Assignee
PIERCE CHEMICAL CO
34 granted patents·1 pending application·1,206 citations·filing 1974–2001
Top patents by PatentIndex Score
35 records- 0198US4002531AModifying enzymes with polyethylene glycol and product produced therebyPIERCE CHEMICAL CO·Filed 1976·Granted Jan 11, 1977·546 cites·1 claims
- 0288US5219528AApparatus for rapid immunoassaysPIERCE CHEMICAL CO·Filed 1991·Granted Jun 15, 1993·136 cites·7 claims
- 0384US5532379ABiotin containing heterobifunctional cleavable compoundsPIERCE CHEMICAL CO·Filed 1995·Granted Jul 2, 1996·63 cites·12 claims
- 0481US4839295AMeasurement of protein using bicinchoninic acidPIERCE CHEMICAL CO·Filed 1987·Granted Jun 13, 1989·45 cites·1 claims
- 0579US5503741ADialysis device with hermetically sealed vacant chamberPIERCE CHEMICAL CO·Filed 1995·Granted Apr 2, 1996·67 cites·7 claims
- 0679US4315074AMolecular transformation procedurePIERCE CHEMICAL CO·Filed 1979·Granted Feb 9, 1982·21 cites·12 claims
- 0779US4182654AProduction of polypeptides using polynucleotidesPIERCE CHEMICAL CO·Filed 1978·Granted Jan 8, 1980·21 cites·16 claims
- 0878US6174704B1Method for recovery of proteins prepared by recombinant DNA proceduresPIERCE CHEMICAL CO·Filed 1998·Granted Jan 16, 2001·37 cites·3 claims
- 0973US5872261APreparation of sulfo-N- hydroxy succinimide salts with intermediate formation of diesterPIERCE CHEMICAL CO·Filed 1997·Granted Feb 16, 1999·18 cites·22 claims
- 1069US5527688ARapid assays for protein kinase activityPIERCE CHEMICAL CO·Filed 1994·Granted Jun 18, 1996·47 cites·18 claims
- 1169US3940420ACompound, dithiobis-(succinimidyl propionate)PIERCE CHEMICAL CO·Filed 1974·Granted Feb 24, 1976·6 cites·1 claims
- 1268US3979506ARadioactive compounds for labeling proteinsPIERCE CHEMICAL CO·Filed 1974·Granted Sep 7, 1976·16 cites·3 claims
- 1366US6432662B1Assay of peroxidase activityPIERCE CHEMICAL CO·Filed 1997·Granted Aug 13, 2002·39 cites·28 claims
- 1462US5112952AComposition and method for isolation and purification of Immunoglobulin MPIERCE CHEMICAL CO·Filed 1990·Granted May 12, 1992·29 cites·10 claims
- 1560US6540897B1Direct detection of histidine tagged biomolecules on electrophoretic gelPIERCE CHEMICAL CO·Filed 2000·Granted Apr 1, 2003·3 cites·8 claims
- 1654US5892057APreparation of sulfo-N-hydroxysuccinimide saltsPIERCE CHEMICAL CO·Filed 1997·Granted Apr 6, 1999·4 cites·11 claims
- 1750US6407263B1Preparation of sulfo-N-hydroxy succinimide saltsPIERCE CHEMICAL CO·Filed 1998·Granted Jun 18, 2002·3 cites·6 claims
- 1848US3953359ADetermination of phosphorusPIERCE CHEMICAL CO·Filed 1974·Granted Apr 27, 1976·9 cites·17 claims
- 1947US3953297ADetermination of amylasePIERCE CHEMICAL CO·Filed 1974·Granted Apr 27, 1976·4 cites·10 claims
- 2046US4061591ASelective adsorbent for use in affinity chromatographyPIERCE CHEMICAL CO·Filed 1976·Granted Dec 6, 1977·7 cites·5 claims
- 2144US6040150AFormulations for fluorogenic peroxidase assaysPIERCE CHEMICAL CO·Filed 1998·Granted Mar 21, 2000·9 cites·5 claims
- 2244US5942628AMethod for the preparation of sulfo-N-hydroxy succinimade saltsPIERCE CHEMICAL CO·Filed 1998·Granted Aug 24, 1999·2 cites·14 claims
- 2344US4448764ADirect-acting iodinating reagentPIERCE CHEMICAL CO·Filed 1982·Granted May 15, 1984·11 cites·13 claims
- 2443US4072627AUric acid determinationPIERCE CHEMICAL CO·Filed 1976·Granted Feb 7, 1978·8 cites·10 claims
- 2542US4358595A4-Chloro-7-sulphobenzofurazan and salts thereof; new fluorigenic thiol specific reagentsPIERCE CHEMICAL CO·Filed 1981·Granted Nov 9, 1982·11 cites·5 claims
- 2642US2002192736A1Assay of peroxidase activityPIERCE CHEMICAL CO·Filed 2001·Application pending·0 cites
- 2741US6039871ASmall dialysis devicePIERCE CHEMICAL CO·Filed 1998·Granted Mar 21, 2000·13 cites·6 claims
- 2841US5538858ARapid assay for radioactive determination of protein kinase activityPIERCE CHEMICAL CO·Filed 1994·Granted Jul 23, 1996·9 cites·12 claims
- 2939US4115064AMethod for bilirubin determinationPIERCE CHEMICAL CO·Filed 1977·Granted Sep 19, 1978·5 cites·9 claims
- 3037US4125377ADetermination of triglyceridesPIERCE CHEMICAL CO·Filed 1977·Granted Nov 14, 1978·5 cites·9 claims
- 3134US4436718AIodinating reagentPIERCE CHEMICAL CO·Filed 1981·Granted Mar 13, 1984·2 cites·13 claims
- 3233US6437179B1Process for the preparation of fluorogenic phenolic compoundsPIERCE CHEMICAL CO·Filed 2000·Granted Aug 20, 2002·0 cites·4 claims
- 3330US5266686AMethod for isolation and purification of enzyme-antibody conjugatesPIERCE CHEMICAL CO·Filed 1992·Granted Nov 30, 1993·4 cites·8 claims
- 3430US5142027ACationized carriers for immunogen productionPIERCE CHEMICAL CO·Filed 1990·Granted Aug 25, 1992·6 cites·4 claims
- 3516US3946063AReagent for electroncapture detection and tertiary aminesPIERCE CHEMICAL CO·Filed 1974·Granted Mar 23, 1976·0 cites·1 claims
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