Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7618067 | Welded drain spout A plumbing fitting that is formed so as to be capable of a quick connection to a plastic drainage pipe. The plumbing fitting can be attached to the drainage system with the final plumbing construction and avoids the need for a plumber to make any separate trips to t... | 11/17/2009 |
| 7353882 | Horizontal sidewall fire protection sprinklers A horizontal sidewall fire protection sprinkler is provided, including a deflector having a vertical face, transverse to the fluid flow from the output orifice, and a horizontal shelf positioned above and perpendicular to the vertical face. A portion of the horizont... | 04/08/2008 |
| 7350825 | Wall-mounted elbow duct A wall-mounted elbow duct and particularly to a wall-mounted elbow duct to connect a wall-mounted water discharge pipe to a hand-held shower head mainly includes an elbow duct which houses a reverse checking mechanism and a coupler and a coupling cap. By means of th... | 04/01/2008 |
| 7273189 | Protective cover for frangible bulb A cover mountable on a support frame for protecting a frangible item mounted within the frame is disclosed. The cover has first and second cover portions engaging the frame on opposite sides of the item. A hinge connects first ends of the covers together and a relea... | 09/25/2007 |
| 7197777 | Collar for a water pipe supply A flexible, plastic collar for sealing the space between a water supply line or pipe and a wall aperture, the collar including an annular, generally conical surface, a convex front face, a concave rear face, a centered opening provided with a sleeve for receiving an... | 04/03/2007 |
| 7140646 | Shield for wall penetration of flexible tubing A shield designed to be installed in exterior frame walls of buildings for the penetration of flexible tubing, cabling, or wiring. Comprised of a round, rectangular or square sleeve attached to mounting plate(s) or angle(s). The mounting plates or angles have holes ... | 11/28/2006 |
| 7055863 | Containment device and method for hose bibs and the like A hose bib containment device having a back portion, middle portion, and a front portion. The back portion can be secured to an exterior wall of a building, and mortar and bricks can be installed around the front portion side and at least part of the middle portion.... | 06/06/2006 |
| 7055614 | Torque plate for sprinkler head A torque plate for use with a sprinkler head in a fire suppression system is disclosed. The torque plate has a base from which one or more fingers project transversely. The torque plate is mounted on the sprinkler head. A protective cover surrounds the sprinkler hea... | 06/06/2006 |
| 6997484 | Pump discharge conduit system A pump discharge conduit system for allowing discharge from a pump to be discharged out of the structure. The pump discharge conduit system includes an output conduit being designed for extending through the wall of the structure. The output conduit comprises an inl... | 02/14/2006 |
| 6726161 | Shower arm support A shower arm support for supporting the shower arm that projects outwardly through a shower stall wall from the water supply system that extends such support to the water supply system behind the shower stall wall. The apparatus includes a base sleeve that inwardly ... | 04/27/2004 |
| 6536809 | Pivoting sleeve assembly A pivoting sleeve assembly for aligning a fluid delivery device perpendicular to a mounting surface when the fluid delivery device is mounted to a wall, the pivoting sleeve assembly made up of a fluid delivery device housed within a sleeve, the sleeve hav... | 03/25/2003 |
| 6419276 | Covering rosette A covering rosette for a sanitary flush-mounted fitting exhibits a covering plate, which is capable of being fastened to the flush-mounted fitting. An ornamental hood is detachably fastened to the covering plate by a latching device. The cover plate and t... | 07/16/2002 |
| 6389756 | Covering rosette for the connection region of a sanitary wall-fitting A covering rosette (8) for the connection region of a sanitary wall-fitting (1) comprises an ornamental hood (8) which is capable of being attached to the mounting-wall, through the central passage opening (10) of which ornamental hood a sleeve (9) extend... | 05/21/2002 |
| 6378910 | Plumber's flange and method for using the same When running pipes or lines through a wall of a structure a hole is drilled in the wall during fabrication of the structure and then the line or pipe is run through the hole and to the outside of the building. Hose bibs or sill cocks typically include a f... | 04/30/2002 |
| 6378912 | Apparatus and method for connecting shower heads and tub spouts to a stub out A system and method for installing plumbing spouts, such as shower heads and tub spouts, includes providing a stub out which protrudes out of a wall at shower height. A specialized adapter is then slid onto the protruding stub out until the adapter abuts ... | 04/30/2002 |
| 6295664 | Tub overflow waste assembly A tub waste overflow assembly that is attachable to a tub wall by means of a threaded retaining body insertable through an overflow drain aperture in a tub wall to engage a cooperatively threaded pipe fitting on the opposite side of the tub wall. The reta... | 10/02/2001 |
| 6289532 | Tub overflow waste assembly A tub waste overflow assembly that is attachable to a tub wall by means of a threaded retaining body insertable through an overflow drain aperture in a tub wall to engage a cooperatively threaded pipe fitting on the opposite side of the tub wall. A chamfe... | 09/18/2001 |
| 6227576 | Column writing for fast and super fast reading The present invention relates to a reading system and method for printing texts for a more comfortable, faster and even superfast reading and for the facilitation of acquiring reading skills for very young pupils, in which the printed pages of the texts h... | 05/08/2001 |
| 6192531 | Tub overflow waste assembly A tub waste overflow assembly is provided that is attachable to a tub wall by means of a threaded retaining body insertable through an overflow drain aperture in a tub wall to engage a cooperatively threaded pipe fitting on the opposite side of the tub wa... | 02/27/2001 |
| 6192529 | Modular shower arm construction A modular shower arm construction for use in removably attaching a shower fixture to an unthreaded end of a pipe extending outwardly from a shower wall without affecting connection of the pipe to a water supply system behind the shower wall includes a tub... | 02/27/2001 |
