Assignee
BOULDER SCIENT CO
US·45 granted patents·2 pending applications·406 citations·filing 1989–2006
Top patents by PatentIndex Score
47 records- 0196US5744656AConversion of hexafluorobenzene to bromopentafluorobenzeneBOULDER SCIENT CO·Filed 1996·Granted Apr 28, 1998·101 cites·9 claims
- 0288US7834228B1Synthesis of mono-substituted cyclopentadienesBOULDER SCIENT CO·Filed 2006·Granted Nov 16, 2010·13 cites·19 claims
- 0388US6291699B12-alkyl-4-(2,6-dialkylphenyl) indenesBOULDER SCIENT CO·Filed 1999·Granted Sep 18, 2001·59 cites·22 claims
- 0488US5789634ACoupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst intermediatesBOULDER SCIENT CO·Filed 1997·Granted Aug 4, 1998·46 cites·4 claims
- 0581US6465700B1Coupling reactions of 2-substituted, 7-haloindenes with aryl substituents to produce metallocene catalyst ligandsBOULDER SCIENT CO·Filed 1998·Granted Oct 15, 2002·23 cites·26 claims
- 0681US6175027B1Synthesis of bis (alkyl cyclopentadienyl) metallocenesBOULDER SCIENT CO·Filed 1999·Granted Jan 16, 2001·31 cites·12 claims
- 0778US6075171A2-substituted 7-haloindenes and methods for synthesizingBOULDER SCIENT CO·Filed 1998·Granted Jun 13, 2000·19 cites·13 claims
- 0866US6407289B1Synthesis of N4, N4-diphenyl-N4,N4-di-m-tolyl-biphenyl-4,4'-diamine from an unsymmetrical amineBOULDER SCIENT CO·Filed 2000·Granted Jun 18, 2002·4 cites·10 claims
- 0966US5877366ADicyclopentadiene cracking processBOULDER SCIENT CO·Filed 1992·Granted Mar 2, 1999·11 cites·3 claims
- 1063US6441258B1Synthesis and isomerization of 1,2-bis (indenyl) ethanesBOULDER SCIENT CO·Filed 2001·Granted Aug 27, 2002·2 cites·29 claims
- 1161US6531619B1Preparation of cyclopentadienyl or indenyl titanium trihalidesBOULDER SCIENT CO·Filed 2002·Granted Mar 11, 2003·5 cites·4 claims
- 1261US6180810B1Silyl aminesBOULDER SCIENT CO·Filed 1999·Granted Jan 30, 2001·6 cites·3 claims
- 1360US5035365AThortveitite ore beneficiation processBOULDER SCIENT CO·Filed 1990·Granted Jul 30, 1991·27 cites·13 claims
- 1457US6087518ASilylated and N-silylated compound synthesisBOULDER SCIENT CO·Filed 1999·Granted Jul 11, 2000·5 cites·1 claims
- 1556US6642402B2Synthesis of bis (cyclopentadienyl) and bis (indenyl) ruthenium complexesBOULDER SCIENT CO·Filed 2002·Granted Nov 4, 2003·2 cites·11 claims
- 1655US6307063B1Conversion of compounds of titanium in a plus 4 oxidation state to titanium compounds in a plus 3 oxidation stateBOULDER SCIENT CO·Filed 2001·Granted Oct 23, 2001·1 cites·18 claims
- 1755US5847176APreparation of chiral titanocenesBOULDER SCIENT CO·Filed 1997·Granted Dec 8, 1998·6 cites·6 claims
- 1852US6455719B1Constrained geometry ligands and complexes derived therefromBOULDER SCIENT CO·Filed 2001·Granted Sep 24, 2002·1 cites·1 claims
- 1951US6452031B1Preparation of titanium organometallic complexes comprising a titanium bisalkoxide or dihalide moietyBOULDER SCIENT CO·Filed 2001·Granted Sep 17, 2002·1 cites·9 claims
- 2050US6861531B2Synthesis of 2,6-dicarbonylpyridinesBOULDER SCIENT CO·Filed 2003·Granted Mar 1, 2005·0 cites·1 claims
- 2150US5679289AMethod for the synthesis and use of pentafluorophenyl lithium to produce tetrakis pentafluorophenyl borateBOULDER SCIENT CO·Filed 1996·Granted Oct 21, 1997·5 cites·14 claims
- 2248US6231790B1Tetrakis-pentafluorophenyl borates from pentafluorophenyl grignard reagentsBOULDER SCIENT CO·Filed 1996·Granted May 15, 2001·4 cites·7 claims
