...that "patent leather" got its name because the process of applying the polished black finish to leather was once patented?
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| Number | Title | Issue Date |
| 6610909 | Method for the commercial production of transgenic plants A process for commercially propagating plants by tissue culture in such a way as both to conserve desired plant morphology and to transform the plant with respect to one or more desired genes. The method includes the steps of (a) creating an Agrobacterium... | 08/26/2003 |
| 6083992 | Use of 2-methylamino-2-phenylcyclohexanone for the treatment of bacterial infections This invention relates to the use of 2-methylamino-2-phenylcyclohexanone and of pharmaceuticals which contain this active agent in combination with physiologically acceptable solid or liquid supporting materials or diluents for treating bacterial, fungal,... | 07/04/2000 |
| 6020381 | Use of 2-methylamino-2-phenylcyclohexanone for the treatment of protozoan infections This invention relates to the use of 2-methylamino-2-phenylcyclohexanone and of pharmaceuticals which contain this active agent in combination with physiologically acceptable solid or liquid supporting materials or diluents for treating bacterial, fungal,... | 02/01/2000 |
| 5981260 | Process for the production of cell mass and/or fermentation products under sterile conditions Process for the production of cell mass and/or fermentation products under sterile conditions, during which the fermentation mixture, at least at times, is recycled and the metabolic products of the cultivated cells, and possibly the cell mass are separat... | 11/09/1999 |
| 5976323 | Method and a device for the control of a distillation or condensation apparatus The invention concerns a method and device for controlling a distillation or condensation apparatus including a distillation vessel, heat source and condenser. A distillation or condensation apparatus consumes considerable quantities of cooling water whic... | 11/02/1999 |
| 5969774 | Programmable remote control transmitter A programmable remote control transmitter has a programming mode and a controlling mode and is used to control electric devices such as television sets. The remote control transmitter has a memory for storing a limited number of remote control codes. Ther... | 10/19/1999 |
| 5956951 | Adjustable magneto-rheological fluid device An adjustable magneto-rheological fluid device includes a movable piston adjacent a first chamber containing a first hydraulic fluid for moving the piston. The first hydraulic fluid interacts with a flexible magneto-rheological compartment containing a ma... | 09/28/1999 |
| 5956561 | Net shaped dies and molds and method for producing the same A method for making dies or molds from powdered metals is disclosed. The method includes the steps of: providing a pattern of a desired shape to define the mold or die cavity configuration; providing a canister; placing the pattern in the canister and fil... | 09/21/1999 |
| 5947450 | Manual swivel winch with open bottom A manual swivel winch is pivotally attached to a D-ring of a barge deck, boat deck or the like. The manual swivel winch includes a pair of spaced side plates defining a substantially open bottom, a drum rotatably supported between the side plates, and a r... | 09/07/1999 |
| 5919281 | 2-stage fluidized bed furnace for pre-reducing fine iron ore and method for pre-reducing fine iron ore using the furnace The 2-stage fluidized bed furnace for pre-reducing a fine iron ore comprises a first stage fluidized bed furnace for receiving the fine iron ore from a storage hopper, discharging medium/small particle size iron ore to the upper part thereof, and reducing... | 07/06/1999 |
| 5919584 | Fuel cell A fuel cell includes a plurality of cells each of which includes a solid electrolyte layer having an oxygen electrode on one side thereof and a fuel electrode on the other side thereof, the cells being stacked one above another with a predetermined space ... | 07/06/1999 |
| 5919006 | Tensionable cable bolt with mixing assembly A tensionable mine roof cable bolt having a resin grouted upper portion and a mechanically anchored lower portion. The lower portion includes a shaft which is swaged to the cable and accepts a mechanical anchor. The cable bolt is rotated during installati... | 07/06/1999 |
| 5913987 | Finish treatment method and silicon steel sheet manufactured by direct casting method A method for manufacturing a soft magnetic steel sheet is disclosed. The silicon steel sheet is made to undergo a finish treatment so that it can be put to the practical use. The finish treatment method for an Fe-Si silicon steel sheet manufactured by a d... | 06/22/1999 |
