UHDE INVENTA-FISCHER GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 2298
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1297
 
  
 
C07D HETEROCYCLIC COMPOUNDS 7155
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 522
 
  
 
B01D SEPARATION 4130
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
B29K INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS 130
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 169

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0329,671 ADDITIVE FOR POLYAMIDE MOULDING COMPOUNDS AND USE THEREOFJan 23, 14Nov 19, 15[C08G, C07D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9908973 Additive for polyamide moulding compounds and use thereofJan 23, 14Mar 06, 18[C08G, C07D]
9714320 Process for preparing a high molecular weight heteroaromatic polyester or copolyesterAug 15, 14Jul 25, 17[C08G]
9707702 Drying-/degassing device and also device and method for the direct production of moulded articles from polyester meltsSep 18, 12Jul 18, 17[C08G, B29C, B29B, F26B, B29K]
9708271 Extraction reactor and also method for extraction from granular materialNov 06, 13Jul 18, 17[C08G, C07D, B01J]
9643797 Conveying device for granulate and also method for conveying granulateJan 20, 14May 09, 17[B65G]
9561999 Method for the production of an aqueous solution of saltsJun 05, 12Feb 07, 17[C07C, B01J]
9428484 Method for the production of cyclic diesters, in particular dilactideOct 23, 13Aug 30, 16[C07D]
9416222 Quality test for polymerizable lactic acid and method for producing sameOct 22, 12Aug 16, 16[C08G, C12P, C12N, G01N]
9376530 Method for the production of aliphatic polyestersDec 10, 12Jun 28, 16[C08G]
9346191 Method for the production of polyester granulates from highly viscous polyester melts and also device for the production of the polyester granulatesDec 28, 12May 24, 16[C08G, B29B, B01J, B29K]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0218,118 Process For Preparing A High Molecular Weight Heteroaromatic Polyester Or CopolyesterAbandonedApr 17, 17Aug 03, 17[C08G]
2015/0291,733 METHOD FOR THE PRODUCTION OF A HIGH-MOLECULAR POLYESTER OR COPOLYESTER AND ALSO OF A POLYMER BLEND COMPRISING THESEAbandonedOct 29, 13Oct 15, 15[C08G]
2015/0126,705 METHOD FOR SEPARATING VOLATILE SUBSTANCES FROM MATERIAL MIXTURES AND DEVICE FOR PRODUCING POLYARYLENE SULPHIDESAbandonedApr 29, 13May 07, 15[C08G, B01J]
2014/0316,097 METHOD AND APPARATUS FOR RECOVERING LACTIDE FROM POLYLACTIDE OR GLYCOLIDE FROM POLYGLYCOLIDEAbandonedAug 17, 12Oct 23, 14[C08G, C07D]
2014/0243,473 METHOD AND DEVICE FOR DIRECT, CONTINUOUS MODIFICATION OF POLYMER MELTSAbandonedJun 05, 12Aug 28, 14[C08G]
2014/0224,119 METHOD OF REMOVING ABSORBATES FROM GASES OR GAS MIXTURES CONTAINING ABSORBATE UTILIZING MISCIBILITY GAPSAbandonedFeb 08, 13Aug 14, 14[B01D]
7608225 Tower reactor and use thereof for the continuous production of high molecular weight polyestersExpiredOct 29, 04Oct 27, 09[C08F, B01J]

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