- 2347US6096928AMethod for the production of tetrakis (pentafluorophenyl) boratesBOULDER SCIENT CO·Filed 1999·Granted Aug 1, 2000·3 cites·7 claims
- 2446US6015916AConstrained geometry metallocene catalyst complexesBOULDER SCIENT CO·Filed 1999·Granted Jan 18, 2000·12 cites·18 claims
- 2545US6489526B2Method for synthesis of hydrocarbyl bridged indenesBOULDER SCIENT CO·Filed 2002·Granted Dec 3, 2002·0 cites·4 claims
- 2645US6465667B2Synthesis and isomerization of 1,2-bis (indenyl) ethanesBOULDER SCIENT CO·Filed 2002·Granted Oct 15, 2002·0 cites·2 claims
- 2745US6444835B1Titanocene synthesisBOULDER SCIENT CO·Filed 2001·Granted Sep 3, 2002·0 cites·4 claims
- 2845USRE36115EProcess for producing amine-boranesBOULDER SCIENT CO·Filed 1992·Granted Feb 23, 1999·3 cites·10 claims
- 2945US5516909AProcess for producing amine-boranesBOULDER SCIENT CO·Filed 1992·Granted May 14, 1996·2 cites·9 claims
- 3045US2003187271A1Synthesis of 2, 6-dicarbonylpyridinesBOULDER SCIENT CO·Filed 2002·Application pending·0 cites
- 3144USRE38325EMethod for the production of tetrakis (pentafluorophenyl) boratesBOULDER SCIENT CO·Filed 2002·Granted Nov 18, 2003·0 cites·7 claims
- 3244US6410767B2Silylated and N-silylated compound synthesisBOULDER SCIENT CO·Filed 2001·Granted Jun 25, 2002·0 cites·2 claims
- 3342US7205427B2Cross-coupling synthesis of alkyl (dialkylphenyl) indenesBOULDER SCIENT CO·Filed 2002·Granted Apr 17, 2007·0 cites·15 claims
- 3440US5866706APreparation and separation of RAC and MESO compound mixturesBOULDER SCIENT CO·Filed 1997·Granted Feb 2, 1999·2 cites·31 claims
- 3539USRE38683EPreparation of titanocenesBOULDER SCIENT CO·Filed 2002·Granted Jan 4, 2005·0 cites·6 claims
- 3639US5292929AAsymmetric synthesis of chiral secondary alcoholsBOULDER SCIENT CO·Filed 1993·Granted Mar 8, 1994·1 cites·5 claims
- 3738US6590114B2Conversion of cyclopentadienyl silyl amines to organometallic complexes comprising titanium bisalkoxy moiety or titanium dichloride moietyBOULDER SCIENT CO·Filed 2001·Granted Jul 8, 2003·0 cites·14 claims
- 3836US5681976APreparation of bis(acetonitrile) palladium dichlorideBOULDER SCIENT CO·Filed 1995·Granted Oct 28, 1997·1 cites·5 claims
- 3936US5069821AStable sodium tetraphenylborate solutionsBOULDER SCIENT CO·Filed 1989·Granted Dec 3, 1991·4 cites·5 claims
- 4035US6586625B1Synthesis of 2-halobenzyl alkanoic acidBOULDER SCIENT CO·Filed 2000·Granted Jul 1, 2003·0 cites·5 claims
- 4133US6225506B1Synthesis of alkene-2-onesBOULDER SCIENT CO·Filed 1999·Granted May 1, 2001·0 cites·4 claims
- 4233US6166267ASynthesis of n-silylated cyclopentaphenanthrene compoundsBOULDER SCIENT CO·Filed 1999·Granted Dec 26, 2000·0 cites·6 claims
- 4332US5965757ASynthesis of N-silylated cyclopentaphenanthrene compoundsBOULDER SCIENT CO·Filed 1998·Granted Oct 12, 1999·2 cites·8 claims
- 4432US2002161253A1Synthesis of bis (cyclopentadienyl) and bis (indenyl) ruthenium complexesBOULDER SCIENT CO·Filed 2001·Application pending·0 cites
- 4529US6388151B1Synthesis of TetraalkylcyclopentadienesBOULDER SCIENT CO·Filed 1998·Granted May 14, 2002·0 cites·11 claims
- 4624US6124489APreparation of bis aryl cyclopentadienyl Group IVA metal dihalidesBOULDER SCIENT CO·Filed 1999·Granted Sep 26, 2000·0 cites·7 claims
- 4718US6218557B1Synthesis of titanocenesBOULDER SCIENT CO·Filed 1996·Granted Apr 17, 2001·4 cites·12 claims
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