| Patent Number |
Title Of Patent |
Date Issued |
| D416625 |
Pipette tip |
November 16, 1999 |
|
| D299065 |
Pipettor |
December 20, 1988 |
|
| 7306767 |
Method for sealing test tubes and the like |
December 11, 2007 |
| A method of sealing the open mouths of an array of test tubes comprises providing a plurality of plugs with upwardly facing recesses, and a flexible carrier sheet having the same array of mutually spaced downwardly projecting pegs inserted into and frictionally retained within the re |
| 7284454 |
Hand held pipette |
October 23, 2007 |
| A hand-held pipette includes a piston driven by an actuator assembly contained within a housing having first and second mutually spaced non-adjustable stops. The actuator assembly is subdivided into first and second sections respectively provided with first and second contact surface |
| 6923938 |
Hand-held pipettor |
August 2, 2005 |
| A hand-held pipettor comprising a piston received in one end of a cylinder, a pipettor tip removably secured to an opposite end of said cylinder, means for reciprocating said piston through a selected stroke to aspirate fluid into and to expel the thus aspirated fluid from said pipettor |
| 6875405 |
Tube rack |
April 5, 2005 |
| A tube rack comprises a base having an array of vertical openings extending therebetween, the openings being configured and dimensioned to receive a plurality of tubes, with the upper ends of the tubes being accessible at the top surface. The base includes base sidewalls that each includ |
| 6692912 |
Nucleic acid-containing polymerizable complex |
February 17, 2004 |
| Disclosed is a polymerizable complex containing a covalently attached nucleic acid molecule which, under appropriate conditions, is capable of copolymerization with a second polymerizable ethylene-containing monomer unit to form a polymerized layer. The polymerized layer containing a |
| 6663836 |
Apparatus and method for alphanumerically identifying and arranging test tubes |
December 16, 2003 |
| A method of uniquely identifying a plurality of discrete test tubes. The method includes providing a rack having an array of wells located at the intersections of mutually perpendicular columns and rows. The rack is marked to orient the rack from top to bottom and left to right. Each wel |
| 6492118 |
Methods of immobilizing ligands on solid supports |
December 10, 2002 |
| A method is provided for immobilizing a ligand, e.g., a nucleic acid, on a solid support. The method includes providing a solid support containing an immobilized latent thiol group, activating the thiol group, contacting the activated thiol group with a nucleic acid comprising an acrylam |
| 6372293 |
Test tube with data matrix code markings |
April 16, 2002 |
| A test tube comprises a tube body of unitary construction including an enclosed sidewall and an integral bottom that together define a tubular container having an open top. The bottom has a concave interior surface and a planar exterior surface upon which machine readable data is encoded |
| 6171554 |
Apparatus and method for alphanumerically identifying and arranging test tubes |
January 9, 2001 |
| A method of identifying and arranging test tubes, which includes providing a rack having an array of wells located at the intersection of mutually perpendicular columns and rows. The columns and rows are aligned on perpendicular edges of the rack. The test tubes are positioned in the |
| 6136273 |
Closure device for laboratory receptacles |
October 24, 2000 |
| A closure device is provided which includes a flexible cover with an array of protruding hollow caps which are formed integrally with and depend from the cover. The caps have cup shaped noses with cylindrical side walls joined to the cover by inwardly tapered intermediate wall sections. |
| 6123905 |
Pipettor including an indicator and method of use |
September 26, 2000 |
| A pipettor including a body portion, a cylinder having an interior channel, and a filter plug disposed within the channel is disclosed. The filter plug may include a plurality of pores and may preferably be treated with a first chemical, so as to affect closure of the pores when the filt |
| 6066297 |
Small sample volume displacement pipette tips |
May 23, 2000 |
| A pipette tip with a volume capacity of at least about 1250 .mu.l that can be used with single channel or multichannel pippetors and that can be used effectively with microtiter tubes, test tubes and microtiter plates. The tip can be a single contiguous piece, typically formed of a mater |
| 5057281 |
Adjustable multi-channel pipetter |
October 15, 1991 |
| A pipetting system having a plurality of fittings whose spacing can be individually adjusted by sliding the fittings along a track. Changing the spacing is accomplished by releasing a clamping plate which secures the fittings to the track. The fittings are then slid into the desired |
| 4896270 |
Computer controlled pipetting system |
January 23, 1990 |
| A computer controlled pipetting system with a hand held pipettor and a control assembly. The pipettor has a motor driven pump for aspirating and dispensing liquid through a pipette which is inserted to the pipettor. The control assembly has a keyboard for controlling operation of the pip |
