ISTITUTO GUIDO DONEGANI S.P.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5660809 Inorganic oxide-based materials with monodispersed particle sizeJan 04, 94Aug 26, 97[C01B]
5270027 Process of preparing high-porosity silica xerogels using alkanolaminesOct 14, 92Dec 14, 93[C01B]
5208069 Method for passivating the inner surface by deposition of a ceramic coating of an apparatus subject to coking, apparatus prepared thereby, and method of utilizing apparatus prepared therebyOct 28, 91May 04, 93[B05D]
5182236 Gradient index glasses and sol-gel method for their preparationSep 24, 91Jan 26, 93[C03C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5707899 SOI structure with a deep thin oxide layer prepared by ION implantation at high energy followed by thermal treatmentExpiredSep 07, 94Jan 13, 98[H01L]
5446096 Miscible blends of polysulfones and aromatic alkyl methacrylate polymersExpiredMay 25, 94Aug 29, 95[C08L]
5308271 Non-slip design pad for surfboard and methodExpiredSep 11, 92May 03, 94[B63B]
5296521 Fast-crystallizing polyester compositionsExpiredJun 03, 93Mar 22, 94[C08K]
5288833 Liquid catalysts for rapid polymerization of liquid compositions bases on polyisocyanates and epoxidesExpiredMay 20, 92Feb 22, 94[C08G]
5286793 In situ compatibilization of PPE/polyethylene copolymer blendsExpiredJun 15, 92Feb 15, 94[C08L]
5284916 Block copolymers containing polyaromatic(alkyl)methacrylates and their blends with polycarbonatesExpiredSep 30, 92Feb 08, 94[C08L]
5279853 Process for coating, with inorganic films, the surface of bodies fabricated from polymeric materialsExpiredDec 23, 91Jan 18, 94[C23C, B05D]
5274140 Process for catalytically epoxidizing olefin with hydrogen peroxideExpiredSep 14, 90Dec 28, 93[C07D]
5266676 Low-crystallization-speed polyesters, and process for their preparationExpiredJul 15, 92Nov 30, 93[C08G]
5254626 High-tenacity, high-impact-strength thermoplastic compositionsExpiredJul 14, 92Oct 19, 93[C08H]
5252282 Polyesters with low crystallization speed and process for producing themExpiredJul 15, 92Oct 12, 93[B29C]
5237032 Microwave processing of carbonate monomersExpiredSep 30, 92Aug 17, 93[C08F]
5229280 Process for the continuous biotechnological preparation of optical isomer S(+) of 2-(6-methoxy-2-naphthyl) propionic acidExpiredFeb 21, 89Jul 20, 93[C12P, C12N]
5213856 Copolyesters having an improved combination of propertiesExpiredDec 20, 91May 25, 93[B29D]
5191125 Procedure for the preparation of bicyclo [3.2.0]hept-2-en-7-onesExpiredJun 30, 92Mar 02, 93[C07C]
5185429 Procedure for the continuous fractionation of polymers and relative equipmentExpiredMar 20, 91Feb 09, 93[C08F]
5098531 Electrochemical synthesis of 2-aryl-hydroquinonesExpiredNov 28, 90Mar 24, 92[C25B]
5089525 N-(halobenzoyl)-N'-2-halo-4-[1,1,2-trifluoro-2-(trifluoro-methoxy)ethoxy]-phenyl-ureas with insecticidal activityExpiredSep 02, 88Feb 18, 92[A01N, C07C]
5089664 Process for recovering lactic acid from solutions which contain itExpiredDec 19, 89Feb 18, 92[C07C]

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