Assignee
DIBRA SPA
IT·64 granted patents·1,006 citations·filing 1991–2000
Top patents by PatentIndex Score
64 records- 0191US5573042AProcess for the preparation of prefilled syringes without residual gas bubblesDIBRA SPA·Filed 1995·Granted Nov 12, 1996·69 cites·5 claims
- 0289US5977353A1,4,7,10-tetraazabicyclo[8.2.2]tetradecan-2-one, a process for the preparation thereof and the use thereof for the preparation of tetraazamacrocyclesDIBRA SPA·Filed 1998·Granted Nov 2, 1999·29 cites·4 claims
- 0389US5733528AParamagnetic chelates for nuclear magnetic resonance diagnosisDIBRA SPA·Filed 1994·Granted Mar 31, 1998·39 cites·11 claims
- 0486US6719958B1Polychelants, their complexes with metal ions, their preparation and their usesDIBRA SPA·Filed 2000·Granted Apr 13, 2004·20 cites·16 claims
- 0586US6149890AChelated complexes of paramagnetic metals with low toxicityDIBRA SPA·Filed 1998·Granted Nov 21, 2000·34 cites·8 claims
- 0684US6177562B1Chelated complexes of paramagnetic metals with low toxicityDIBRA SPA·Filed 2000·Granted Jan 23, 2001·16 cites·4 claims
- 0783US5880281AProcess for the preparation of tetraazamacrocyclesDIBRA SPA·Filed 1997·Granted Mar 9, 1999·27 cites·8 claims
- 0883US5649537AParamagnetic metal icon chelates and use thereof as contrast agents in magnetic resonance imagingDIBRA SPA·Filed 1995·Granted Jul 22, 1997·72 cites·20 claims
- 0982US6007808APharmaceutical and diet formulations for the prophylaxis and treatment of gastrointestinal disordersDIBRA SPA·Filed 1996·Granted Dec 28, 1999·58 cites·23 claims
- 1081US6042810AProcess for the preparation of macrocyclic chelants and the chelates thereof with paramagnetic metal ionsDIBRA SPA·Filed 1999·Granted Mar 28, 2000·25 cites·16 claims
- 1179US5709857ALactobacillus strains of human origin, their compositons and uses thereofDIBRA SPA·Filed 1996·Granted Jan 20, 1998·50 cites·7 claims
- 1276US5965772AProcess for the preparation of 5-(acetyl(2,3-dihydroxypropyl)amino-N,N-bis(2,3-dihydroxypropyl)-2,4,6-t riiodoDIBRA SPA·Filed 1998·Granted Oct 12, 1999·20 cites·15 claims
- 1375US6458337B1Diagnostic imaging contrast agent with improved in serum relaxivityDIBRA SPA·Filed 2000·Granted Oct 1, 2002·8 cites·8 claims
- 1475US6403055B1Diagnostic imaging contrast agent with improved in serum relaxivityDIBRA SPA·Filed 2000·Granted Jun 11, 2002·10 cites·7 claims
- 1572US6342597B11,4,7,10-tetraazacyclododecane-1,4-diacetic acid derivatives as chelating agentsDIBRA SPA·Filed 1998·Granted Jan 29, 2002·21 cites·24 claims
- 1669US5922862AProcess for the preparation of tetraazamacrocyclesDIBRA SPA·Filed 1998·Granted Jul 13, 1999·17 cites·25 claims
- 1768US5695742AAqueous injectable formulations useful for radiodiagnosis comprising iodinated aromatic compounds used as X-ray contrast mediaDIBRA SPA·Filed 1993·Granted Dec 9, 1997·37 cites·5 claims
- 1868US5660814AIodinated paramagnetic chelates, and their use as contrast agentsDIBRA SPA·Filed 1994·Granted Aug 26, 1997·37 cites·15 claims
- 1966US6022524AProcess for the conjugation of chelants with molecules containing amino groupsDIBRA SPA·Filed 1998·Granted Feb 8, 2000·30 cites·11 claims
- 2066US5811581AProcess for the purification of opacifying contrast agentsDIBRA SPA·Filed 1997·Granted Sep 22, 1998·36 cites·11 claims
- 2164US6432306B1Device for the deionization of substances that are not stable at acidic pHDIBRA SPA·Filed 2000·Granted Aug 13, 2002·7 cites·2 claims
- 2264US5710271AProcess for the preparation and separation of diastereomeric salts of folinic acidDIBRA SPA·Filed 1995·Granted Jan 20, 1998·12 cites·7 claims
- 2363US6166201AProcess for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivatives thereofDIBRA SPA·Filed 2000·Granted Dec 26, 2000·2 cites·2 claims
- 2461US6162947AProcess for the preparation of 4-carboxy-5, 8,11-tris (carboxymethyl)-phenyl-2-oxa-5, 8 11-triazatridecanDIBRA SPA·Filed 1999·Granted Dec 19, 2000·10 cites·40 claims
