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 |
| 5526611 | Self-righting gutter system A self-righting gutter system for a structure. Supports mounted to the structure support a gutter. The gutter can rotate from a first water collecting position to a second cleaning position and self-rights to the first water collecting position. The gutte... | 06/18/1996 |
| 5526612 | Leaf free gutter and downpipe rain head A device for use in association with roof gutters and downpipes for the purpose of removing debris and like items from rainwater as it flows into the downpipe. The device comprises a box compartment having an upwardly facing inclined inlet over which a pr... | 06/18/1996 |
| 5522197 | Method in connection with a roof drainage apparatus and a roof drainage apparatus The invention relates to a method in connection with a roof drainage apparatus and a roof drainage apparatus. The invention comprises a trough (2) recessed in a roof structure (1), an opening (3) arranged in the bottom of the trough, a water-outlet tube (... | 06/04/1996 |
| 5522427 | Rain water conveyance apparatus An apparatus for conveying rain water to a point remote from a building wall, comprising a frame mounted trough which is automatically lowered in response to movement of a piston within the frame. The piston moves in response to the weight of water accumu... | 06/04/1996 |
| 5511829 | Universal connector for downspout drainage extension An adaptor for eavestrough downspouts has two portions of different cross sections. The first section fits outside the downspout and the other fits inside the drainage extensions. The two portions are hinged together. The adaptor is formed with step-down ... | 04/30/1996 |
| 5490538 | Automatic rain water collection device on downpipe The device comprises a branch collar suitable for fitting onto a down pipe and having an orifice coinciding with an orifice in the side of the down pipe, the orifices allowing for the insertion of an elastic scoop which, once in the pipe, will adapt to al... | 02/13/1996 |
| 5452546 | Drain guard A device for preventing debris from clogging downsprouts (22) and underground drain pipes (26) consisting of a cap (32), screen (26), and base (34). This device totally screens and contains the water flow. The screen (26) is easily removable by sliding th... | 09/26/1995 |
| 5452743 | Clip for downspout tip-up lateral A clip for holding a downspout lateral in the tipped up position has a C-shaped body constructed of transparent, resilient plastic. The clip is resiliently snapped onto a downspout some distance above where a lateral joins the downspout. The C-shaped body... | 09/26/1995 |
| 5441364 | Splash block A splash block is disclosed of the type placed beneath downspouts to disperse and direct rain water away from buildings. The novel feature of the invention relates to means for coupling two or more splash blocks together to connect the splash blocks, such... | 08/15/1995 |
| 5437138 | Method of making and installing a rain gutter A method of making and installing a rain gutter includes the step of providing a gutter of PVC material and attaching the gutter along the eaves of a structure to collect rain water draining from the roof of the structure. A downspout connector of PVC is ... | 08/01/1995 |
| 5435051 | Method of connecting a down spout extension to an eave trough down spout A method of connecting a down spout extension to an eave trough down spout. Firstly, pivotally connect a down spout extension to a lowermost end of an eave trough down spout such that the down spout extension is movable between a substantially vertical st... | 07/25/1995 |
| 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 |
| 5417015 | Pivotal gutter for easy cleaning A pivotal rain gutter facilitates easy cleaning thereof. In one embodiment the device has a hinge assembly which is secured to a structural support. A trough is secured to the hinge assembly using a single fastener. The trough is also supported by a retai... | 05/23/1995 |
| 5406756 | Hinged rain gutter A rain gutter assembly including an elongated rain gutter including an end and a channel extending longitudinally of the rain gutter, and a connecting member engaged with the end of the rain gutter and including a bayonet portion received in the channel. ... | 04/18/1995 |
| 5396745 | Habitable structure with water storage and distribution A habitable structure has a ground-supported, water-impervious floor and upright foundation walls which together define an open top water enclosure. Flooring is supported on the foundation walls essentially covering the open top. Roofing is supported abov... | 03/14/1995 |
| 5375891 | Universal connector for downspout drainage extensions An adaptor for connecting industry standard eavestrough downspouts to drainage extensions of a similar or dissimilar cross section and allowing the extension to be pivoted vertically. Such an adaptor is shown with portions having two different cross secti... | 12/27/1994 |
| 5358007 | Downspout with swivel and flow diverter An adjustable telescoping downspout which can be laterally or vertically adjusted to a preferred position, extended longitudinally or retracted upwardly to an inoperative position. The two-piece trough is attachable to the downspout in a turret-like arran... | 10/25/1994 |
| 5358006 | Adjustable downspout extension assembly An adjustable extension assembly for a downspout includes a fixed piece attachable to the lowermost end of a downpipe, a rotatable collar attached to the fixed piece, and at least one extension pivotably attached to the rotatable collar. Optionally additi... | 10/25/1994 |
| 5357719 | Rotatable gutter system An apparatus is disclosed for an improved rotatable gutter system for mounting on a building for disposing of debris collected therein. The apparatus comprises a plurality of supporting brackets mounted to the building with each supporting brackets having... | 10/25/1994 |
