QBC DIAGNOSTICS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 8198
 
  
 
B01L CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE 256
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8603804 Fluorescent marked microscope slideJan 03, 11Dec 10, 13[C12M]
6080366 Disposable blood tube holderMar 02, 98Jun 27, 00[B01L, A61B]
6074883 Method for using disposable blood tube holderMar 02, 98Jun 13, 00[G01N, B01L]
6002474 Method for using blood centrifugation device with movable optical readerMar 02, 98Dec 14, 99[G01N]
5834217 Assay of blood or other biologic samples for target analytesDec 11, 96Nov 10, 98[G01N]
5776710 Assay of blood or other biologic samples for target analytesDec 23, 96Jul 07, 98[G01N]
5759794 Assay of blood or other biologic samples for target analytesDec 23, 96Jun 02, 98[G01N]
5460979 Indirect fluorescent assay of blood samplesFeb 07, 94Oct 24, 95[G01N]
5342790 Apparatus for indirect fluorescent assay of blood samplesOct 30, 92Aug 30, 94[G01N]
5325977 Vented closure for a capillary tubeJan 21, 93Jul 05, 94[B65D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0062,987 ADAPTOR FOR MICROSCOPESAbandonedSep 13, 11Mar 15, 12[G02B]
6285450 Blood centrifugation device with movable optical readerExpiredMar 02, 98Sep 04, 01[G01N]
6152868 Inertial tube indexerExpiredMar 02, 98Nov 28, 00[B04B]
6153148 Centrifugal hematology disposableExpiredJun 15, 98Nov 28, 00[G01N]
6135940 Centrifugally activated tube rotator mechanism and method for using the sameExpiredDec 11, 98Oct 24, 00[B04B]
6120429 Method of using inertial tube indexerExpiredMar 02, 98Sep 19, 00[B04B]
6030086 Flash tube reflector with arc guideExpiredMar 02, 98Feb 29, 00[G03B]
5635362 Assay of blood or other biologic samples for target analytesExpiredMay 23, 94Jun 03, 97[G01N]
5593848 Target component assay utilizing specific gravity-altering liposomesExpiredNov 07, 94Jan 14, 97[G01N]
5203825 Capillary tube assembly including a vented capExpiredJun 07, 91Apr 20, 93[B01L]
5137832 Quantification of fibrinogen in whole blood samples contained in a tube using a float to separate materialsExpiredJan 02, 91Aug 11, 92[G01N]
5008556 Measuring a gap between a tube and a floatExpiredJul 24, 89Apr 16, 91[G01N, G01B]
4940668 Method for increasing agglutination of groups of cells to produce improved cell layer interface in centrifuged blood sampleExpiredSep 18, 87Jul 10, 90[G01N]
4895553 Derailleur for a bicycleExpiredJan 25, 88Jan 23, 90[F16H]
4823624 Material layer volume determination with correction bandExpiredSep 26, 88Apr 25, 89[A61B]
4774965 Material layer volume determination with correction bandExpiredJul 01, 87Oct 04, 88[A61B]

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