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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 |
| 7488013 | Foot bolt for a sliding door or similar A foot bolt (10) of a sideways movable sliding door or a similar element (1-3), includes a part locking the element in the base, such as a pin fitting in the hole in the base. The foot bolt also has a counterpart (9) in the next element m... | 02/10/2009 |
| 7370901 | Glove box assembly A glove box assembly for a vehicle includes a box member that is adapted to fit in an opening of the vehicle. The box member includes front and rear surfaces with the rear surface including a guide surface formed thereon. The box member also includes a recessed port... | 05/13/2008 |
| 7354080 | Lock mechanism for electronic device A lock mechanism configured to be disposed in an electronic device is provided, including a first lock element, a recovering element, a balancing element, and a second lock element. The first lock element has a lock portion and is disposed in a first body of the ele... | 04/08/2008 |
| 7350841 | Glove box assembly A glove box assembly for a vehicle includes a box member that is adapted to fit in an opening of the vehicle. The box member includes front and rear surfaces with the rear surface including a guide surface formed thereon. The box member includes at least one latch s... | 04/01/2008 |
| 7305800 | Storm barrier assembly An apparatus and assembly for retaining a substantially flat, protective panel within a frame such as a window frame. In one embodiment, the panel retention apparatus of the present invention includes a bracket member for fitting over an edge of the panel, such that... | 12/11/2007 |
| 7300276 | Safety control switch for an ignition device A safety control switch comprises a slide base movably mounted on the housing of a gas-fired ignition device, a push button positioned in a through hole of the slide base, a brake block fixed to the push button for inserting into a space between the slide base and t... | 11/27/2007 |
| 7261342 | Automatically locking window latch An automatic locking window latch including a housing for holding a handle with a fully integrated bolt for securing a window, and a catch for engaging the window to release the bolt to secure the window, as well as to hold the bolt open to open the window. The catc... | 08/28/2007 |
| 7179012 | Spring-opened lock with a plunger that moves perpendicular to a longitudinal axis of the spring A lock joins two bodies together. The first body has a first hole and the second body has a second hole, and the lock includes a rail on the first body adjacent to the first hole, two spaced-apart cradles movable on the rail, a spring between and attached to the two... | 02/20/2007 |
| 7172222 | Concealed spring marine gate latch A latch useable to secure a gate such as typically found on a pontoon boat includes a latch bolt slidably received within a barrel. A spring interposed between the bolt and the back end of the barrel maintains the bolt in an extended position protruding out the mout... | 02/06/2007 |
| 7111658 | Locking mechanism A locking mechanism (20) for locking a roller-tube (30) in its assembly (22), such as found in awning contraptions mounted on RV and other motor vehicles (34). A shaft (42) slides to-and-fro in its bore (44) extending betwee... | 09/26/2006 |
| 7066678 | Locking method and mechanism A locking method and device applicable to lock a linearly retractable device includes a locking plate in a first direction and a second direction perpendicular to each other. In the first direction, the locking plate is movable in a release position and a safety pos... | 06/27/2006 |
| 7044509 | Closure latch assembly An elongated latch bar is slidably carried in a passageway through a bolt housing and is extendable into an aligned passageway of a keeper. The extended end of the latch bar carries a transverse cavity for receiving a cross-latch. The keeper carries the cross-latch ... | 05/16/2006 |
| 7017304 | Panel assembly for a motor vehicle A panel assembly for a motor vehicle provides the ability to securely control the size of an opening defined by the panel assembly. The panel assembly thus provides a theft deterrent by making it more difficult to get through a partially open window. The panel assem... | 03/28/2006 |
| 7010945 | Double-lockable baggage case A double-lockable baggage case including two baggage shells which are pivotally connected with each other along one side and mated with each other to form the baggage case. A main lock device is mounted on one of the baggage shells and includes at least one displace... | 03/14/2006 |
| 6994015 | Apparatus for preparing coffee An apparatus for preparing coffee includes a holder provided with an access opening for placing a pouch filled with a product to be extracted into the holder; a cover for closing and releasing the access opening; a clamping arrangement for pressing the holder and co... | 02/07/2006 |
| 6957836 | Lock assembly A lock assembly having a housing containing a push rod movable along its longitudinal axis between a locked position where the push rod is extended outwardly of the housing and a retracted, unlocked position. A movable latch moves radially to engage with the push ro... | 10/25/2005 |
| 6851287 | Lock having a quick unlocking function A lock includes a quick unlocking device and a secondary locking device. Thus, when the inner handle is rotated, the latch bolt and the dead bolt are unlocked synchronously by operation of the quick unlocking device, so that the door plate can be opened rapidly, the... | 02/08/2005 |
