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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7360409 | Device for detecting the amount of splash water to which a brake pad is subjected on a wet roadway A device for detecting the amount of splash water to which a brake pad is subjected on a wet roadway. The device includes a test brake pad. whose friction lining is hygroscopically designed so that it can absorb at least 5%. preferably at least 10% water. In a test ... | 04/22/2008 |
| 7331300 | Quilt patch braided rugs and method for making the same Embodiments include a floor covering comprising one or more patches, wherein each patch comprises one or more braids of jute-like fibers. In one aspect, at least one of the braids is wrapped around itself to form a first patch. In another aspect, the first patch is ... | 02/19/2008 |
| 7294417 | Metal oxide nanostructures with hierarchical morphology The present invention relates generally to metal oxide materials with varied symmetrical nanostructure morphologies. In particular, the present invention provides metal oxide materials comprising one or more metallic oxides with three-dimensionally ordered nanostruc... | 11/13/2007 |
| 7225904 | Reinforced brake lining and method of producing A method of producing a brake lining assembly having a wear surface with increased wear characteristics comprises the steps of winding a metal strip, placing the wound metal strip into a brake lining cup, filling the brake lining cup with a brake lining material of ... | 06/05/2007 |
| 7172075 | Defect free composite membranes, method for producing said membranes and use of the same A defect free semipermeable composite membrane having outstanding integrity and high water permeability is provided. Said composite membrane comprises an inside support layer to provide sufficient mechanical strength, an outside barrier layer to provide selective se... | 02/06/2007 |
| 7165682 | Defect free composite membranes, method for producing said membranes and use of the same A defect free semipermeable composite membrane having excellent integrity and high water permeability is provided. Said composite membrane comprises an inside support layer to provide sufficient mechanical strength; an outside barrier layer to provide selective sepa... | 01/23/2007 |
| 7147756 | Unique fabric structure for industrial fabrics An industrial process fabric and a method for manufacturing such a fabric. The fabric is made of material and is endless, or made endless with a seam, in the machine direction of a machine on which it is used. The fabric comprises at least one layer composed of a sp... | 12/12/2006 |
| 7114319 | Unidirectional long fiber three dimensional fiber structure produced by short fiber intertwining and production method thereof A unidirectional three dimensional fiber structure is provided which does not require weaving, displays a high level of interlayer strength and does not suffer from cracking, and which can also be easily produced with any arbitrary cross-section. A unidirectional th... | 10/03/2006 |
| 7104377 | Clutch for transmission of power The present invention relates to a clutch for transmission power. The clutch for transmission power according to the present invention includes flywheel, clutch cover and clutch disk assembly positioning between the flywheel and the clutch cover; moreover, the clutc... | 09/12/2006 |
| 7081273 | Method for producing defect free composite membranes A defect free semipermeable composite membrane having excellent integrity and high water permeability is provided. Said composite membrane comprises an inside support layer to provide sufficient mechanical strength; an outside barrier layer to provide selective sepa... | 07/25/2006 |
| 7071258 | Nano-scaled graphene plates A nano-scaled graphene plate material and a process for producing this material. The material comprises a sheet of graphite plane or a multiplicity of sheets of graphite plane. The graphite plane is composed of a two-dimensional hexagonal lattice of carbon atoms and... | 07/04/2006 |
| 6972141 | Removable adhesive tape laminate and separable fastener An adhesive tape construction is removable from one or more objects to which it is adhered and which is reusably separable within its construction so that an object can be separated from another and subsequently reconnected with one another. The adhesive tape constr... | 12/06/2005 |
| 6959784 | Torso harness A torso harness for reducing injury from a fall from a utility pole. The torso harness has a segment of elastic cordage having a first end and a second end. The torso harness also has means for securing the first end to a support device in the utility pole and means... | 11/01/2005 |