| 5914248 | Method for controlling the gene expression in lactic acid bacteria The present invention relates to a method for the controlled expression, in a lactic acid bacterium, of a DNA fragment containing one or more genes coding for a desired characteristic, wherein the DNA fragment is under the control of a promoter for a micr... | 06/22/1999 |
| 5911781 | Integral coiler furnace drive motor A hot strip mill for reducing metal strip product as the metal strip product is moved through the mill along a pass line includes at least one coiler furnace on one side of the pass line. Each coiler furnace has a coiling unit selectively receiving a stri... | 06/15/1999 |
| 5907157 | Method and apparatus for preparing specimen A method and apparatus for preparing a specimen adapted for electron microscopy comprises an evacuated specimen-processing chamber. A specimen having a surface to be processed is placed inside the processing chamber A beam-blocking member is placed close ... | 05/25/1999 |
| 5904444 | Propelling apparatus for underground propelling construction work A propelling apparatus includes a plurality of propellant cylinders series-connected to each other to be propelled by receiving a pushing force from behind, joints for series-connecting the propellant cylinders, a propellant head connected to a forward-mo... | 05/18/1999 |
| 5901606 | Transmission for a tractor A transmission housing (100)used as a body frame extending longitudinally of a tractor. The transmission housing (100) includes a first housing (1) having a front end connected to an engine housing (91), and a rear end; a first partition (1a) defining a f... | 05/11/1999 |
| 5901591 | Pinch roll shapemetering apparatus A shape detection device incorporated as part of a pinch roll assembly in a hot strip reversing mill. The shape detection device replaces one of the rolls in the pinch roll assembly. The shape detection device is used to provide data to an automated shape... | 05/11/1999 |
| 5902090 | Cargo handling truck bed A cargo handling truck bed that includes a material handling device having a base and two longitudinally extending conveyors. Each of the conveyors includes a longitudinally extending belt having a first end and a second end. A first drum is rotatably sec... | 05/11/1999 |
| 5901736 | Hand tool for inflating air bags for stabilizing and protecting loads in freight trailers Valve actuating hand tools for inflating and deflating an air bag having a valve with a valve head and movable valve stem is disclosed. Each hand tool includes a first elongated member having a gripping portion at one end thereof and a valve head engaging... | 05/11/1999 |
| 5902342 | Detection of vibration in an AC traction system An electric powered vehicle includes a traction motor powered from a source of switched DC power. The motor includes a tachometer for measuring the rotational velocity of the motor and for providing a tachometer signal indicative thereof. A low pass filte... | 05/11/1999 |
| 5900027 | Process for preparing animal hides or pelts In order to make processes for finishing animal hides or pelts less labor-intensive and more environmentally compatible, a process is proposed in which, following a conventionally conducted soak, the animal hides or pelts are treated with a conventional t... | 05/04/1999 |
| 5900778 | Adaptive parametric signal predistorter for compensation of time varying linear and nonlinear amplifier distortion A high power amplifier system includes an on-line adaptive predistorter for generating predistorted complex data signals to a high power amplifier in response to receiving incoming complex data signals from a remote source. The predistorted complex data s... | 05/04/1999 |
| 5900562 | Wind instrument and closure member for wind instrument A wind instrument is provided having a basic body in which extends a central duct which is bounded by a peripheral wall of the basic body, a plurality of openings in the peripheral wall which connect the duct with the surrounding air, a plurality of valve... | 05/04/1999 |
| 5897980 | Method of imparting contrast enhancement properties to diffusing, depixelating or projection screens In the manufacture of a screen suitable for use as a rear projection screen, a first layer (10) of a photopolymerisable monomer or oligomer which is tacky in its monomeric or oligomeric form and non-tacky in its polymerised form, is exposed to polymerisin... | 04/27/1999 |
