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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 |
| 7441430 | Device for opening a locked door or drawer A device for opening a locked door or drawer, which device comprises; a) means for facilitating the insertion of a key into a lock; and b) means for rotating said key when inserted. ... | 10/28/2008 |
| 7347071 | Vehicle provided with key cylinder device equipped with handle lock mechanism To provide a key cylinder device equipped with a handle lock mechanism which can maintain a handle lock mechanism of a key cylinder unit with a shutter to provide an improved assembleability of the key cylinder device. The bolts for fixing a shutter housing are atta... | 03/25/2008 |
| 7316136 | Bevelled keyway and double lock system for handcuff The handcuff assembly includes a bow pivotally connected to a cheek plate frame assembly which includes a unitized frame that is die stamped from a single metal plate and which is overmolded with a polymer overmold. The unitized frame has interlocking tabs on folded... | 01/08/2008 |
| 7287882 | Shining lock structure A lock includes a main body, a shining device, and a switch; the main body has a holding portion on one side thereof, which is formed with a through hole; the shining device is held in the holding portion of the main body, and it includes a power source, and a light... | 10/30/2007 |
| 7260965 | Locking device A locking device, which mounts a user key (the first key) and a manager key (the second key) separatedly, places a first lock and a second lock unitedly in an outer cylinder. The first lock is opened or rotated by the first key. After the first lock is open, the fir... | 08/28/2007 |
| 7205492 | Push button actuator A push button actuator unit has a housing which defines a through passage that extends along an axis of the housing, and a slot that extends in a plane which transversely intersects the axis and communicates with the passage for supporting in the housing-defined slo... | 04/17/2007 |
| 7146834 | Device for opening a locked door or drawer A device for opening a locked door or drawer, which device comprises; a) means for facilitating the insertion of a key into a lock; and b) means for rotating said key when inserted. ... | 12/12/2006 |
| 7126066 | Push button actuator A push button actuator unit has a housing which defines a through passage that extends along an axis of the housing, and a slot that extends in a plane which transversely intersects the axis and communicates with the passage for supporting in the housing-defined slo... | 10/24/2006 |
| 7084766 | Article surveillance tag having a metal clip An electronic article surveillance (EAS) tag 20 having a metal attaching member 34 located therein and adapted to securely and releasably receive a shaft 52 of a pin therein, whereby a predetermined arcuate probe is inserted through an opening a... | 08/01/2006 |
| 7043949 | Child proof key for barrel-housed gun lock A Child Proof Key for Barrel-housed Gun Lock is disclosed. Also disclosed object of the present invention to provide a Child Proof Key for Barrel-housed Gun Lock. The lock includes a handle defined by a slot formed along its length for acceptance of the shaft. The s... | 05/16/2006 |
| 6966586 | Fitting The invention relates to fittings (1, 21) for the fixing and/or locking arrangement of a glass element (45) on at least one adjacent glass element, whereby the fittings (1, 21) are composed of fitting halves (2, 3, 22, 23, 26, 27) each co... | 11/22/2005 |
| 6940493 | Socializing remote communication Remote, non-verbal interpersonal communication is facilitated between communication stations located remotely from each other. A first communication station registers proximity of a user thereto and communicates to a second communication station a signal indicative ... | 09/06/2005 |
| 6932486 | Mortise lock with lighted trim plate sign A standard mortise latch lock escutcheon or trim plate having an aperture for housing an electroluminescent strip captured within a two-piece lens structure. A dc or ac external power supply converter is used in conjunction with the existing grid power. The converte... | 08/23/2005 |
| 6758073 | Lock assembly A lock assembly includes a lock cylinder, for actuating a latch assembly, including a lock sleeve, first and second lock rotors, having first and second keyways respectively, rototably fitted in the lock sleeve, and a plurality of tumblers for locking up the first a... | 07/06/2004 |
| 6622537 | Deadbolt with LED and wiring harness A lighted deadbolt according to the present invention includes a lock cylinder and a cylinder guard, a light assembly including a light source, a wiring harness including a plurality of wires electrically connected to the light source, and an annular adap... | 09/23/2003 |
| 6532781 | Built-in safety device and key for a safety lock The invention relates to a built-in safety device comprising a housing (3) and a rotor (4) mounted therein. Tumblers (8) are mounted in the housing (3) and in the rotor (4). The maximal length (A) of the built-in safety device (1) is approximately 40 mm, ... | 03/18/2003 |
| 6386006 | Rotation restricted barrel lock and key A rotation restricted barrel lock and key includes a rotationally actuated barrel lock and a key for opening the lock. The key comprises a lock engaging portion rigidly attached to a handle, and a sleeve rotatably mounted on the handle shaft. The sleeve m... | 05/14/2002 |
| 6370929 | Apparatus for insertion of a key therein An apparatus for insertion of a key therein substantially prevents foreign matter from entering into a key insertion hole, and even if foreign matter does enter into the key insertion hole, discharges the foreign matter therefrom. A shutter is provided wi... | 04/16/2002 |
| 6132058 | Illuminating casing for receiving a handle of a key An illuminating casing for receiving a handle of a key includes a lower shell and an upper shell wherein a top extends laterally from the peripheral wall of the lower shell so as to define a chamber for receiving the handle. A light is disposed beside the... | 10/17/2000 |
| 6067825 | Spare wheel lock construction A vehicle spare wheel lock construction including a lock body having a funnel guide mounted on one end thereof and a multi-fingered spring-type retaining washer mounted on the other end thereof for biting engagement with the internal surface of a handle r... | 05/30/2000 |
