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Northwestern University Patents
Assignee:
Northwestern University
Address:
Evanston, IL
No. of patents:
437
Patents:


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Patent Number Title Of Patent Date Issued
4563301 Electrically conductive low dimensional organomacrocycle compositions, articles and fabrication January 7, 1986
Methods and formable compositions for fabricating electrically conductive articles comprising cofacially stacking organomacrocycles and as cofacially stacking phthalocyanines, in which a composition comprising a cofacially stacking phthalocyanine in strong Bronsted acid is formed into
4563300 Electrically conductive cofacially crystallizing organomacrocycle compositions, articles and fab January 7, 1986
Methods and formable compositions for fabricating electrically conductive articles comprising ionically bonding cofacially stacking organomacrocycles and as cofacially stacking phthalocyanines, in which a composition comprising a cofacially stacking phthalocyanine in strong Bronsted
4532089 Method of preparing giant size liposomes July 30, 1985
Large size liposomes are produced from small unilamellar vesicles by incorporating a polar compound in an aqueous dispersion of the vesicles, subjecting the dispersion to repeated freeze-thaw cycles, and thereafter dialyzing the vesicles against a hypoosmotic medium. The freeze-thaw
4522831 Method of totally suppressing ovarian follicular development June 11, 1985
Ovarian follicular development and related hormonal secretions are totally suppressed for periods of several months or longer by a single intramuscular injection of anordrin administered during menstruation given preferably on the first day of menstrual bleeding. The amount of anordrin
4473495 Albumin-solubilized hymenoptera venoms for vaccine use September 25, 1984
Hymenoptera venoms for vaccine immunization of human subjects are prepared by copolymerizing the venom with albumin using glutaraldehyde as the polymerizing reagent. Sufficient albumin is used to produce water-soluble copolymers of high molecular weight. The resulting water-soluble c
4450239 Method of determining pregnanediol in female urine and test device for use therein May 22, 1984
A method is provided for determining the concentration of pregnanediol glucuronide (PG) in a woman's urine which is characterized by utilization of the reagent 20.alpha.-hydroxy-4-pregnen-3-one (20-.alpha. reagent) in a form in which it reacts with antibodies binding to PG. The method is
4392997 Antigenic peptide compounds July 12, 1983
The novel antigenic peptide compounds of this invention comprise sequences of 12 to 19 amino acids, which include twelve amino acid sequence glutamic acid-glutamine-leucine-isoleucine-glutamine-asparagine-leucine-valine-prol ine-glutamic acid-aspartic acid-lysine, all of the amino acids b
4388272 Method and apparatus for precise control of vapor phase concentrations of volatile organics June 14, 1983
A method and apparatus for precise control of vapor phase concentrations of volatile organic compounds is provided which utilize desorption of monolayers of the organic compound from a solid adsorbent. The method and apparatus can be used for measuring human olfactory system performance,
4377516 Antigenic linear peptide compounds March 22, 1983
The novel antigenic linear peptide compounds of this invention comprise sequences of from 10 to 14 amino acids which include the sequence arginine-methionine-valine-serine-glycine-glutamine-threonine-arginine-leu cine-aspartic acid, all of the amino acids with the exception of glycine
4364870 One-step syntheses of uranium hexamethoxide and mixed methoxy uranium (VI) fluorides from uraniu December 21, 1982
The invention relates to an improved method for synthesizing uranium hexamethoxide and new mixed methoxy uranium (VI) fluorides from uranium hexafluorides. Irradiation of the products of the invention in the vapor phase, with a pulsed CO.sub.2 gas laser leads to enrichment in the U-235
4361142 Knee orthosis and joint construction therefor November 30, 1982
An orthotic joint, and the orthosis with which it is used, for the protective treatment of ligamentous injuries or deficiencies, or as a supplement to total joint replacement. The joint includes coacting guide members that are both slidable and pivotal with respect to each other and,
4357259 Method of incorporating water-soluble heat-sensitive therapeutic agents in albumin microspheres November 2, 1982
