AMERSHAM HEALTH SALUTAR INC.

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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 12243
 
  
 
C07D HETEROCYCLIC COMPOUNDS 7155
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 6234
 
  
 
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 367

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6048979 Preparation of N-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and N-arylmethyl-ethanol-amine sulphonate esters as intermediatesDec 02, 97Apr 11, 00[C07D]
6045821 Liposomal agentsMay 29, 97Apr 04, 00[A61K]
6010681 Biodegradable blood-pool contrast agentsJan 21, 97Jan 04, 00[A61B]
5976493 Metabolically cleavable dendrimeric polychelantsNov 08, 96Nov 02, 99[A61K, A61B]
5958373 Polychelants as contrast enhancing agentsJun 13, 96Sep 28, 99[A61K, A61B]
5932190 Multinuclear complexes for X-ray imagingJun 07, 95Aug 03, 99[A61K]
5914095 Polychelants containg amide bondsOct 07, 91Jun 22, 99[A61B]
5906994 Preparation and use of contrast agentsJan 28, 98May 25, 99[A61K, C07F]
5834020 Dendrimeric compoundsJan 21, 97Nov 10, 98[A61K]
5798089 Chelant moieties linked to an aryl moiety by an interrupted alkylene linkerJan 17, 97Aug 25, 98[A61K, C07D, A61B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6288224 Preparation of n-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and n-arylethyl-ethanolamine sulphonate esters as intermediatesExpiredApr 10, 00Sep 11, 01[C07D]
6274713 PolychelantsExpiredJun 07, 95Aug 14, 01[C07K]
5972307 DichelantsExpiredJul 22, 97Oct 26, 99[A61K, C07F, C07D, A61B]
5804161 Contrast agentsExpiredAug 26, 96Sep 08, 98[A61K, C07F]
5717121 Preparation and use of contrast agentsExpiredJun 07, 95Feb 10, 98[C07F]
5705637 Polyazacycloalkane compoundsExpiredFeb 03, 97Jan 06, 98[C07D]
5677446 Polyazacycloalkane compoundsExpiredJun 07, 95Oct 14, 97[C07D]
5614168 Multinuclear complexes for X-ray imagingExpiredDec 22, 94Mar 25, 97[A61K]
5556968 Polyazamacrocycle chelating agents with amide linkagesExpiredMay 07, 93Sep 17, 96[A61K, C07D]
5458869 Multinuclear complexes for X-ray imagingExpiredNov 24, 92Oct 17, 95[A61K]
5281704 Polychelant compoundsExpiredJan 19, 90Jan 25, 94[C07H, C07D]
5223243 Dipyridoxyl phosphate chelating compound intermediates useful as NMRI contrast agentsExpiredAug 20, 90Jun 29, 93[A61K, C07F]
5155224 Manganese (II) chelatesExpiredJun 23, 89Oct 13, 92[C07D]
5130431 Dipyriodoxyl phosphate chelating compound intermediatesExpiredJul 06, 90Jul 14, 92[C07F]
5091169 Dipyridoxyl phosphate NMRI contrast agent compositionsExpiredJun 23, 89Feb 25, 92[A61K, C07F]
4994259 Improvement in the method of NMR imaging employing a manganese II chelates of N,N'-bis[pyridoxal-alkylene (or cycloalkylene) (or arylene)]-N,N'-diacetic acid derivativesExpiredJul 14, 89Feb 19, 91[A61K, G01N]
4992554 Dipyridoxyl phosphate chelating compoundsExpiredJun 23, 89Feb 12, 91[C07F, C07D]
4992555 Certain dipyridylphosphate chelatable compounds capable of forming metal ion chelatesExpiredJun 23, 89Feb 12, 91[C07F, C07D]
4978763 Novel manganese(II) DTPA chelateExpiredJun 23, 89Dec 18, 90[C07F]
4935518 Manganese(II), chelate contrast agents derived from N,N'-bis-(pyridoxal ethylene diamine-N,N')-diacetic acid and derivatives thereofExpiredMay 08, 87Jun 19, 90[C07F, C07D]

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