Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7343762 | Garage door locking system A garage door locking system includes a central elongated spindle having an inside end and an outside end. An outside locking member is positioned on the outside end of the spindle, and an inside locking member is positioned on the inside end of the spindle. An actu... | 03/18/2008 |
| 7090285 | Automotive door assembly A door assembly is provided having an ergonomic egress handle. The egress handle includes a door release lever that is pivotally connected to an automotive vehicle door about an axis that is generally perpendicular to the door for unlatching the door so that the doo... | 08/15/2006 |
| 6807833 | Unlocking device for a lever handle door lock An unlocking device for the lever handle door lock includes an inner lever, an outer lever, an inner mounting plate, an outer mounting plate, a spindle, an inner actuating rod and an outer actuating rod. The inner mounting plate and the outer mounting plate mount th... | 10/26/2004 |
| 6606889 | Pivot latch A lever latch, for releasably latching a door to a corresponding door frame, includes a housing having a handle pivotally mounted therein and rotatable between opened and closed positions. In the handle closed position, a bolt mounted to the handle engage... | 08/19/2003 |
| 6481253 | Door lock-and-handle assembly A door lock-and-handle assembly includes a housing receiving a latch bolt and a dead bolt, an escutcheon defining a recess and an engaging groove, a handle mounted on the escutcheon and having a driving member, a spindle coupled to the dead bolt and havin... | 11/19/2002 |
| 6470721 | Strength reinforcing structure of a lock outer handle A strength reinforcing structure of a lock outer handle includes a disk seat defining a first hole rotatably receiving a handle and a drive shaft tube. The handle has a drive plate rotated by a lock core to drive a lock snapping plate to move longitudinal... | 10/29/2002 |
| 6471262 | Device for locking a moveable part that is fitted onto a motor vehicle The invention relates to a device for locking a part (3; 21; 31) that is to be secured, arranged so that it can move on a motor vehicle, a securing part (11; 26; 36) engaging in a slot-shaped cavity (7; 28; 38) of the part (3; 21; 31) that is to be secure... | 10/29/2002 |
| 6131966 | Latch holdback mechanism for a mortise lock A holdback dog for a mortise lock including a holdback dog slidably mounted to a tab on the mortise lock locking link. The holdback dog is activated by first retracting the latchbolt using the inside handle and then unlocking the lock using either the key... | 10/17/2000 |
| 6122946 | Key controlled latch Latch assemblies are disclosed including a latch bolt mounted on a casing for relative movement between an extended latching position and a retracted release position, a first actuator operable from the inner side of the assembly to cause movement of the ... | 09/26/2000 |
| 4193620 | Door latch A door lock which includes inner and outer attachment plates for securement to a door carrying a latch operated by a rod from the exterior or the interior of an associated door, a locking slide movable toward and away from the rod which is held adjacent t... | 03/18/1980 |
