AMERSHAM INTERNATIONAL PLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 3252
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 268
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 2204
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5690904 Diagnostic radiopharmaceutical compounds (That)Apr 28, 95Nov 25, 97[A61K, C07F]
5667763 Radiolabelled amino acid formulations stored in an unfrozen stateJun 19, 96Sep 16, 97[C09K, A61K, G01N]
5312904 Cationic complexes of technetium-99MMay 04, 92May 17, 94[A61K, C07F]
5278080 Method for measuring the free fraction of ligands in biological fluidsFeb 11, 93Jan 11, 94[C12Q, G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0068,275 METHODS OF USING A CHIMERIC NUCLEIC ACID/NUCLEIC ACID ANALOGUE MOLECULEAbandonedMay 21, 96Jun 06, 02[C12Q, C12P]
6074829 Relating to assay systemsExpiredAug 25, 98Jun 13, 00[C12Q, C12N]
5976369 Magnetic separation apparatusExpiredApr 02, 98Nov 02, 99[B01D]
5948620 Reverse two-hybrid system employing post-translation signal modulationExpiredAug 04, 97Sep 07, 99[C12Q, C12N]
5932441 Vectors for differential expressionExpiredJan 20, 98Aug 03, 99[C12P]
5897783 Magnetic separation methodExpiredOct 13, 95Apr 27, 99[B01D]
5864032 Phosphoramidite derivatives, their preparation and the use thereof in the incorporation of reporter groups on synthetic oligonucleotidesExpiredMar 20, 95Jan 26, 99[C07H]
5849542 Primer extension mass spectroscopy nucleic acid sequencing methodExpiredMay 10, 96Dec 15, 98[C07H, C12P, G06G, B01D]
5833927 Device and method for affinity separationExpiredJul 09, 96Nov 10, 98[B01L]
5823379 Sealed container for hazardous materialExpiredMay 22, 97Oct 20, 98[B65D]
5789179 Cat assayExpiredMay 22, 97Aug 04, 98[G01N]
5763170 Method for forming an array of biological particlesExpiredJun 05, 95Jun 09, 98[C12Q, G01N, C07K]
5670346 Modifying nucleotide analoguesExpiredMar 07, 95Sep 23, 97[C12P, C12N]
5665544 RNA fingerprinting to determine RNA population differencesExpiredJun 09, 95Sep 09, 97[C12Q]
5591575 Subtraction hybridization employing aziridinylbenoquinone cross-linking agentsExpiredApr 07, 93Jan 07, 97[C12Q, C12P]
5589339 Subtraction hybridizationExpiredJun 06, 95Dec 31, 96[C12Q, C12P]
5567811 Phosphoramidite derivatives, their preparation and the use thereof in the incorporation of reporter groups on synthetic oligonucleotidesExpiredNov 03, 92Oct 22, 96[C07H]
5512436 Enhancement of polynucleotide hybridizationExpiredSep 02, 93Apr 30, 96[C12Q, G01N]
5506345 Metal complexes for hypoxic cellsExpiredJul 25, 94Apr 09, 96[C07F, C07D]
5480803 Apparatus for treating analytesExpiredJul 22, 93Jan 02, 96[C25D]

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