| 6916550 | Method of manufacturing a metal matrix composite structure A method for mechanically cutting a continuous circular shaped groove in a foil sheet for use in a metal matrix composite product. In one form the foil sheet is held adjacent a rotating machine tool by vacuum and a cutting tool is moved relative thereto to cut a spi... | 07/12/2005 |
| 6863943 | Semiconducting oxide nanostructures Briefly described, new types of nanostructures and methods of fabrication thereof are disclosed. A representative nanostructure includes a free-standing, helical semiconductor oxide nanostructure. The free-standing, helical semiconductor oxide nanostructure includes... | 03/08/2005 |
| 6851643 | Spirally wound tube with enhanced inner diameter stiffness, and method of making same Wide ply gaps are intentionally introduced into one or more plies in a radially intermediate zone of the wall of a spirally wound tube. Each ply having wide ply gaps is narrower than the width that would ordinarily be employed at a given spiral winding angle to achi... | 02/08/2005 |
| 6815026 | Helically-wound duct A duct formed from at least one helically wound strip of flexible material and at least one stiffening element. Stiffening element has a ratio of radial height to axial length of greater than 1.0. The stiffening element may be substantially planar. ... | 11/09/2004 |
| 6787989 | Substrate with transparent conductive film and organic electroluminescence device using the same A substrate with a transparent condcutive film is provided, which has a high work function and an excellent surface smoothness as well as a reduced specific resistance to thereby ensure a reduced power consumption and enhanced display quality. An ITO film 2 i... | 09/07/2004 |
| 6740607 | Substrate with stretch and heat sealing properties to make a multidirectional restraint module design The invention is directed to coating a plurality of polyurethane films onto a stretchable knit fabric substrate and heat sealing such substrates together to yield an air curtain or air bag having improved air-holding properties. ... | 05/25/2004 |
| 6703091 | Structural lining system for pipes and method for applying same A structural lining system and a method of applying the system to the interior surface of a pipe. First, a layer of adhesive is sprayed onto the interior surface of a previously cleaned pipe. Next, strips of previously coiled unidirectional carbon fiber m... | 03/09/2004 |
| 6699548 | Thin-walled cylinder made from fibre-reinforced plastics material A thin-walled hollow cylinder is made from fiber-reinforced plastics material, the cylinder wall of which is composed of at least one layer having fibers with at least one oriented direction of the fibers, and the total wall thickness dtot lyin... | 03/02/2004 |
| 6676842 | Method for preventing the clogging of a drainage system The present invention provides a method and device for preventing the formation of deposits in a drainage system (100). The device (10) includes a container (12, 212), connected by a flexible cord (20) to a stopper (22). An antimicrobial composition (24) ... | 01/13/2004 |
| 6660359 | Fiber mat A fiber mat is configured such that the fibers 2 of an intermediate layer arranged between two adjacent layers touch the fibers of one of the layers at positions situated at a distance from the contact points with the fibers of the other layer. The positi... | 12/09/2003 |
| 6565713 | Laminated structure for paper machine press fabric and method making A press fabric is manufactured by spirally winding a strip in a plurality of non-overlapping abutting turns, and by joining each turn of the strip to that previously wound. The strip is itself a laminated structure having at least two layers attached to o... | 05/20/2003 |
| 6541086 | Easily tearable packing films A first embodiment of the packing film is a four-layered laminate film in which the following films are laminated in that order: a first oriented plastic film formed as an outer surface layer and provided with a first coarse surface portion, an aluminum f... | 04/01/2003 |
| 6436328 | Method for forming an absorbent structure A method for forming an absorbent article having an absorbent pad assembly with an outer fluid-contacting surface including discrete portions of different absorbency is provided. At least first and second absorbent pad materials are helically wound adjace... | 08/20/2002 |
| 6365257 | Chordal preforms for fiber-reinforced articles and method for the production thereof The present invention relates to the fabrication of thick, three-dimensional preforms comprising fibers disposed as chords of a circle, and to composites comprising such structures embedded in a matrix material such as a thermoset resin, ceramic, metal or... | 04/02/2002 |
