1
John C Mazza, William A Stark, Richard A Scribner, Stephen L Frye, Kempton H Hardiman: Automated chemical analyzer with apparatus and method for conveying and temporary storage of sample tubes. Baxter Diagnostics, Mark J Buonaiuto, Paul C Flattery, September 27, 1994: US05350564 (84 worldwide citation)

An automated chemical analyzer includes an automated conveyor apparatus for receiving a variety of sizes of test tubes, cuvettes, and sample tubes in a standard carrier member receivable into the analyzer. The standard carrier members may be interlocked in ranks and placed side by side in file to re ...


2
Chao Huei Wang, Dinesh O Shah: Process for producing magnetically responsive polymer particles and application thereof. Baxter Diagnostics, Kent Barta, Paul C Flattery, Susan B Fentress, February 25, 1992: US05091206 (75 worldwide citation)

This invention provides a novel process of producing magnetically responsive polymer particles comprising polymeric core particles coated evenly with a layer of polymer containing magnetically responsive metal oxide. A wide variety of polymeric particles with sizes ranging from 1 to 100 microns can ...


3
Chao Huei J Wang, Dinesh Q Shah: Magnetically responsive fluorescent polymer particles. Baxter Diagnostics, Kent Barta, Cynthia Tymeson, March 7, 1995: US05395688 (55 worldwide citation)

This invention provides a novel process of producing magnetically responsive fluorescent polymer particles comprising polymeric core particles coated evenly with a layer of polymer containing magnetically responsive metal oxide. A wide variety of polymeric particles with sizes ranging from 1 to 100 ...


4
Christopher D Griner, Brian G Malone: Specimen processing and analyzing systems with a station for holding specimen trays during processing. Baxter Diagnostics, Mark J Buonaiuto, Paul C Flattery, November 30, 1993: US05266272 (48 worldwide citation)

A holder for storing a specimen tray with a removable cover member includes a frame with oppositely facing first and second access openings The first access opening receives the specimen tray and cover member. The holder supports the specimen tray and cover member within the storage area between a p ...


5
Chao Huei J Wang, Dinesh O Shah: Process to make magnetically responsive fluorescent polymer particles. Baxter Diagnostics, Susan B Fentress, Kent Barta, Cynthia Tymeson, February 1, 1994: US05283079 (47 worldwide citation)

This invention provides a novel process of producing magnetically responsive fluorescent polymer particles comprising polymeric core particles coated evenly with a layer of polymer containing magnetically responsive metal oxide. A wide variety of polymeric particles with sizes ranging from 1 to 100 ...


6
Michael D Huber, Stephen L Frye, John C Mazza: Method and apparatus for the stepwise movement of items. Baxter Diagnostics, Mark J Buonaiuto, Paul C Flattery, October 4, 1994: US05352612 (27 worldwide citation)

A sample analyzer for analyzing the characteristics of a plurality of samples. The analyzer includes a movable sample support for holding samples arranged in a first plurality of holders in a sequence for movement in a first direction. An indexing drive for the sample support advances the sample sup ...


7
Roger J Morris, Shoshana Bascomb, Carolyn S Olson: Measurement of color reactions by monitoring a change of fluorescence. Baxter Diagnostics, Kent Barta, Mark J Buonaiuto, Paul C Flattery, December 22, 1992: US05173434 (26 worldwide citation)

A process to determine the concentration of any substance in a colorimetric, turbidimetric or nephelometric reaction using a fluorometric detector to measure fluorescence intensity. In particular, a change in color can be monitored by observing the measurement of fluorescence intensity of a fluoroph ...


8
Yu P Yen Maguire, Tom Cox, Fred Lewis: Method for conducting the cytotoxicity assays on tumor cells. Baxter Diagnostics, Kent Barta, Cynthia Tymeson, Paul C Flattery, September 7, 1993: US05242806 (22 worldwide citation)

A method and apparatus for assaying the sensitivity of biopsied tumor cells to chemotherapeutic agents using a predetermined amount of chemotherapeutic agent in an easily deliverable form is disclosed and claimed.


9
Hendrik C Hemker, Robert J Wagenvoord: Measurement of platelet activities. Baxter Diagnostics, Louise S Pearson, Kent Barta, Cynthia G Tymeson, November 30, 1993: US05266462 (21 worldwide citation)

Methods are provided for measuring the procoagulant activity of platelets in blood by means of a chromogenic assay which is specific for procoagulant phospholipids. These methods include the determination of the resting activity and/or excitability of platelets, which determines the threshold at whi ...


10
Ron L Hale, Dennis W Solas: Fluorescent poly(arylpyridine) rare earth chelates. Baxter Diagnostics, Paul C Flattery, Kent Barta, Louise S Pearson, May 26, 1992: US05116989 (19 worldwide citation)

A class of fluorescent rare earth chelates and the ligands upon which they are based whose molecular structure incorporates a plurality of substituted arylpyridine diacid units attached to a central template structure is disclosed. These ligands function as efficient energy transfer groups in fluore ...