor AgentsInventor: Leslie R. HughesAssignee: Imperial Chemical Industries plc, LondonFiling Date: April 12, 1990; cip of March 17, 1988 filing; claimspriority, app. United Kingdom, March 25, 1987Claims: Nine claims for quinazoline derivatives, ringed organiccompounds, and for their use to treat cancer.

U.S. Class: 514--263Patent Number: 4,981,857Title: Purine DerivativesInventors: Susan M. Daluge, Harry J. LeightonAssignee: Burroughs Wellcome Co., Research Triangle Park, N.C.Filing Date: Aug. 29, 1989; cip of April 25, 1986 (U.S.P.4,879,296) filing; claims priority, app. United Kingdom, April27, 1985Claims: Four claims for purine derivatives. Purines are nitrogenbases found in DNA and RNA. Purine derivatives may blockDNA or RNA synthesis. Such compounds may be used to inhibitcancer growth or virus replication.

U.S. Class: 514--278Patent Number: 4,981,858Title: Optical IsomersInventors: Abraham Fisher, Ishal Karton, Eliahu Heidman, YonaGrunfeld, Aharon Levy, Beit HananAssignee: State of Israel, represented by the Prime Minister'sOffice, Israel Institute for Biological Research, IsraelFiling Date: April 18, 1989; cip of Aug. 13, 1987 filingClaims: 29 claims for the use of optical isomers of quinuclidinederivatives to treat diseases of the central nervous system.

U.S. Class: 514--307Patent Number: 4,981,860Title: Pyridinium Nitrate, Composition Containing Same andtheir Use for Inhibiting Platelet Activating FactorInventors: Susumu Tsushima, Muneo Takatani, Kohei NishikawaAssignee: Takeda Chemical Industries Ltd., Osaka, JapanFiling Date: Jan. 25, 1990; claims priority, app. Japan, Jan. 30,1989Claims: Three claims for pyridinium nitrates and for their useto inhibit platelet activating factors. Platelet activating factorsstimulate platelets to release blood clotting compounds.Pyridinium nitrates, multiringed, nitrogen-containing organiccompounds, may be a useful anti-coagulants.010491PATENTS2

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