Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01L - Chemical or physical laboratory apparatus for general use › B01L 3 - Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
Patents for B01L 3 - Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers (47,104)
10/1991
10/15/1991US5057281 Adjustable multi-channel pipetter
10/15/1991US5056552 High temperature recirculating chemical bath construction
10/15/1991US5056427 Sealing of cavity on reagent tray
10/09/1991EP0450182A2 Reusable cap with integral high pressure seal and method for use
10/09/1991EP0450096A1 Rubber plug for vial
10/09/1991CN2086165U Pesticide necessary snore piece
10/08/1991US5055258 Device for ascertaining the presence of an antigen or of an antibody in a liquid sample
10/08/1991US5055203 Blood collection device with reduced serum dispensing volume and integral needle
10/08/1991US5054519 Recirculating chemical bath with inflow and self balancing outflow
10/03/1991WO1991014942A1 Solid phase immunoassay device and method of making same
10/03/1991WO1991013355A3 Oral collection for immunoassay
10/03/1991CA2076876A1 Solid phase immunoassay and method of making same
10/02/1991EP0448795A2 Compartmental body fluid collection tube
10/02/1991CN2085680U Divided four-mouth bottle
10/01/1991US5053344 Sensitized biological fluids pass over optically transparent slides by gravity and capillary action; removal by absorption
10/01/1991US5053197 Optical signal read by optical means; fluid flow zone provides for uniform sample spreading; precise positioning
10/01/1991CA1289871C Disposable microtiter stick
09/1991
09/30/1991CA2031411A1 Compartmental body fluid collection tube
09/25/1991EP0447888A2 Device for wiping a reagent strip
09/25/1991EP0447425A1 Cap
09/24/1991US5051282 Method and apparatus for water-repellent processing of tube
09/24/1991US5051237 Liquid transport system
09/18/1991CN1013995B Device for dispensing predetermined quantity of liquid
09/17/1991US5048957 Speciman rack with insertable cuvettes
09/17/1991CA1288933C Automatic test tube plug extraction apparatus
09/11/1991EP0445707A2 Cylindric housing comprising closure device
09/10/1991US5047215 Multiwell test plate
09/10/1991CA1288741C Pipette with bellows and use thereof
09/05/1991WO1991011716A3 Flexible bag assembly for magnetic separator
09/04/1991EP0444136A1 Coded cuvette for use in testing apparatus.
08/1991
08/29/1991WO1991013355A2 Oral collection for immunoassay
08/28/1991EP0443227A1 Analytical microsyringe
08/28/1991EP0442969A1 Wholly microfabricated biosensors and process for the manufacture and use thereof
08/28/1991EP0442872A1 Dual absorbent analyte detection
08/27/1991US5042978 Container using a mass of porous material for liquid retention
08/27/1991US5042502 Urine testing module with cytology cup
08/22/1991WO1991012077A1 Multi-channel pipette
08/21/1991EP0442600A2 Biological sample collection tube
08/21/1991EP0442462A2 Holder for a number of plunger pump pipettes
08/21/1991EP0442232A1 Apparatus for the analysis of liquid samples
08/20/1991US5041267 Ultra high purity reagent container with large breakseal
08/20/1991US5041266 Tray for immunometric determinations
08/20/1991US5040961 Apparatus for manufacturing aspherically shaped small lenses
08/17/1991WO1991012342A1 Improvements in the specificity and convenience of the polymerase chain reaction
08/14/1991EP0441431A2 Automated capping means for analyzer pipette
08/14/1991EP0440705A1 Stage for the rapid and indexed analysis with a microscope of filters and others supports carrying multiple samples, and method for analyzing such sampls by using said stage.
08/14/1991EP0440699A1 Sampling device.