| 5897829 | Apparatus for reducing fine iron ore A device for three-stage fluidized bed for reducing a fine iron ore in accordance with the present invention comprises: a first single-type fluidized bed furnace for drying/pre-heating a fine iron ore in a bubbling fluidized state; a first cyclone for col... | 04/27/1999 |
| 5897674 | Method for manufacturing coal agglomerates for use in direct iron smelting reducing furnace A method for manufacturing coal agglomerates for use in a direct smelting reducing furnace is disclosed, in which a fine coal is agglomerated at a high temperature in a simple manner, or anthracite or low free swelling coal having a low free swelling inde... | 04/27/1999 |
| 5897146 | Flexible pipe connector A flexible pipe connector including a first cylindrical member, a second cylindrical member to be inserted into the first cylindrical member, an annular restricting groove defined in an inner peripheral face of the first cylindrical member, an annular att... | 04/27/1999 |
| 5896907 | Rolling fire door including a door hold-open/release system A rolling fire door includes a door hold-open/release system that includes an electromagnet which is energized by a controller when the door is in the open position. The energized electromagnet magnetically attracts a bottom bar of the rolling door to sec... | 04/27/1999 |
| 5896816 | Rerailer apparatus Disclosed is a rerailer apparatus that can be installed in a rail car for rerailing the rail car if it derails. The rerailer includes two vertical lifting members which are suspended from the rail car and are connected to a foot. These lifting members are... | 04/27/1999 |
| 5895429 | Leg prosthesis with lockable knee joint The invention relates to a prosthesis comprising first and second prosthesis parts connected for mutual movement which are characterized by a locking element for locking respectively releasing the prosthesis parts relative to each other. The parts are pre... | 04/20/1999 |
| 5894905 | Driver restraint device for an industrial truck A driver restraint device for an industrial truck with a driver's seat has at least one restraining guard, for which an inoperative position and a restraining position are provided. During operation of the industrial truck, the restraining guard is in the... | 04/20/1999 |
| 5895666 | Device for remodelling a hollow object A device for expandingly remodelling a hollow object consisting of a body with a mouth opening and a bottom, for instance a metal can, a blown plastic, for instance PET, bottle or the like, includes: a mould comprising two mould parts, which mould parts a... | 04/20/1999 |
| 5895363 | Device for performing equilibrium exercises The invention relates to a device for performing equilibrium exercises which includes a fitting assembly for fitting the device to a part of the body, for instance the head, of a user and a position indicating assembly connected to the fitting assembly fo... | 04/20/1999 |
| 5893843 | Potentiometer-controlled fluid ejection device A potentiometer-controlled electromechanic system to eject fluids by squeezing flexible plastic containers. The system comprises an electromechanic driving set, including an electric motor-driven shaft with a worm gear engaged to rack gear sections of arm... | 04/13/1999 |
| 5891287 | Method for manufacturing a form-retaining foil laminate and foil laminate obtained therewith A method for manufacturing a foil laminate with a defined curvature is provided. The method includes providing an encapsulating device having a transporting assembly for carrying a carrier foil through the device, a first supply device for supplying to th... | 04/06/1999 |
| 5891285 | Process for manufacturing electroformed patterns A process for manufacturing electroformed patterns includes the following steps: forming electroformed closed line graphic patterns and an electroformed line surrounding said patterns (optionally together with an electroformed island) on a surface of a co... | 04/06/1999 |
| 5891241 | Synthesis of diamond single crystal from hydrogenated amorphous carbon Hydrogenated amorphous carbon mainly composed of sp3 structure is prepared by adding hydrogen to carbon or decomposing hydrogenated carbon gas, and then rapidly cooling the mixed or decomposed gas on a substrate. The hydrogenated amorphous carb... | 04/06/1999 |
| 5891653 | Method of suppressing graft rejection by means of stress proteins The present invention describes the application of specifically derived stress proteins in the modulation of certain specific immune responses in the human and animal body. This application under certain conditions may require the in vitro (out of body) t... | 04/06/1999 |