A method is provided for incorporating water-soluble therapeutic agents in albumin microspheres. This method is particularly advantageous where the therapeutic agent is heat-sensitive. All steps of the method can be carried out at relatively low temperatures, such as ambient room tem
4354967 Antigenic linear peptide compound October 19, 1982
The novel antigenic linear peptide compound of this invention comprises a sequence of ten amino acids namely, serine-leucine-asparagine-proline-alanine-isoleucine-glycine-threonine-asp artic acid-lysine, all of the amino acids being in their L-forms with the exception of glycine. The
4353822 Antigenic linear peptide compounds October 12, 1982
The novel antigenic linear peptide compounds of this invention are characterized by providing a sequence of eight amino acids comprising isoleucine-serine-glycine-phenylalanine-proline-valine-glycine-arginine, all of the amino acids with the exception of glycine being in their L-form
4345588 Method of delivering a therapeutic agent to a target capillary bed August 24, 1982
Intravascularly-administrable, magnetically-localizable biodegradable microspheres containing a therapeutic agent, such as an oncolytic agent, are prepared and administered so that they can be permanently localized in a target capillary bed for release of the therapeutic agent therein. T
4310456 Antigenic linear peptide compound January 12, 1982
The novel antigenic linear peptide compound of this invention comprises a sequence of nine amino acids; namely, arginine-methionine-valine-serine-glycine-glutaminethreonine-arginine-leuc ine, all of the amino acids with the exception of glycine being in their L-forms. The compound has
4290944 Antigenic peptide compound September 22, 1981
The novel antigenic peptide compound of this invention comprises a sequence of seven amino acids, namely, methionine-glutamine-lysine-aspartic acid-leucine-glutamic acid-leucine, all of the amino acids being in their L-forms. The compound has utility in vaccines for reducing the fertilit
4233263 Method of maintaining bacterial sterility in urine drainage bags November 11, 1980
Urine drainage bags connected to indwelling catheters are maintained in bacterially sterile condition by periodic addition of small quantities of 3% U.S.P. hydrogen peroxide solution. The method protects both the bladder and the hospital environment from bacterial contamination.
4230685 Method of magnetic separation of cells and the like, and microspheres for use therein October 28, 1980
Magneticaly-responsive microspheres having Protein A associated with the outer surfaces thereof are reacted with antibodies selective to the cells, bacteria, or viruses to be separated from a mixed population to attach the antibodies in oriented relation with their Fab arms extending out
4228236 Process of producing carcinoembryonic antigen October 14, 1980
Carcinoembryonic antigen (CEA) is produced in vitro from the cell lines LS-180 (ATCC No. CL-187), LS-174T (ATCC No. CL-188), and cells derived therefrom. The CEA thus produced can be used as a standard source for radioimmunoassay procedures to determine CEA plasma levels.
4224942 Cell fractionating method September 30, 1980
A method for fractionating red blood cells by velocity sedimentation to remove those cells approaching lysis while at the same time maintaining the transfusability of the remaining cells.
4207872 Device and method for advancing an endoscope through a body passage June 17, 1980
A device and its method of operation for assisting in the advancement of an endoscope through the colon or other body passage. The device includes a sleeve having an annular chamber defined in part by an outer wall of elastomeric material. A multiplicity of resilient hollow protrusions a
4203223 Periodontal probe May 20, 1980
A force-controlled periodontal probe is disclosed, the probe having a scale-marked shaft slidably carried by an alignment sleeve at the head end of the instrument and urged into a normally extended condition by a thin leaf spring. Measurements of gingival sulcus depths are taken when the
4194808 Wave guide for surface wave transmission of laser radiation March 25, 1980
Apparatus and method for transmission of laser radiation in the infrared portion of the spectrum. A 10.6 .mu.m laser beam is focused tangentially upon an inner surface of an elongated synclastic wave guide having a generally oval cross-section, and an output end of the wave guide is
4180562 Glutaraldehyde polymerized ragweed antigen E preparation for treatment of allergic patients sens December 25, 1979
The preparation of this invention comprises ragweed antigens polymerized with glutaraldehyde which are composed essentially of water-soluble polymers of molecular weights from 200,000 to 20,000,000.
