Process and apparatus for identifying or characterizing small particles
What is claimed is: 1. A process for characterizing and identifying a single unknown microparticle within a range of interest on the basis of physical properties derived from measured optical observab... Read More
Inventors: Wyatt, Philip J.; Quist, Gregory M.;, Assignee: |
System and method for formatting position-sensitive data
OF THE PREFERRED EMBODIMENT FIG. 1 illustrates a preferred embodiment of a computerized data processing system operating in conjunction with the program illustrated in FIGS. 7 and 8 for performing th... Read More
Inventors: Bailey, Wayne P.;, Assignee: International Business Machines Corporation (Armonk, NY) |
Process for the treatment and the prevention of AIDS and other disorders induced by the LAV/HTLV III virus
We claim: 1. Process for increasing the T4 cell number in a patient infected with LAV/HTLV III virus, comprising administering an effective amount of cyclosporin A.
Description:
The pres... Read More
Inventors: Andrieu, J. M.; Even, P.; Venet, Alain;, Assignee: |
Biological test device for steam sterilizers
What is claimed is: 1. An enclosure constructed and arranged to receive a biological test device and adapted to be inserted in an autoclave for testing the proper functioning of the autoclave, the enc... Read More
Inventors: Macaro, Louise; Dyckman, John; Augurt, Thomas A.; Zwarun, Andrew;, Assignee: Propper Manufacturing Company, Inc. (Long Island City, NY) |
Method for the determination of unbound hormones and pharmaceuticals
OF THE INVENTION The method of the invention renders possible the determination of the absolute concentration of unbound hormones or pharmaceuticals in a single process. The method of determination i... Read More
Inventors: Thoma, Hans A.;, Assignee: Chandon Investment Planning Ltd. (Grand Cayman, KY) |
Method and kit for labeling red blood cells with technetium-99m
OF THE INVENTION The basic components of the kit of this invention are a reagent receptacle containing an anticoagulant, stannous ion and a buffer, and a separate receptacle containing an oxidizing a... Read More
Inventors: Narra, Rama K.; Kuczynski, Bruce L.;, Assignee: E. R. Squibb & Sons, Inc. (Princeton, NJ) |
Method for positioning a crystal ingot
This invention is based on the recognition that the placing of the ingot with its crystallographic orientation properly aligned with the processing direction of a processing machine can be much simpli... Read More
Inventors: Vanderwater, David A.;, Assignee: Hewlett-Packard Company (Palo Alto, CA) |
Apparatus for automated classification of white blood cells
The object of this invention is to provide an apparatus for detecting the nucleus and cytoplasm of white blood cell as well as the dense part of the nucleus accurately and quickly so as to detect the ... Read More
Inventors: Hashizume, Akihide; Suzuki, Ryuichi; Yokouchi, Hisatake; Horiuchi, Hideyuki; Yamamoto, Shinji;, Assignee: Hitachi, Ltd. (JP) |
Fluorescent calibration microbeads simulating stained cells
What is claimed is: 1. A microbead product useful as a standard for aligning and calibrating fluorescent microscopes and flow cytometers, comprising: (a) a highly-uniform size spherical body having a ... Read More
Inventors: Schwartz, Abraham;, Assignee: Flow Cytometry Standards Corp. (Research Triangle Park, NC) |
Immuno-dye reagent and assay for detection of endotoxin
OF THE INVENTION The immuno-dye reagent of the invention comprises two components--new methylene blue, which was found to be an LPS sensitive dye, and anti-endotoxin monoclonal antibodies directed at... Read More
Inventors: Williams, Taffy J.; Lee, Che-Hung; Johnson, Akindele O.;, Assignee: The United States of America as represented by the Secretary of the Navy (Washington, DC) |
Package for liquid materials
I claim: 1. A plastic-coated cardboard blank for forming a container of rectangular cross-section having a gabled top, the blank comprising four walls, a first pair of opposite walls each having fold ... Read More
Inventors: Farber, Jurgen;, Assignee: PKL Verpackungssysteme GmbH (Dusseldorf, DE) |
Software upgrades by conversion automation
OF THE PREFERRED EMBODIMENTS The subject invention employs a semantic-based conversion of a software program in order to effect a modification to the program. This conversion is accomplished by the u... Read More
Inventors: Turnbull, Mark Andrew; Johnson, Harold Joseph;, Assignee: Nortel Networks Limited (Montreal, CA) |
Method and apparatus for providing finer marking granularity for fields within objects
The following description is presented to enable any person skilled in the art to make id use the invention, and is provided in the context of a particular application and its requirements. Various m... Read More
Inventors: Chaudhry, Shailender; Tremblay, Marc;, Assignee: Sun Microsystems, Inc. () |
Process and reagent for the determination of creatinine
We claim: 1. Process for the immunological determination of creatinine, wherein creatinine is converted into 1-methylhydantoin, the 1-methylhydantoin formed is incubated in an aqueous medium with anti... Read More
Inventors: Albert, Winfried; Ziegenhorn, Joachim; Siedel, Joachim; Batz, Hans-Georg; Lenz, Helmut; Pautz, Brigitte;, Assignee: Boehringer Mannheim GmbH (Mannheim-Waldhof, DE) |
Method and apparatus for detecting occurrence of clogging conditions by counting particles suspended in a liquid method
An object of the present invention is to provide a method of counting particles suspended in a liquid medium, in which clogging in the liquid passage system of a particle counting apparatus can be pre... Read More
Inventors: Aritomi, Toshiaki; Shinohara, Hatsue; Sakuraba, Shinichi;, Assignee: Hitachi, Ltd. (Tokyo, JP) |
Method and device for evaluating a digital signal using a digital counter with LSB signal separately applied to both counter and register
