CONSTRUCTION RESEARCH & TECHNOLOGY GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 1437
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 3567
 
  
 
C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 3392
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3185
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2298
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 1532
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 969
 
  
 
C09J ADHESIVES; ADHESIVE PROCESSES IN GENERAL 847
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 818
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 780

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0210,874 FILM WITH LOW HEAT CONDUCTIVITY, REDUCED DENSITY AND LOW SOLAR ABSORPTIONFeb 01, 17Jul 27, 17[C14C, C04B, C09D, D06P, C08K]
2017/0107,148 HARDENING ACCELERATOR COMPOSITION CONTAINING DISPERSANTSDec 23, 16Apr 20, 17[C04B]
2017/0107,330 SULFUR-BASED POLYMERSJan 09, 15Apr 20, 17[C09J, C08G, C09D]
2016/0221,874 LIQUID COLORING SUSPENSION AND COLORED CEMENTITIOUS COMPOSITIONOct 13, 15Aug 04, 16[C04B]
2016/0152,520 Admixture and Method for Freeze-Thaw Damage Resistance and Scaling Damage Resistance of Cementitious CompositionsFeb 09, 16Jun 02, 16[C04B]
2015/0361,002 Method For Manufacturing A Cementitious CompositionAug 27, 15Dec 17, 15[C04B]
2015/0225,487 HYDROGEL MADE OF A CHEMICALLY MODIFIED POLYSACCHARIDE-PROTEIN BLEND, METHOD FOR THE PRODUCTION OF A PPB HYDROGEL, AND USES THEREOFJul 22, 13Aug 13, 15[C04B, C08B]
2015/0158,767 Method Of Manufacturing Cementitious CompositionsDec 04, 14Jun 11, 15[C04B]
2015/0152,008 PULVERULENT ACCELERATORApr 30, 13Jun 04, 15[C04B]
2014/0216,304 PROCESS FOR PREPARING ADDITIVE FOR CEMENTITIOUS MATERIALS, ADDITIVE AND MIXTURE COMPRISING ADDITIVEMay 17, 11Aug 07, 14[C04B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9850166 Liquid coloring suspension and colored cementitious compositionOct 13, 15Dec 26, 17[C04B]
9840635 Binding agent systemsOct 23, 14Dec 12, 17[C09J, C08F, C09D]
9803053 Additive for rheology improvement of inorganic bindersDec 16, 14Oct 31, 17[C08G, C04B]
9796628 Additive for hydraulically setting compositionsJan 20, 15Oct 24, 17[C04B]
9777133 Additive for hydraulically setting compoundsFeb 26, 14Oct 03, 17[C04B, C08F, C08K]
9718732 Crack-reducing admixture for cementitious compositionsNov 21, 14Aug 01, 17[C04B]
9650298 Hardening accelerator composition for cementitious compositionsAug 12, 13May 16, 17[C04B]
9643948 2-oxo-1,3-dioxolane-4-acyl halides, their preparation and useMay 15, 14May 09, 17[C07D, C07B]
9617238 2-oxo-1,3-dioxolane-4-carboxamide building blocks, their preparation and useJan 30, 14Apr 11, 17[C07D]
9586348 Apparatus and system for expanding expandable polymeric microspheresApr 08, 16Mar 07, 17[C08J, B29C, C04B, B29K, B29L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0031,760 USE OF COMPOUNDS CONTAINING ALUMINIUM OXIDE AND SILICON OXIDE FOR PRODUCING A HYDROPHILIC BUILDING PRODUCTAbandonedOct 14, 15Feb 04, 16[C04B]
2016/0023,950 Stable Sprayed Concrete Accelerator Dispersion Having A High Active Substance ContentAbandonedOct 01, 15Jan 28, 16[C04B]
2015/0344,369 CONCRETE ADMIXTURE AND PRODUCTION METHODAbandonedAug 13, 15Dec 03, 15[C04B]
2015/0336,847 CEMENTITIOUS COMPOSITION AND ADMIXTUREAbandonedAug 06, 15Nov 26, 15[C04B]
2015/0322,339 USE OF POLYAMINE AS ANTI-STICKING ADDITIVEAbandonedAug 17, 12Nov 12, 15[C09K, E02D]
2015/0148,456 METHOD FOR THE PRODUCTION OF SOLID ACCELERATORS FOR CONSTRUCTION MATERIAL MIXTURESAbandonedMay 27, 13May 28, 15[C04B, C08K]
2015/0076,388 PROCESS FOR PRODUCING AEROGELSAbandonedMar 18, 13Mar 19, 15[C01B]
2015/0080,500 POLYCONDENSATION PRODUCT BASED ON AROMATIC COMPOUNDS, METHOD FOR THE PREPARATION AND USE THEREOFAbandonedApr 03, 13Mar 19, 15[C08G, C04B]
2015/0025,178 AMINE CURABLE EPOXY RESIN COMPOSITIONAbandonedFeb 26, 13Jan 22, 15[C08G, C04B, C08K]
2014/0377,013 USE OF POLYAMINE AS ANTI-STICKING ADDITIVEAbandonedAug 17, 12Dec 25, 14[C09K, E02D]
2014/0319,418 PROCESS FOR PRODUCING HYDROGELSAbandonedApr 13, 12Oct 30, 14[C01B]
2014/0302,737 WATER-PROOF COATING SYSTEM FOR REFLECTING SOLAR RADIATION AND WATER-BORNE COATINGS FOR FORMING THE WHITE DECORATIVE AND REFLECTIVE LAYER IN THE COATING SYSTEMAbandonedAug 05, 11Oct 09, 14[C09D, C08K]
2014/0299,217 PIPE REPAIR METHOD AND REPAIRED PIPEAbandonedDec 19, 11Oct 09, 14[F16L]
2014/0228,583 2-Oxo-1, 3-dioxolane-4-carboxylic Acid and Derivatives Thereof, Their Preparation and UseAbandonedApr 16, 14Aug 14, 14[C07D]
2014/0199,488 Cement Hydrate Products For Sprayed ConcreteAbandonedNov 22, 11Jul 17, 14[B05D, C04B]
2014/0162,520 WATER-PROOF COATING SYSTEM FOR REFLECTING SOLAR RADIATION AND WATER-BORNE COATING FOR FORMING DECORATIVE AND REFLECTIVE LAYER IN COATING SYSTEMAbandonedAug 05, 11Jun 12, 14[C09D]
2014/0060,387 Method For Preparing Admixture Blends For Construction Material On Site And A Micro-Plant For Implementing The MethodAbandonedDec 06, 10Mar 06, 14[C04B]
2014/0045,969 Curable CompositionAbandonedNov 25, 11Feb 13, 14[C09J]
2013/0319,294 Use Of Compounds Containing Aluminium Oxide And Silicon Oxide For Producing A Hydrophilic Building ProductAbandonedAug 11, 11Dec 05, 13[C04B]
8584374 Method for removing water from a mixtureExpiredMay 28, 09Nov 19, 13[F26B]

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