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 |
| 7399012 | Striker and striker system A striker locks two members by engagement with a groove of a hook, wherein the striker is fixed to one of the two members and the hook is rotatably fixed to the other of the two members. The striker includes a mounting plate portion fixed to the one of the two membe... | 07/15/2008 |
| 7360809 | Kick-in resistant door reinforcing assembly A kick-in resistant door reinforcing assembly consisting of a doorway hook having a laterally outwardly extending doorway engaging face; a jamb hook having a laterally inwardly extending jamb engaging face; and at least a first hook interconnecting flexible band spa... | 04/22/2008 |
| 7165793 | Door jamb security plate A reinforcing plate comprising an elongated portion adapted to be secured to a door jamb; a plurality of tabs perpendicular to the door jamb and adapted to be secured to one or more studs adjacent the door jamb; and an L-shaped connecting portion between each tab an... | 01/23/2007 |
| 7137387 | Oven lock with mechanical actuation of remotely located door switch An oven lock mechanism is disclosed having a latch mechanism driven by a motor between a latched position wherein the oven door is held in a closed position and an unlatched position wherein the oven door freely opens and closes. The motor is controlled by a switch ... | 11/21/2006 |
| 7097219 | Encapsulated striker assembly A striker assembly for latch engagement has a striker piece and a striker mount which encapsulates a portion of the striker piece to secure and mount the striker piece on a structure for engagement with a latch. In one embodiment, the striker mount is formed by a pa... | 08/29/2006 |
| 7097220 | G-force push-push latch The push-push latch of the present invention is attached to a storage compartment and allows the door of the compartment to move between an open position and a closed position. The latch will remain closed and in a locked position when the door is subjected to a for... | 08/29/2006 |
| 7040676 | Strike plate chamber for a dead bolt The present invention 10 discloses a dead bolt reinforcement plate comprised of a housing having a chamber 14 for receiving and encompassing the bolt of a dead bolt lock when the bolt is in the extended position having plates 12 extending theref... | 05/09/2006 |
| 7011348 | Adjustable door strike plate and assembly An adjustable strike plate assembly includes a door strike housing and an insert plate. The door strike housing includes a strike plate having an opening and walls depending from the strike plate to define a cavity. The insert plate is adapted to mount to at least o... | 03/14/2006 |
| 7000959 | Adjustable strike mounting system An adjustable strike mounting system having a cover plate, which can be mounted to an astragal having a housing, which has a longitudinal channel having retention guides, vertically slidable blocks, which have transverse slots, having horizontally slidable threaded ... | 02/21/2006 |
| 6966585 | Door lock device A door lock device includes a latch projecting from the side surface of the door, and a hook supported opposite to the latch in a doorjamb such that the hook can turn between a latch detaining position and a latch releasing position. A hook control member turns betw... | 11/22/2005 |
| 6901706 | Door hardware interconnected with overlying reinforcement plate A system for reinforcing door hardware used to associate a door with a door jamb. The door hardware includes a substantially flat body and a projection extending transversely to the body. The hardware is coupled to the jamb and the projection is at least partly over... | 06/07/2005 |
| 6851290 | Door lock assembly and locking system for hinged double-acting impact-traffic doors A lock assembly and locking systems adapted for use with hinged bidirectional hardened plastic doors is provided. The lock assembly comprises a moveable bolt arranged within a housing and a having a first perimeter; a strikeplate spaced apart from the housing and ha... | 02/08/2005 |
| 6834897 | Lock striker plate for attaching to a doorjamb A lock striker plate. A first portion attaches to a doorjamb, over a bolt-receiving blind bore therein. A second portion extends perpendicularly forwardly from the first portion, contacts, and extends forwardly past, a stop of the doorjamb, and blocks insertion of a... | 12/28/2004 |
| 4690445 | Security striker plate A security striker plate mounted with the rail of a door frame which includes a peripheral door stop and interior framing studs. The striker plate comprises a mount plate inset within the rail against an inner surface and secured thereto by a plurality fi... | 09/01/1987 |
| 4684158 | Device for retaining a door in open position This invention relates to a device for retaining a door in open position, comprising two toothed elements of resilient material, positively connected to the door post and the door leaf, respectively, and adapted to mesh with one another during the opening... | 08/04/1987 |
| 4453752 | Adapter assembly for deadbolt preparation An adapter assembly is used in combination with a door of the type having an elongated opening to receive a bolt extending from a lock which is mounted in a door coupled to the frame. The adapter assembly comprises an elongated strike plate, mounting mean... | 06/12/1984 |
| 4126343 | Door jamb strike plate mounting assembly A door jamb strike plate mounting assembly comprises a jamb member including a front section having a strike plate opening therein. Insert means are disposed rearwardly of the front section. Support means located rearwardly of and fixed with respect to th... | 11/21/1978 |
| 3937585 | Partially rotated fastener A partially rotated arrangement fastens parts together in nearly perfect alignment. The fasteners utilize semicircular rings which are rotated about the circular axis until each ring lies partly in each of two adjacent parts. The parts so joined together ... | 02/10/1976 |
