1
Wilfred J Samson: Guiding catheter and method of manufacture. Advanced Cardiovascular Systems, Flehr Hohbach Test Albritton & Herbert, May 14, 1985: US04516972 (310 worldwide citation)

Catheter for insertion into the cardiovascular system, and method of manufacturing the same. A helically wound ribbon of flexible material is imbedded in the wall of the catheter to provide a torsional rigidity which facilitates steering and turning of the catheter during emplacement. The stiffness ...


2
Joseph L Giegel, Mary M Brotherton: Solid phase system for ligand assay. American Hospital Supply, John H Faro, May 14, 1985: US04517288 (177 worldwide citation)

A method for conducting a ligand assay in an inert porous medium wherein a binding material is immunologically immobilized within the medium, which includes the steps of immunologically immobilizing a binding material within a finite zone of the medium, applying an analyte to the zone containing the ...


3
Schuster Ludwig, Franz Josef Mueller, Axel Anderlohr, Peter Blei, Gerhart Eigenberger, Bernd Hoppner, Gerd Kaibel, Wolfgang Steiner: Continuous preparation of ethanol. BASF Aktiengesellschaft, John H Shurtleff, May 14, 1985: US04517391 (176 worldwide citation)

Ethanol is prepared by hydrogenating acetic acid under superatmospheric pressure and at elevated temperatures by a process wherein a predominantly cobalt-containing catalyst is used and acetic acid and hydrogen are passed through the reactor, at from 210.degree. to 330.degree. C. and under from 10 t ...


4
Christian T Kemper, Robert L Osborne, James C Bellows: Diagnostic system and method. Westinghouse Electric, D Schron, May 14, 1985: US04517468 (165 worldwide citation)

A diagnostic system wherein a central diagnostic center receives sensor data relative to the operating condition of a plurality of remote plants. Each plant records just certain sensor signals and transmits them at respective prescheduled transmisssion times. If certain activation limits are exceede ...


5
Robert E Davids: Three dimensional video screen display effect. International Game Technology, Seiler Quirk & Tratos, May 14, 1985: US04517558 (158 worldwide citation)

A three dimensional visual effect of rotating mechanical reels is given to a two dimensional display on a video screen by using a film having a continuous tone gradient from dark to light, the darkest portions extending along the upper and lower edges of the film, respectively, with the lightest adj ...


6
Gregory W Swift, Albert Migliori, John C Wheatley: Microchannel crossflow fluid heat exchanger and method for its fabrication. The United States of America represented by the United States Deparment of Energy, William A Eklund, Paul D Gaetjens, Judson R Hightower, May 14, 1985: US04516632 (145 worldwide citation)

A microchannel crossflow fluid heat exchanger and a method for its fabrication are disclosed. The heat exchanger is formed from a stack of thin metal sheets which are bonded together. The stack consists of alternating slotted and unslotted sheets. Each of the slotted sheets includes multiple paralle ...


7
Charles A Marshall, Jeremiah B Ray: Catheter shield and method of use. Gregory W Moravan, May 14, 1985: US04516968 (138 worldwide citation)

A catheter shield comprising a dome surrounded by a peripheral, skin engaging flange. The dome defines a cavity, has a hole for the catheter, and has a radial slit extending to the edge of the shield to aid in placement of the shield around the catheter. Vents may be provided in the shield. The shie ...


8
Heinz Mittelmeier, Heinz Moser, Beat Leu: Bone substitute and a method of production thereof. Oscobal, Wender Murase & White, May 14, 1985: US04516276 (134 worldwide citation)

A bone substitute comprised of collagen material in the form of fleece or a spatial meshwork having apatite, the mineral component of bone material, admixed therewith. The structure of the collagen material may be strengthened by carbohydrate or starch or may be applied, in the form of a coating, to ...


9
Don L Morel, Robert R Gay, Gary B Turner: Series connected solar cells and method of formation. Atlantic Richfield Company, Nilsson Robbins Dalgarn Berliner Carson & Wurst, May 14, 1985: US04517403 (128 worldwide citation)

A photovoltaic device has a continuous thin film with a plurality of spaced photovoltaic regions thereon and front and back electrode portions substantially coextensive with each of the photovoltaic regions. Electrical connection between the regions is provided directly through the film itself, from ...


10
Ricardo Bloch, Thomas J McCrary Jr, Darrell W Brownawell: Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions. Exxon Research & Engineering Co, Frank T Johmann, May 14, 1985: US04517104 (127 worldwide citation)

Oil soluble viscosity index improving ethylene copolymers, such as copolymers of ethylene and propylene; and ethylene, propylene and diolefin; etc., are reacted or grafted with ethylenically unsaturated carboxylic acid moieties, preferably maleic anhydride moieties, and reacted with polyamines havin ...



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