FIG. 1 shows an embodiment of a digital counting device, which comprises three D-flip-flops F1, F2, F3, two inverters I1, I2, a counter Z, as well as a data register R. The direction of the signal fl... Read More
Inventors: Brune, Richard;, Assignee: Siemens Aktiengesellschaft (Munich, DE) |
Servo system to control the spatial position of droplet formation of a fluid jet in a cell sorting apparatus
The present invention comprises a novel system and method for detecting the breakpoint of a perturbed flow stream. The scattering and extinction of light caused by a perturbed stream at a preselected ... Read More
Inventors: Lombardo, Igino; Dussault, Richard A.;, Assignee: Ortho Diagnostics, Inc. (Raritan, NJ) |
Method for automatically setting the correct phase of the charge pulses in an electrostatic flow sorter
The present invention provides a novel method for synchronizing the phase of droplet charge pulses in electrostatic flow sorting systems so that those charge pulses may be applied in a preselected pha... Read More
Inventors: Lombardo, Igino; Barry, Donald E.;, Assignee: Ortho Diagnostics, Inc. (Raritan, NJ) |
Automatic relative droplet charging time delay system for an electrostatic particle sorting system using a relatively moveable stream surface sensing system
The present invention provides a novel system for automatically setting the appropriate time delay between the time of particle detection and the time when that particle has reached the breakpoint suc... Read More
Inventors: Lombardo, Igino; Barry, Donald E.;, Assignee: Ortho Diagnostics, Inc. (Raritan, NJ) |
Method of and apparatus for detecting change in the breakoff point in a droplet generation system
The liquid jet stream containing the minute particles in suspension is driven at the frequency at which it is desired to generate droplets, normally 20 to 40 KC depending on the diameter of the jet ex... Read More
Inventors: Auer, Robert E.;, Assignee: Coulter Corporation (Hialeah, FL) |
Fluidic sorting device for two or more materials suspended in a fluid
OF THE INVENTION FIG. 1 generally teaches the apparatus and concept of the present invention. In said figure, element 1 broadly depicts the fluidic logic element. Said fluidic logic element 1 compris... Read More
Inventors: Marcus, Ira A.;, Assignee: The United States of America as represented by the Secretary of the Army (Washington, DC) |
File rack
What is claimed is: 1. A file rack for storage of objects in vertical spaced apart relation with an edge portion of each object being accessible for finger gripping to remove the stored object, compri... Read More
Inventors: Curtis, Steven G.;, Assignee: Russ Bassett Company (Whittier, CA) |
Sample measuring method using agglomeration reaction of microcarriers
It is an object of the present invention to provide a method and apparatus which accelerates an agglomeration reaction of microcarriers. It is another object of the present invention to provide a meth... Read More
Inventors: Itoh, Yuuji; Itoh, Michiyo; Touge, Yoshiyuki; Saitou, Atsushi; Yamazaki, Tatsuya;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Microsphere coated substrate containing reactive aldehyde groups
We claim: 1. A coated article comprising: a synthetic organic resin substrate, said resin being capable of developing covalent bonds during high energy radiation; a continuous layer of contiguous, tan... Read More
Inventors: Rembaum, Alan; Yen, Richard C. K.;, Assignee: California Institute of Technology (Pasadena, CA) |
Method and materials for calibrating flow cytometers and other analysis instruments
The method of the present invention for calibrating an instrument for using that instrument to obtain at least one light-related signal from particles under analysis comprises directing an incident be... Read More
Inventors: Recktenwald, Diether J.; Kerndt, Rickie S.; Loken, Michael R.; Chen, Chia H.;, Assignee: Becton, Dickinson and Company (Franklin Lakes, NJ) |
Method for corrective calibration of a flow cytometry using a mixture of fluorescent microbeads and cells
The invention comprises the composition, and method of use of the combination of highly uniform calibrated microbeads and calibrated stained biological cells to calibrate the size and fluorescence int... Read More
Inventors: Vogt, Robert F.; Schwartz, Abraham;, Assignee: |
Fluorometric method of quantitative cell mutagenesis
OF THE INVENTION In accordance with the invention, a method for assaying a cell culture to detect abnormal cells is described. Abnormal cells, as used in this context, are defined as being deficient ... Read More
Inventors: Dolbeare, Frank A.;, Assignee: The United States of America as represented by the United States (Washington, DC) |
Methods and apparatus for the quantitation of nuclear proteins
The invention provides methods and apparatus for the measurement of the quantity of specific nuclear proteins in a cellular population. One preferred method includes the utilization of computerized im... Read More
Inventors: Bacus, James W.;, Assignee: Cell Analysis Systems, Inc. (Lombard, IL) |
Competitive binding analysis by fluorescence
What is claimed is: 1. A method of assaying a biological fluid sample for a thyroid hormone, comprising the steps of: (a) forming a mixture of said fluid sample with a known amount of conjugate formed... Read More
Inventors: Smith, David S.;, Assignee: Technicon Instruments Corporation (Tarrytown, NY) |
Process and test carrier for the determination of an enzyme from an isoenzyme mixture
What is claimed is: 1. A process for the determination of a specific isoenzyme present in an isoenzyme mixture such as a body fluid sample, wherein any other isoenzymes present in the mixture are inhi... Read More
Inventors: Wilk, Hans-Erich; Rothe, Anselm; Schneider, Erich;, Assignee: Boehringer Mannheim GmbH (Mannheim, DE) |
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