- 2561US5886174AProcess for the preparation of 1,4,7,10-tetraazacyclododecaneDIBRA SPA·Filed 1998·Granted Mar 23, 1999·8 cites·9 claims
- 2660US5962679AProcess for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivatives thereofDIBRA SPA·Filed 1998·Granted Oct 5, 1999·7 cites·5 claims
- 2760US5595714ARecovery of gadolinium and its complexing agents from aqueous solutions containing their complexesDIBRA SPA·Filed 1995·Granted Jan 21, 1997·15 cites·13 claims
- 2858US5464607A5,5'-/(1,3-propanediyl) bis-/imino(2-oxo-2,1-ethanediyl)acetylimino/bis(2,4,6-triiodo-1,3-benzenedicarboxylamides), and contrast media containing themDIBRA SPA·Filed 1992·Granted Nov 7, 1995·7 cites·8 claims
- 2955US5925752AProcess for the preparation of macrocyclic chelants and the chelates thereof with paramagnetic metal ionsDIBRA SPA·Filed 1998·Granted Jul 20, 1999·5 cites·17 claims
- 3055US5539105AIntermediates for chelating agents with prefixed symmetry and process for their preparationDIBRA SPA·Filed 1995·Granted Jul 23, 1996·6 cites·2 claims
- 3154US5807971ASelectively functionalizable desdendrimersDIBRA SPA·Filed 1996·Granted Sep 15, 1998·19 cites·19 claims
- 3253US6417354B11,4,7,10-tetraazacyclododecane-1,4-diacetic acidDIBRA SPA·Filed 1998·Granted Jul 9, 2002·16 cites·14 claims
- 3350US5886110ABinary-branched polyoxaalkylene macromolecules process for making them and their usesDIBRA SPA·Filed 1998·Granted Mar 23, 1999·11 cites·4 claims
- 3449US6187826B1Device and method for the regeneration of mixed ion exchange resin bedsDIBRA SPA·Filed 1997·Granted Feb 13, 2001·13 cites·8 claims
- 3549US6054581AProcess for the preparation of 1,4,7,10-tetraaza-cyclododecane-1,4,7-triacetic acid and the derivative thereofDIBRA SPA·Filed 1999·Granted Apr 25, 2000·3 cites·8 claims
- 3649US5866719AProcess for the purification of an aminoalcoholDIBRA SPA·Filed 1997·Granted Feb 2, 1999·4 cites·16 claims
- 3749US5780644ABranced polyoxaalkyl macromoleculesDIBRA SPA·Filed 1995·Granted Jul 14, 1998·11 cites·8 claims
- 3848US5424423AIntermediates for chelating agents with prefixed symmetry and process for their preparationDIBRA SPA·Filed 1991·Granted Jun 13, 1995·3 cites·1 claims
- 3947US5728877AProcess for the manufacturing of iodinated contrast agentsDIBRA SPA·Filed 1996·Granted Mar 17, 1998·3 cites·5 claims
- 4046US5520642ATwo-component device for the administration of drugsDIBRA SPA·Filed 1995·Granted May 28, 1996·82 cites·4 claims
- 4145US6150520AProcess for the preparation of tetraazamacrocyclesDIBRA SPA·Filed 1998·Granted Nov 21, 2000·3 cites·6 claims
- 4245US6013793AProcess for the preparation of tetraazamacrocyclesDIBRA SPA·Filed 1998·Granted Jan 11, 2000·2 cites·7 claims
- 4345US5779905AProcess for the depyrogenation of injectable pharmaceutical solutionsDIBRA SPA·Filed 1995·Granted Jul 14, 1998·39 cites·5 claims
- 4445US5705667AUse of dendrimeric-type macromolecules as catalysts or coadjuvants in phase transfer catalysis reactionsDIBRA SPA·Filed 1996·Granted Jan 6, 1998·11 cites·8 claims
- 4545US5663413ABiphenyl iodinated derivatives and their diagnostic useDIBRA SPA·Filed 1995·Granted Sep 2, 1997·3 cites·6 claims
- 4644US6028194AIntermediatesDIBRA SPA·Filed 1999·Granted Feb 22, 2000·1 cites·2 claims
- 4744US6020485AProcess for producing tetraazabicyclo monoacetic acidDIBRA SPA·Filed 1999·Granted Feb 1, 2000·1 cites·2 claims
- 4843US6162912AProcess of preparing tetraacetic acid derivativesDIBRA SPA·Filed 1999·Granted Dec 19, 2000·1 cites·7 claims
- 4943US6066259AMethod for the deionization of substances that are not stable at acidic pHDIBRA SPA·Filed 1998·Granted May 23, 2000·9 cites·10 claims
- 5043US6048980AProcess of preparing tetraaza tetraacetic acidDIBRA SPA·Filed 1999·Granted Apr 11, 2000·1 cites·11 claims
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