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 |
| 7699568 | Screw attachment, fastening assembly having screw attachment, and process of releasing fastening assembly A screw attachment (10, 10′, 10″) disposed around a fastening piece (17) secured to a main fastening body (25a), the screw attachment sandwiched between a head (17b) of the fastening piece and a securing object (22 | 04/20/2010 |
| 7422403 | Non-explosive releasable coupling device A device and method for holding or clamping components together, and with the clamping being selectively loosened to permit the components to move through a predetermined distance without being fully released. A bolt has its head end attached to one component and it... | 09/09/2008 |
| 7309199 | Sprue dowel A sprue dowel has a radially projecting embeddable portion (12) and an attachment portion (21) formed as a hollow cylindrical shaft (24) provided with a plurality of spaced from each other, furrowed retaining projections (26, 27) formed o... | 12/18/2007 |
| 7303184 | Isolator mount for shock and vibration mitigation A passive isolator mount capable of dissipating shocks and vibrations as either heat or magnetic energy is presented. The passive isolator includes a pair of L-shaped or C-shaped brackets capable of withstanding repeated deflections and strains, energy dissipating l... | 12/04/2007 |
| 7210884 | Fastening component and appliance There is provided a fastening component and an appliance having a fastening structure, in which the appliance can be readily disassembled without detaching the fastening component from a structural body. The fastening component is constituted of a head disposed at a... | 05/01/2007 |
| 7208013 | Composite surgical devices Surgical devices such as implants or suture fastenings are assembled from a plurality of discrete components, one of which components includes a heat bondable plastic material for bonding the components together. At least two components are bonded to each other by t... | 04/24/2007 |
| 7198465 | Fastening arrangement for a split casing A casing of a hydraulic machine such as a gas turbine is formed as a horizontally split type flangeless casing. The flangeless casing consists of an upper casing and a lower casing joined together at joint faces and fastened by fastening bolts. The fastening bolt ha... | 04/03/2007 |
| 7163366 | Screw with two types of threads A screw includes a first thread on the shank and located close to the point of the shank, and a second thread which is connected to the first thread and extends toward the head of the screw. Each of the first and second threads includes an upper flank and a lower fl... | 01/16/2007 |
| 7018153 | Plastic nut to be fitted to a component The invention relates to a plastic nut to be fitted to a component having an aperture, which, with a nut piece serving to hold a screw, can be plugged into the aperture and which, in order to bear on one side of the component, is provided with a flange which has a t... | 03/28/2006 |
| 6926483 | Joining assembly for joining a pair of structural members A joining assembly for joining a pair of structural members, comprises a bolt having a thread and a nut-like blind rivet adapted to be inserted into mounting holes of the structural members and to be threadingly engaged to each other. One of the mounting holes is ma... | 08/09/2005 |
| 6669428 | Locating door hinge washer device for hinge assembly The bonding of steel locating hinge washers to a hinge assembly to facilitate doors-off/door-on processing through an automotive trim shop. The adhesive bonding system cures during the cathodic electro-cost primer bake cycle. The adhesive maintains an int... | 12/30/2003 |
| 6126371 | Shape memory metal alloy preload attenuation device The device includes an inverted first cup shaped member having a center portion with an aperture therethrough and further having a side wall. A second cup shaped member includes a center portion with and aperture therethrough and a side wall in slidable e... | 10/03/2000 |
| 5795118 | Tacking device A tacking device for tacking a first member to a second member comprises a tacking member having a fusible plate and a pin having a bulged tip and projecting from the lower surface of the fusible plate; and a retaining member having a substantially cylind... | 08/18/1998 |
| 5636953 | Roof rail attachment assembly A fastener assembly for mounting to a panel to allow connection of associated structures thereto comprises a fastener receiving and retaining member formed of plastic and including an elongated sleeve-like body having a head end and a terminal end with a ... | 06/10/1997 |
| 5452977 | Fastener system A fastening system includes a fastener having a threaded shank and a head, the head having upper and lower surfaces and depending integrally from the lower surface of the head, the lower surface including a channel concentric relative to the shank. The sh... | 09/26/1995 |
| 5391031 | Method and insert for connecting components to plastic members Disclosed is an insert comprising a tubular plastic body having a hollow, axially extending threaded interior, and a plurality of interlocking portions preferably in the form of integrally formed plastic protrusions extending outward from the plastic body... | 02/21/1995 |
| 5152650 | Electrically conductive synthetic resin bolt A tightening member molded from hard synthetic resin containing carbon fiber developed from hyperfine particles of a high-melting metal and/or a compound of the high-melting metal by use of vapor phase system for thermally decomposing hydrocarbon. The tig... | 10/06/1992 |
| 5133630 | Fastener for thermoplastics A thread-forming fastener and method of installation thereof are provided for use with a workpiece constructed of a thermoplastic material. The fastener includes a threaded shank having a thread of desired form and a driver head portion. A metallic coatin... | 07/28/1992 |
| 4822224 | Harness retainer stud The present invention relates to a wire harness retainer stud adhesively bonded to an automobile body panel. This stud is used to mount a wire harness to automobile body panels. The stud contains a contact adhesive and an uncured adhesive. The contact adh... | 04/18/1989 |