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)
01/1992
01/14/1992CA1294251C Precision reagent metering and delivery device
01/09/1992DE4104627A1 Liq. extractor for closed container - uses needle pushed through container wall with protruding studs for ventilation
01/08/1992EP0464288A2 Plastic laboratory boiler
01/07/1992US5079170 Method of sample transfer using a filter applicator
01/06/1992CA2046212A1 Plastic laboratory boiler
12/1991
12/31/1991US5077013 Miniature laboratory for performing biological analyses by chemical reaction on a sample of blood
12/31/1991US5077012 Collecting biological fluids and holding samples for qualitative and quantitative testing
12/31/1991US5077010 Long-test-film cassette for biochemical analysis, and system for loading the same
12/31/1991US5076349 Apparatus for gas/liquid separation
12/31/1991US5076273 Method and apparatus for determination of chemical species in body fluid
12/31/1991CA1293712C Filter for centrifuge tube
12/31/1991CA1293709C Methods and apparatus for pipetting and/or titrating liquids using a self-contained automated pipette
12/27/1991EP0462463A1 Method for the detection of blood groups
12/27/1991EP0462203A1 Analyte assay device and apparatus
12/26/1991WO1991017833A3 Fluid dispensing system having a pipette assembly with preset tip locator
12/24/1991US5075082 Reagent cartridge
12/24/1991US5075077 Test card for performing assays
12/21/1991WO1991019980A1 Analytical test devices for competition assay for drugs of non-protein antigens using immunochromatographic techniques
12/21/1991CA2085731A1 Analytical test devices for competition assay for drugs of non-protein antigens using immunochromatographic techniques
12/19/1991DE4025842A1 Colorimetric detector with reagent reservoir - has reagent collection chamber through which carrier is passed for uniform moistening with reagent sol.
12/18/1991EP0461383A2 Sample container for the decomposition or analysis of samples
12/17/1991US5073347 Unitary volumetric pipette and method for making the same
12/17/1991US5073341 Devices for conducting specific binding assays
12/16/1991WO1991019567A1 Self-contained assay assembly and apparatus
12/16/1991CA2084342A1 Self-contained assay assembly and apparatus
12/12/1991WO1991019182A1 Laboratory tray
12/11/1991CN2090289U Forming die for making refractory crucible with flute on internal wall
12/10/1991US5070884 Needle device for safely collecting blood or injecting drugs
12/10/1991CA1292969C Medical micro pipette tips for difficult to reach places and related methods
12/04/1991EP0459093A2 Capillary inoculator and assembly for inoculating multiple test sites and method of inoculating test sites therewith.
12/04/1991CN2089840U Folding multifunction glass still
12/04/1991CN2089839U Reflux. fractionate instrument for miniature chemical test
12/04/1991CN1056639A Semicondutor refrigeration seperating and recovering device
12/03/1991CA1292714C Nozzle device in an apparatus for biochemical reactions
12/03/1991CA1292606C Continuous flow reactor for sequencing peptide sequenators
11/1991
11/28/1991WO1991018276A1 Microassay strip device for immunoassay
11/28/1991WO1991018110A1 Method and means to perform biochemical reactions
11/28/1991WO1991017833A2 Fluid dispensing system having a pipette assembly with preset tip locator
11/28/1991WO1991017832A1 Drop plate for wet or damp preparations, e.g. blood
11/28/1991DE4016619A1 Liq. test equipment causing no particulate damage - has test tube contg. liq. displacement piston
11/28/1991DE4016617A1 Holder plate e.g. for blood samples - used with structured second plate to form gaps of variable vol. allowing use of small samples
11/27/1991EP0458405A2 Liquid collection and separation devices
11/27/1991EP0254739B1 Liquid sampling valve
11/26/1991CA1292452C Multi-channel pipetter
11/23/1991CA2041551A1 Blood collection device with reduced serum dispensing volume and integral needle
11/22/1991CA2039600A1 Fluid dispensing system having a pipette assembly with preset tip locator
11/21/1991EP0456699A1 Testing of liquids.