| 6358586 | Packaging strap coil and method for producing the same, packaging strap coil unit and packaging machine equipped with strap coil reel The present invention relates to: a packaging strap coil and its production method, wherein the innermost strap end is securely fixed to prevent un-winding thereof and the strap can be smoothly drawn out to the innermost end for strap-packaging of an item... | 03/19/2002 |
| 6327089 | Laminated transparent structure for reflective display A laminated transparent structure for a reflective display which is used, for example, as a head-up display of an automotive vehicle. The laminated transparent structure comprises a glass plate. A transparent layer is bonded to the glass plate. An optical... | 12/04/2001 |
| 6257410 | Dispensable products having end-wise indicia A spiral wound product having indicia thereon. The indicia are disposed on the ends of the product, resulting in less ink usage while providing a functional benefit or an aesthetically-pleasing pattern which can last for the life of the product. Optionall... | 07/10/2001 |
| 6036139 | Differential ply core for core wound paper products A two-ply core for core wound paper products. The inner ply of the core has more resistance to compression than the outer ply. The outer ply may have more resistance to tension than the inner ply. The two-ply core is suitable for use with core-wound paper... | 03/14/2000 |
| 5985774 | Rug including a scented filament incorporated therin and method therefor A scented rug has a plurality of formed textile length portions disposed side-by-side with adjacent length portions secured together to form the rug. At least one of the length portions includes a scented strand extending lengthwise therein. The length po... | 11/16/1999 |
| 5865396 | Core for core wound paper products having preferred seam construction A core for core wound paper products. The core is made by wrapping dual plies in a spiral pattern and adhering the plies together. The edge of one ply overlaps the ply gap of the other ply, preventing a single ply thickness from occurring anywhere on the ... | 02/02/1999 |
| 5840390 | FRM disc preform and manufacturing method thereof An FRM disc preform for manufacturing an FRM disc used as compressor rotors f aircraft engines. The FRM disc preform (1) of the present invention includes a reinforcing fiber (2) wound in a spiral shape with flat faces and a spray coating (7) of a matrix m... | 11/24/1998 |
| 5837349 | Method and apparatus for producing oriented plastic strap, and strap produced thereby An apparatus and method for producing an oriented plastic strap having a predetermined desired thickness and flatness characteristics for use in connection with the strapping of packages or the like, is disclosed. A sheet workpiece is conducted into a nip... | 11/17/1998 |
| 5800886 | Elastic sleeve support The support is designed to keep in expanded condition an elastic covering sleeve for elongated cylindrical elements such as electric cable joints and the like. The support comprises a tape wound spirally in side-by-side turns so as to take on a cylindrica... | 09/01/1998 |
| 5714225 | Skin plate product The skin plate product according to the invention is an adhesive, flat skin plate product for use as a semi-manufacture in the production of dressings, skin and wound care devices, fastening means for dressings, ostomy equipment, wound drains and catheter... | 02/03/1998 |
| 5702795 | Spirally woven fabric, and prepreg and rotary body each using said spirally woven fabric therein A spirally woven fabric as well as a prepreg and a rotary body each using the fabric therein is adapted for use as materials for high-speed rotary bodies such as flywheels for electric power storage. The fabric composed of interwoven warps and wefts is su... | 12/30/1997 |
| 5671897 | Core for core wound paper products having preferred seam construction A core for core wound paper products. The core is made by wrapping dual plies in a spiral pattern and adhering the plies together. The edge of one ply overlaps the ply gap of the other ply, preventing a single ply thickness from occurring anywhere on the ... | 09/30/1997 |
| 5618603 | Fiber reinforcement mat for composite structures A fiber reinforcing mat is used proximate a through hole in an automotive structural element in order to reinforce the element in the area approximate the through hole. The fiber reinforcing mat is comprised of a warp having a plurality of radially extend... | 04/08/1997 |