| 6032983 | Emergency color and tactile coded identification plate An emergency color and tactile coded identification plate comprising a face plate, a clear tamper resistant plastic center, and a back plate is used to control access to and from locations within and around a secured facility. The face plate has configure... | 03/07/2000 |
| 5996383 | Lockset with motion detection and ambient light sensors An electronic module which is located between the plug cover and the front flange of the cylinder body has light and motion sensors that look out through holes in the cover. Whenever it is dark and a person approaches the lockset a light will be turned on... | 12/07/1999 |
| 5937681 | Lighted magnifying key chain A key chain with magnifying glass is provided including a housing having a key ring mounted thereon. Also included is a magnifying glass situated on the housing.... | 08/17/1999 |
| 5730013 | Key structure with illumination function A key structure with illumination function including a grip housing composed of a first and a second casing, a key plate enclosed in the grip housing and having a key head extending out of the grip housing, a cell disposed beside the key plate and a light... | 03/24/1998 |
| 5713230 | Gearshift-stick locking assembly with fluorescent shackle-positioning rubber frame A gearshift-stick locking assembly includes a padlock body, an annular fluorescent seat and a shackle. The seat is shaped as a rectangular frame and is made of a rubber containing a fluorescent material. The padlock body has a top surface and a mushroom-s... | 02/03/1998 |
| 5706681 | Antitheft locking device for a vehicle An antitheft locking device has a steering wheel engaging member (30) with an end wall (32) covering the steering wheel (12) over its part that includes at least two ribs (16, 18), a peripheral wall (33) extending over at least a part of the outer periphe... | 01/13/1998 |
| 5682778 | Lead-in device for aiding the installation of rim-type lock cylinders A lead-in device is used during installation of a rim-type lock cylinder having a tailpiece in an exit mechanism including a cam having a tailpiece receiving aperture. The lead-in device includes a converging tunnel having an exit aperture sized to match ... | 11/04/1997 |
| 5611226 | Lockset A lock assembly including a locking cylinder having a keyhole into which a key can be inserted, a lighting system for dispersing light energy in the area of the keyhole, including an L.E.D. light source, and a battery operated circuit for repeatedly opera... | 03/18/1997 |
| 5477713 | Key orientation system A key guide for aligning an inserted key with a keyhole includes a guide body having a guide surface that spirals from an insertion opening of the guide body to the keyhole. The spiraling surface induces rotation of the inserted key until the flat blade o... | 12/26/1995 |
| 5402660 | Axial tumbler cylinder lock and key A cylinder lock having a key insertion hole or clearance formed between a casing and a key guide member. A key for the cylinder lock is provided with a thin cylindrical member which is to be inserted into the annular key insertion hole when the key is ins... | 04/04/1995 |
| 5309741 | Padlock with key indicator A padlock having a body, a U-shaped keeper at one end of the body, and a key receptor at the opposite end of the body, the body containing a row of pieces to be engaged by key teeth comprising an indicator device on the body; the device having a location ... | 05/10/1994 |
| 5303567 | Padlock with key indicator A padlock having a body, a U-shaped keeper at one end of the body, and a key receptor at the opposite end of the body, the body containing a row of pieces to be engaged by key teeth comprising an indicator device on the body; the device having a location ... | 04/19/1994 |
| 5109686 | Keyhole guide for locks and method of using the same A key-operated lock as is used in automobile doors and home doors, which device preferably comprising a base with a slot shaped cover secured aboout the lock. This base having a hinged cover and characterized by a slot shaped opening which fits about the ... | 05/05/1992 |
| 5079935 | Trapped key lock mechanism A lock operable by a key between a locked condition and an open condition, the lock having a fastener for releasably securing the lock to an object, the fastener being movable between a retracted position wherein the lock is in the open condition and an e... | 01/14/1992 |
| 5055823 | Portable anti-theft alarm and locking device for vehicles A portable bar attaches tangentially and locks to a vehicle steering wheel, preferably at the uppermost section of the rim, and extends to where it is fully visible from outside of the vehicle. The bar is a holllow tube in which a pair of clamping members... | 10/08/1991 |
| 4910983 | Key turning and starter switch assistance device A device for assisting the crippled hand to turn a key in an automobile starter switch lock has an elongated member that firmly grips opposite faces of the key head and has longitudinal portions which rigidly extend the moment arm for application of turni... | 03/27/1990 |
| 4875352 | Construction keying The invention comprises a two part key which replaces a conventional key in a conventional lock cylinder for purpose of temporary use wherein one of the parts is a plastic or similar material insert which replaces a portion of the conventional key and a s... | 10/24/1989 |
| 4821542 | Key positioning apparatus An apparatus for positioning a key at the keyhole of a lock. The apparatus includes a hollow, funnel-shaped element having a wide end and a narrow end. The wide end defines a wide opening which is sufficiently large, and the funnel-shaped element is suffi... | 04/18/1989 |
| 4770014 | Lock A lock has an outer casing and a lock cylinder rotatably mounted therein and having a coaxial keyway of round cross section plus several rows of radial bores to accommodate the tumblers and their springs, and also has a key which has notches on its outsid... | 09/13/1988 |
| 4697444 | Security device for trailer A security device is disclosed which mounts to a king pin of a trailer to prevent unauthorized coupling of the trailer to a tractor. The security device includes a locking device which functions as a deadbolt. Within the locking device are contained a key... | 10/06/1987 |