11/21/1991EP0434742A4 Disposable sensing device for real time fluid analysis
11/19/1991US5066465 Reaction apparatus
11/19/1991US5066463 Multiple-purpose fecal examination apparatus
11/19/1991US5065768 Self-sealing fluid conduit and collection device
11/19/1991CA1292176C Volume metering capillary gap device for applying a liquid sample onto a reactive surface
11/14/1991WO1991017420A1 Metering device with radially arranged valves
11/14/1991WO1991016977A1 Procedure for handling liquid with the aid of a pipette
11/14/1991WO1991016975A1 Fixing procedure and means
11/14/1991WO1991016966A1 Microfluidic structure and process for its manufacture
11/14/1991DE4114611A1 Microporous membrane element for multiple filtration unit - for slot or dot blotting analyses is compacted in seal area to avoid cross-contamination
11/14/1991DE4014602A1 Dosiervorrichtung mit radialer anordnung von ventilen Dosing with radial arrangement of valves
11/13/1991EP0456436A2 Pipette charging system
11/13/1991EP0456137A2 Pipetting apparatus
11/13/1991EP0264456B1 Fully automatic apparatus for pulling out test tube stoppers
11/13/1991EP0233939B1 Methods and devices for separating, mixing, and detecting components in specific binding assays
11/12/1991US5064541 Devices and methods for the collection of a predetermined volume of plasma or serum
11/12/1991US5064282 Photometric apparatus and method for measuring hemoglobin
11/12/1991US5063790 Pipette tip pickup apparatus
11/12/1991CA1292092C Methods and devices for separating and detecting components in specific binding assays
11/12/1991CA1291948C Variable volume assay device and method
11/06/1991EP0455043A2 Pipetting device
11/06/1991EP0454784A1 Apparatus and methods for antimicrobial susceptibility testing of microorganisms.
11/06/1991CN2087989U Controllable transparent pipette
11/06/1991CN2087988U Test tube automatic dropper
11/05/1991WO1991016976A1 Procedure for locking the adjustment means of a pipette, and pipette
11/05/1991WO1991016974A1 Procedure for filling and emptying a pipette, and pipette
11/05/1991WO1991016973A1 Pipette
11/05/1991US5063090 Lecithin as a wettability enhancing coating for plastic
11/05/1991US5063081 Multilayer; permselective layer, photoformable proteinaceous photoresist amd overcoating of immobilized ligand receptor
11/05/1991US5063025 Analytical microsyringe with a superelastic plunger
11/05/1991CA2082049A1 Pipette
11/05/1991CA2082048A1 Procedure for locking the adjustment means of a pipette and pipette
11/05/1991CA2082047A1 Procedure for filling and emptying a pipette and pipette
10/1991
10/31/1991WO1991016675A1 Automated molecular biology laboratory
10/31/1991WO1991016242A1 A microcentrifuge vial with a flip top/screw cap for dispensing with a pipette
10/31/1991WO1991016086A1 Multicompartment biological fluid specimen collection bag
10/30/1991EP0454493A2 Reinsertable closure for sample tubes
10/30/1991EP0454315A2 An assay tray assembly
10/30/1991EP0453469A1 Method and device for sampling a liquid containing a dissolved gas
10/29/1991US5061635 Protein or peptide sequencing method
10/29/1991US5061449 Expandable multi-channel pipetter
10/29/1991US5061446 Device for performing biological analyses by immunoenzymatic detection of antibodies or antigens in a serum
10/29/1991US5061263 Liquid collection tube
10/29/1991US5060659 Medical container stopper
10/26/1991CA2015571A1 Reinsertable closure for sample tubes
10/22/1991US5059398 Free passage of air; venting; sample chamber defined by barrier plug; capillary flow; wets plug; discharges
10/22/1991US5058441 Safety pipette and adaptor tip
10/18/1991WO1991016133A2 Manual device for generating local under or over pressure
10/18/1991CA2060657A1 Manual device for generating local under or over pressure
10/17/1991WO1991015750A1 Microfabricated device for biological cell sorting
10/16/1991EP0451752A2 Method and apparatus for testing gas dispersed in a liquid
10/16/1991EP0433382A4 Method and apparatus for chemical species determination
10/16/1991EP0388413B1 Childproof dropper closure system
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