4168316 Immunosuppressive-1-(thiocarbamoyl)-2-imidazolidinone September 18, 1979
By isolation and purification from the urine of patients treated with niridazole there is obtained substantially pure 1-(thiocarbamoyl)-2-imidazolidinone which exhibits marked immunosuppressive activity. A particular isolation procedure is described in addition to a chemical synthesi
4160760 Process for preparing polyacrylonitrile doped with Prussion blue July 10, 1979
A method for interacting Prussian blue with polyacrylonitrile in the presence of dimethylformamide to produce a polymer solid exhibiting a high degree of color fastness, levelness, and stability and having enhanced and highly useful electrical properties.
4141368 Temporary cervical immobilizing orthosis February 27, 1979
A device for immobilizing the cranium and cervical spine of a patient comprises an orthosis which is adapted to engage the shoulders and head of the patient and straps for attaching the orthosis to the patient. The orthosis includes a curved shoulder portion for engaging the back of the
4114567 Ignition enhancement chamber for internal combustion engine September 19, 1978
In an internal combustion engine an ignition enhancement and regulating chamber in fluid-flow communication with a principal combustion chamber of the engine through a restricted passage serving as a thermal isolater. The ignition enhancement chamber is characterized by a high surface
4114112 Apparatus and method for efficient synthesis of laser light September 12, 1978
Apparatus and method for synthesizing laser light characterized by a plurality of discrete wavelengths, without competition among different wavelengths. A preferred embodiment of the invention includes a laser resonator having an optical cavity bounded by a first, reflective end plat
4104006 Wind-energy conversion device August 1, 1978
A wind-powered device having a pair of flaps affixed to a rotatable axle which is coupled to a cable. The device is suitable for use in gusty winds prevailing at ground level, thereby obviating high towers required for conventional wind-energy conversion systems.
4101852 Microacoustic shear bulk wave device July 18, 1978
A microacoustic signal processing device for propagation of shear bulk waves in a substrate. A preferred embodiment of the device includes a substrate having opposed, polished principal and second surfaces. An input interdigital transducer supported on the principal surface includes a
4097384 Process for uranium isotope separation June 27, 1978
Separation of U.sup.235 and U.sup.238 isotopes by converting a mixture of these isotopes to organic compounds or to silicon compounds and then irradiating the isotope compounds selectively to change their chemical (and/or physical) properties, thereby to facilitate separation. In a p
4096477 Identification system using coded passive transponders June 20, 1978
An identification system including a transmitter, a receiver, a decoding subsystem, and a passive transponder identifier. One passive transponder identifier of the invention is a surface acoustic wave device provided with pad means for applying and removing pressure on a substrate of the
4095103 Apparatus and method for determination of residual stress in crystalline substances June 13, 1978
Apparatus and method for determination of residual stress in crystalline substances. An X-ray source is focused at two different, preselected angles with respect to a surface of a substance, and X-ray diffraction peaks are located with a single position-sensitive X-ray detector. The
4059831 Passive transponders using acoustic surface wave devices November 22, 1977
A passive transponder sensitive to electromagnetic pulses received in the form of surface acoustic waves. The device utilizes a plurality of interdigital transponders each consisting of a metallic deposit on a piezoelectric substrate and serving as an electrode. Transponder deactivat
4011403 Fiber optic laser illuminators March 8, 1977
An object-illuminating and imaging system utilizing, in combination, a laser beam as a light source and an optical fiber as a light transmitter. Light-focusing means are provided and the focused laser beam is, in a preferred embodiment of the invention, directed to impinge upon a single,
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