| 5980175 | Adapter for mounting a coaxial coupler within an opening formed in a planar-surfaced structure A body, plastic molded, comprises a plate with an integral, extending hub, having a throughgoing bore in which to nest a coaxial coupler. The hub has an outer periphery which is uniformly fluted, for holding the hub fast to the inner surface of a hub-rece... | 11/09/1999 |
| 5894610 | Shower rod mounting assembly A shower rod mounting assembly for conveniently securing a shower rod between opposing walls of a bath while maintaining an appealing appearance. The assembly consists of a mounting bracket which can be secured to the wall and includes a pair of coaxial t... | 04/20/1999 |
| 5860272 | Mower belt housing hole cover A hole cover for covering and sealing the main pulley hole of a lawn and garden tractor mower belt housing. The cover includes a central hole adapted to receive the main pulley therein. A radial opening of the hole cover provides a passageway through whic... | 01/19/1999 |
| 5755463 | Duct passing through a wall aperture A duct for extending through an aperture in a wall or partition and comprising a sleeve and outwardly extending flanges to overlie the opposed outer surfaces of the wall or partition at the opposite ends of the sleeve and at least one of the flanges being... | 05/26/1998 |
| 5634673 | Joint device The pipe 1 includes in one end portion thereof a metal cap portion 2 on which an O-ring 5 can be mounted, and a connecting portion 6 in the other end portion. A delivery pipe 9 includes a communication hole having an undercut shape and an engaging recesse... | 06/03/1997 |
| 5588681 | Valve mounting device useful with flexible pipe A valve mounting device holds a valve in a fixed position and prevents rotation of the valve during operation of the valve handle. The device includes a tubular sleeve dimensioned to receive a valve body and in one embodiment has a notch for receiving a v... | 12/31/1996 |
| 5568947 | Clothes dryer air exhaust duct wall connector A wall connector for connecting a clothes dryer air outflow duct to outside ambiant air through a building external wall. The connector includes: a rigid tubular main body, extending through and mounted into an aperture in the building wall; an inner end ... | 10/29/1996 |
| 5497584 | Plaster protective cover for flush mounted bathroom fittings A plaster-protective cover for bathroom fittings is mounted recessed in the wall, the cover being fixed to the buried part of the fitting and having an outwards-facing dome-shaped cap designed to protect the fitting parts inside it. The hole in the wall f... | 03/12/1996 |
| 5456499 | Hull fitting A fitting for directing fluid flow through a fluid impervious wall includes an internally threaded conduit portion and an externally threaded retainer portion wherein the retainer portion includes two tab members for acquisition by a retention tool during... | 10/10/1995 |
| 5447338 | Escutcheon for use with sprinkler head An escutcheon including a cylindrical portion and a flange disposed below the cylindrical portion. The cylindrical portion and the flange are integrally formed from a heat resisting material. The cylindrical portion is divided into a plurality of tongue p... | 09/05/1995 |
| 5427417 | Protective cover for use with drain pipes A protective and aesthetics-enhancing cover for disposition over the open end of a drain pipe projecting outwardly from a building structure. The protective cover comprises a convexo-concave disk which has an outer surface convex away from the building st... | 06/27/1995 |
| 5349992 | Liquid distribution and dispensing apparatus and method Apparatus and methods for distributing and dispensing a potable liquid are claimed. The apparatus comprises a faucet, and a storage tank. A conveying channel is provided for sanitarily conveying potable liquid from an outside source to the tank. The conve... | 09/27/1994 |
| 5309579 | Adjustable trim plate for toilet replacement An adjustable decorative base trim plate serves as a replacement foot pad for a toilet. The trim plate is positioned between the toilet and floor to provide an attractive, level cover over discrepancies in the flooring surface that can result from toilet ... | 05/10/1994 |
| 5291622 | Escutcheon for wall-mount mixing faucet A faucet body mounted on a wall and having a connecting pipe projecting from the wall and having an outer end secured via a faceted nut to the body, has escutcheon with a sleeve centered on an axis, formed with an external screwthread, and formed with at ... | 03/08/1994 |
| 5236229 | Flange assembly with retention means A flange assembly (24) includes a cover (26), a base (28) and a compliant gasket (30) all of which are of circular configuration with a central opening. Gasket (30) is assembled within a nest formed by tapered surface (52) and rim (50) of base (28). Cover... | 08/17/1993 |
| 5097906 | Concealed automatic sprinkler A concealed frame-type automatic sprinkler with adjustable cover is provided by a sprinkler with a sprinkler body, an outlet on one side of the sprinkler body, a frame which extends from the body completely around the outlet, a plug retained in the outlet... | 03/24/1992 |
| 4989278 | Wall-mount faucet with accessory-holding bracket A wall-mount faucet assembly has a mounting fitting adapted to be fixed in the wall and connected to incoming hot- and cold-water lines. This fitting is formed with an outwardly directed seat provided with hot- and cold-water ports to which can be fastene... | 02/05/1991 |
| 4920708 | Wall mounting assembly A wall mounting bracket assembly comprising a one piece plastic body including a front wall, an integral peripheral wall extending from the front wall and an integral peripheral flange for attachment to a wall of a building. In use the body is mounted on ... | 05/01/1990 |
| 4854093 | Fixture mount A reversible fixture mount for use with siding for a building structure and comprising a pair of mating members, each member including a base having front and rear faces, side walls extending from the base and a flange extending outwardly from the margin ... | 08/08/1989 |
| 4770251 | Escutcheon assembly In accordance with the present invention there is provided an escutcheon assembly which includes a skirt member adjustably carried by a drop line cover for adjustment of the skirt member against the ceiling panel. The drop line cover comprises an open-end... | 09/13/1988 |
