The Perkin-Elmer Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07H SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS 693
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 5120
 
  
 
C12P FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE 396
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 2165
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2126
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 170
 
  
 
B01D SEPARATION 1133
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 157

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6358684 UV excitable fluorescent energy transfer dyesAug 27, 99Mar 19, 02[C07H, C12Q, C12P]
6258569 Hybridization assay using self-quenching fluorescence probeNov 08, 99Jul 10, 01[C12N]
6203760 Autosampler having gripper with shape memory metal actuatorFeb 12, 99Mar 20, 01[B01L]
6043488 Carrier gas separator for mass spectroscopyAug 18, 97Mar 28, 00[H01J]
6030787 Hybridization assay using self-quenching fluorescence probeDec 07, 98Feb 29, 00[C07H, C12Q]
5998604 Polynucleotide purification methodSep 15, 97Dec 07, 99[C07H]
5980894 Antibodies to leukemia inhibitory factorApr 10, 97Nov 09, 99[A61K, C12N, C07K]
5946131 Microscope aperture controlJul 16, 97Aug 31, 99[H04N, G02B]
5915269 Method and apparatus to compensate for gas chromatograph column permeabilityApr 14, 98Jun 22, 99[G01N, G06F, B01D]
5876930 Hybridization assay using self-quenching fluorescence probeNov 15, 95Mar 02, 99[C07H, C12Q]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2002/0164,591 DNA polymerases having improved labeled nucleotide incorporation propertiesAbandonedFeb 27, 01Nov 07, 02[C12Q, C12P, C12N]
6373795 Apparatus for reproducing an optical discExpiredMar 19, 99Apr 16, 02[G11B]
5962233 Determination of a genotype of an amplification product at multiple allelic sitesWithdrawnFeb 04, 98Oct 05, 99[]
5902722 Method of detecting organisms in a sampleExpiredDec 05, 97May 11, 99[1/70, C12Q, 1./6]
5857838 Water cooled steam jetExpiredApr 09, 97Jan 12, 99[F04F]
5735683 Injector for injecting air into the combustion chamber of a torch burner and a torch burnerExpiredMay 24, 95Apr 07, 98[F23G, F23L]
5677338 Methods of using emu oil and active fractions thereof as an insect repellentExpiredNov 18, 96Oct 14, 97[A61K, A01N]
5590537 Dry gas curtain for cryogenic surfaceExpiredSep 07, 95Jan 07, 97[F25B]
5528370 Apparatus and method for measuring variations in thickness of an optical interference elementExpiredMar 29, 95Jun 18, 96[G01B]
5483337 Spectrometer with selectable radiation from induction plasma light sourceExpiredOct 19, 94Jan 09, 96[G01J, G01N]
5475202 Method and apparatus for heating a thermionic detector sourceExpiredMar 02, 95Dec 12, 95[H05B]
5405690 Rubber-rubber bonded composite structureExpiredMay 27, 94Apr 11, 95[B32B]
5252794 Conductive spindle assembly of pull switchExpiredJul 29, 92Oct 12, 93[H01H]
5225766 High impedance current sourceExpiredDec 24, 91Jul 06, 93[G05F]
5218428 Optical transmittance apparatus for fluidsExpiredOct 08, 91Jun 08, 93[G01N]
5218553 Method for determining concentrations by means of atomic emission spectroscopyExpiredAug 20, 90Jun 08, 93[G06F]
5155387 Circuit suitable for differential multiplexers and logic gates utilizing bipolar and field-effect transistorsExpiredJul 08, 91Oct 13, 92[H03K]
5140005 Ceramic superconductive powderExpiredFeb 04, 88Aug 18, 92[C01G, C01F]
5126205 Powder of plastic and treated mineralExpiredMay 09, 90Jun 30, 92[B32B]
5106827 Plasma assisted oxidation of perovskites for forming high temperature superconductors using inductively coupled dischargesExpiredFeb 05, 91Apr 21, 92[C23C, H01L, B05D]

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