| 6588809 | Push-to-release cabinet door latch A latching device which comprises a cabinet door catch member and a cabinet probe member that is adapted to engage the catch member. The probe member includes a floating shaft that is disposed axially in a housing, and which includes a projection that is ... | 07/08/2003 |
| 6019401 | Lock for sliding closure In a lock for sliding closures a covering plate forms an integral part of a sliding assembly. Fixing members include arrangements to receive complementary arrangements of the covering plate and to cooperate with the latter to guide the moving assembly whe... | 02/01/2000 |
| 5921117 | Mailbox locking device A locking receptacle and a locking device for securing a mailbox, package delivery box, or other receptacle requiring a single opening of the receptacle door for a mailperson or package delivery person to insert a package being delivered and upon subseque... | 07/13/1999 |
| 5832756 | Lock set for swinging industrial door A lockset for paired swinging industrial doors is provided with adjustable mounting to enlarged two inch chain apertures in the doors. The lockset includes a keyset side having a key actuated male vertical bolt for fitting to one door, and a female bolt r... | 11/10/1998 |
| 4968072 | Bolt lock A bolt lock for locking a sliding member having an aperture therein to a stationary member having an aperture therein includes a body adapted for mounting to the sliding member and the body including a guide in registry with the aperture of the sliding me... | 11/06/1990 |
| 4944169 | Closure lock A closure lock for a folding door having top and bottom locking bars in the tubular post at the leading end of the door. The locking bars are normally biased to an unlocked position within the door. The bars can be manually moved to project from the ends ... | 07/31/1990 |
| 4819466 | Closure mechanism for a case A case comprises a pair of sections, one of which carries a hasp and the other of which carries a closure mechanism. The closure mechanism includes a hasp-receiving zone for receiving the hasp in a first direction, and a closure element for engaging and r... | 04/11/1989 |
| 4792167 | Releasable bolt devices for securing doors A releasable bolt device 1 for securing an emergency exit door 2 comprises a support structure 3 of box-like form, a bolt member 4 slidably mounted on the structure 3 for movement relative thereto, a compression spring 5 for urging the bolt member 4 away ... | 12/20/1988 |
| 4759575 | Sliding door lock assembly A lock assembly for a sliding closure has a bolt movable into and out of the path of the closure by a movable plate. A cam surface on the plate retracts the bolt from the path of the closure. A first spring moves the bolt into the path of the closure as t... | 07/26/1988 |
| 4694669 | Door lock structure A door lock structure for securement in a longitudinal cavity disposed in a door vertical free edge portion or folding door edge post, or the like. The door lock structure comprises an elongated locking rod supportingly guided in the longitudinal cavity. ... | 09/22/1987 |
| 4648638 | Sliding door lock assembly A lock assembly for a sliding closure has a bolt movable into and out of the path of the closure by a movable plate. A cam surface on the plate retracts the bolt from the path of the closure. A first spring moves the bolt into the path of the closure as t... | 03/10/1987 |
| 4565078 | Lock assembly A locking assembly for a gate locking system comprises a gate movable within opposed channeled guide tracks with one track and gate having aligned apertures. The lock assembly is mounted on the track over the aligned apertures and has a locking bolt slida... | 01/21/1986 |
| 4413489 | Furniture lock A lock for furniture or similar articles with a flexible tamboured cover which traverses a track. Upon actuation of the lock, the pin is shifted within the track and prevents movement of the cover therein.... | 11/08/1983 |
| 4179143 | Fixed latch lock A fixed latch lock structure including a housing, at the rear and the front of which is symmetrically located a hole at each end with a movable shaft latch passing through. The shaft latch can be latched forward in a fixed hole in a fixed stand manually a... | 12/18/1979 |
| 4157197 | Automatic bolt mechanism An automatic latch bolt mechanism for a door. A spring loaded rod structure stores energy upon closing the door and the mechanism automatically draws the bolt upon being triggered by a simple act such as pushing a button.... | 06/05/1979 |
| 4130307 | Pin latch and safety lock therefor A safety lock for pin latches of the type including a manually engageable drive plate rotatable approximately 180° and connected through a linkage to a pin latch for reciprocal movement of the pin latch between a retracted disengaged position and an exte... | 12/19/1978 |
| 4070048 | Releasable window guard A protective guard for ground floor windows of a dwelling or other building is disclosed herein having a barred grill or grid network releasably secured to the exterior edge marginal region of a window frame. The releasable securement includes a bolt exte... | 01/24/1978 |
| 3955838 | Door lock A door latch mechanism which is actuated by pushing or pulling on a handle in order to disengage the latch bolt mechanism from a strike, thereby avoiding the necessity of having to rotate a knob or handle. The door latch mechanism according to the subject... | 05/11/1976 |