08/14/1991DE4004198A1 Controlling biochemical liq. injection into multiple oocytes - by automatic delivery from valve-controlled cannula
08/14/1991DE4003146A1 Collapsible bottle for liquid nourishment to feed patient
08/14/1991CN2082636U Combined feeding sample dilution device
08/13/1991US5039493 Positive pressure blotting apparatus with hydropholic filter means
08/13/1991US5039401 Blood collection and centrifugal separation device including a valve
08/13/1991US5038958 Vented microscale centrifuge tube
08/13/1991US5038793 Urine testing membrane module and method of conducting same
08/10/1991CA2033007A1 Automated capping means for analyzer pipette
08/08/1991WO1991011700A1 Disposable diagnostic system
08/08/1991WO1991011245A1 Modular device for collecting, incubating and filtering of multiple samples
08/08/1991DE4003591A1 Mehrkanalpipette mit neigungsspiel an der hubplatte aufweisenden kolben Multi-channel pipette with passion play having on the lifting plate butt
08/08/1991DE4003480A1 Demonstrating chemical processing - using appts. with interconnected glass units at standard spacings, interchangeably mounted on plates in upright railed stand
08/07/1991EP0404776A4 Method and apparatus for measuring sperm penetration
08/06/1991CA1287425C Method and apparatus for transporting photosensitive fluids
08/01/1991WO1991011716A2 Flexible bag assembly for magnetic separator
08/01/1991CA2071929A1 Flexible bag assembly for magnetic separator
07/1991
07/31/1991EP0438470A1 A sample plate with a plurality of sample wells intended for radiolabelled binding assays.
07/31/1991EP0438408A1 Deposition apparatus
07/31/1991CN1013348B Pipette
07/30/1991US5035866 Having reaction wells for mixing reactants and exposure apparatus to receive and test against photographic film; urinalysis
07/30/1991US5035861 Featuring a carousel for accurate positioning of assays with respect to reading apparatus; immunoassay, blood, urinalysis
07/30/1991US5035494 Molded plastic article assembly means
07/27/1991WO1991011259A1 Sanitary sampling system
07/27/1991CA2074505A1 Sanitary sampling system
07/25/1991WO1991010909A1 Method and apparatus for treating filter membranes
07/24/1991EP0437906A1 System for measuring liquid
07/23/1991CA1286578C Test plate assembly defining discrete regions on a microporous membrane with low boundary distortion
07/17/1991EP0437408A2 A disposable device for determining the quality of sperm cells
07/17/1991EP0437253A2 Continuously adjustable diluting device for mixing predetermined volumes of liquid
07/17/1991EP0436995A2 Transfer apparatus for chemical reaction pack
07/17/1991EP0436563A1 Analytical reaction vessel
07/16/1991US5032343 Method for producing medical micro pipette tips for difficult to reach places
07/16/1991US5032288 Blood collection method
07/11/1991WO1991009970A1 A removable multi-well chamber device and method for incubation of cultured cells with small volumes
07/11/1991DE4041892A1 Accurately delivering very small liq. vol. from cannula - by controlled vibration fracturing liq. skin protruding below cannula outlet
07/11/1991CA2007620A1 Biological sample collection tube
07/10/1991EP0435908A1 Self-sealing fluid conduit and collection device.
07/09/1991US5030421 Integral centrifuge tube and specimen slide
07/09/1991US5030341 Apparatus for separating phases of blood
07/09/1991CA2031135A1 Transfer apparatus for chemical reaction pack
07/03/1991EP0435415A1 Improved pipette pump
07/03/1991EP0435380A2 A chemical reaction pack and method of using same
07/03/1991EP0435246A2 Reaction vessel
07/03/1991EP0435245A2 Reaction kit
07/03/1991EP0434798A1 Diagnostic assay module.
07/03/1991EP0434742A1 Disposable sensing device for real time fluid analysis.
07/02/1991US5028543 Analyzing for PCB, slurrying in water, solvent extraction, reaction to form alkali halide followed by reaction with mercuric nitrate, colorimetric analysis
07/02/1991US5027966 Storage containers with magnetic handling means
07/02/1991CA1285536C Dispensing machine
06/1991
06/27/1991WO1991009293A1 Safety pipette and adaptor tip
06/27/1991CA2031108A1 Chemical reaction pack and method of using same
06/26/1991EP0434149A2 Liquid transfer apparatus
06/26/1991EP0434147A2 Kit of collection vessels of uniform outside dimensions, different volumes
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