| 5315090 | Awning gutter An elongate channel member is arranged for mounting to a front wall of an awning to direct rainwater therefrom. The channel is arranged to include spaced lug members, having support apertures to each receive a fastener for securement of the channel to the... | 05/24/1994 |
| 5303517 | Modular stormwater gutter system An interior roof gutter system intended for use on certain large non-residential buildings on which stormwater flows to low elevation perimeter walls. Whereas such walls frequently present a vertically extended parapet, the present invention discloses a n... | 04/19/1994 |
| 5301474 | Roofing system for potable water A method and system for applying a water gathering and channeling roof covering onto the upper roof of a building, which roof is at least slightly pitched, wherein fully annealed sheets of at least 99% titanium with a thickness of less than 0.020 inches a... | 04/12/1994 |
| 5239794 | Habitable structure with water catachment, storage and distribution A habitable structure has a ground-supported, water-impervious floor and upright foundation walls which together define an open top water enclosure. Flooring is supported on the foundation walls essentially covering the open top. Roofing is supported abov... | 08/31/1993 |
| 5220755 | High pressure water distributor for downpipes A high pressure water distributor for downpipes. The distributor includes a tube made of a flexible or rigid material having a water tight base and an outlet port. Rain water that is directed into the downpipe is accumulated in the tube and generates a pr... | 06/22/1993 |
| 5195284 | Drywell cover and drywell A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least t... | 03/23/1993 |
| 5170596 | Double gutter assembly A gutter assembly that includes a primary gutter and a secondary gutter that are connected to one another and attached to a roof panel. Water is inhibited from flowing between the primary gutter and a panel edge by a flange that overlies the roof panel. T... | 12/15/1992 |
| 5159789 | Noise baffle for drain pipes A noise baffle for reducing noise in rain gutter systems is provided. A screen or other perforated or fibrous surface is secured beneath a vertical downspout section and above the surface of an angled downspout section for reducing the noise caused by wat... | 11/03/1992 |
| 5131196 | Drywell cover and drywell A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least t... | 07/21/1992 |
| 5114594 | Rainwater diverter Described is a preferred fluid flow diverter, such as a rainwater diverter, having an outer duct, and an inner duct within said outer duct and defining a reservoir to collect fluid. The diverter also includes a drainage duct extending from the reservoir t... | 05/19/1992 |
| 5107635 | Gutter system An improved rain gutter apparatus is arranged to include an elongated and flexible inner contoured surface element formed with outwardly extending projections on both sides thereof and being completely wrapped in an outer covering material with a multitud... | 04/28/1992 |
| 5086594 | Composite drywell, drywell system and method A composite drywell, a drywell system and method employing the composite drywell, which composite drywell comprises a cylindrical drywell having a removable top and bottom section, the drywell composed of a plurality of separate, edge-interlocked, arcuate... | 02/11/1992 |
| 5058333 | Foam panel roof mounting system A foam roofing system in which a unique universal beam allows adjacent foam roofing sections to be joined and substantially eliminates water leaks. The universal beam is formed with a design that creates a series of water dispersing channels on either sid... | 10/22/1991 |
| 5014745 | Articulate downspout An articulated downspout (10) is disclosed having an upper fluid duct (12), an elongated lower fluid duct (14) pivotably connected to the upper fluid duct (12), and a planar flap (16) also pivotably connected to the upper fluid duct (12). The lower fluid ... | 05/14/1991 |
| 5000211 | Tent structure A modular tent structure comprises a canopy structure (20) including a peripheral frame (23) adapted to support a covering roof sheet (24) and comprising collapsible sides, each constituted by a central crown joint structure to each side of which is pivot... | 03/19/1991 |
| 4998386 | Anti-clog caps for rain gutters and the like An end overflow apparatus for a rain gutter is provided and consists of a structure at the end of the rain gutter for allowing rain water to overflow the end of the rain gutter when both the rain gutter and the leader are clogged with debris caused by a d... | 03/12/1991 |
| 4982533 | Drywell with plugs, drywell system and method for controlling the flow and direction of surface water An improved drywell system and method of controlling the flow and distribution of surface water employing a drywell, the drywell including a cylindrical drywell adapted to be positioned beneath the ground, which drywell has at least one large diameter por... | 01/08/1991 |
| 4980997 | Roofing system with integral gutter A roofing system for a sloped roof having a base with a generally horizontal top surface and a generally vertical edge has an internal gutter in its lower margin. The system includes a first flashing, that is attached to the base, having a lip which proje... | 01/01/1991 |
| 4956948 | Clog resistant gutter-downspout connection unit An improved gutter-downspout connection unit to be used in connecting a conventional gutter to a conventional downspout in rain water removal systems which is generally anvilar in structure comprising an upper body having first and second upper body sides... | 09/18/1990 |
| 4951430 | Removable gutter and fastener system The present invention relates to a novel removable, yet secure, gutter and fastener system. More particularly, the invention relates to elongated roof gutter sections which include a bottom member and a front wall and a rear wall attached lengthwise along... | 08/28/1990 |
| 4862651 | Downspout shield Shield means for surrounding or replacing the lower portion of a downspout to prevent damage to the downspout structure.... | 09/05/1989 |
