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US Patent 5526612 - Leaf free gutter and downpipe rain head
US Patent Issued on June 18, 1996
Estimated Patent Expiration Date:
October 17, 2014Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
October 17, 2014Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractA 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 primary screen is located, and a lower outlet connected to a downpipe through which the filtered water passes. Debris is washed over the inclined screen to the exterior of the device. More than one screen of varying mesh size may be provided. | InventorApplicationNo. 318808 filed on 10/17/1994US Classes:52/12, With separator; e.g., strainer52/11, COVER WITH SURFACE WATER RECEIVER AT EAVE OR VALLEY52/13, Between oppositely sloping sections52/16, With downspout210/474, At upper edge of filtrate receiver210/482At lower end or prefilt receiverField of Search52/11, COVER WITH SURFACE WATER RECEIVER AT EAVE OR VALLEY52/13, Between oppositely sloping sections52/16, With downspout210/463, Inserted holder210/474, At upper edge of filtrate receiver210/477, Resting on internal stop or surface210/482At lower end or prefilt receiverExaminersPrimary: Wood, Wynn E.Attorney, Agent or FirmUS Patent References3053393, 4253281, Anti-gutter clogging and debris removal deviceIssued on: 03/03/1981 Inventor: Ruttenberg4472274, Debris separator for downspouts Issued on: 09/18/1984 Inventor: Williams4608786, Downspout for building gutters or the like Issued on: 09/02/1986 Inventor: Beam4615153, Leader filter Issued on: 10/07/1986 Inventor: Carey4798028, Downspout trap and clean out Issued on: 01/17/1989 Inventor: Pinion4801377, Debris separator unit for raingutter downspouts Issued on: 01/31/1989 Inventor: Bolt4927604, Multiwell filter plate vacuum manifold assembly Issued on: 05/22/1990 Inventor: Mathus, et al.5107635, Gutter system Issued on: 04/28/1992 Inventor: Carpenter5109640, Screen for a rain gutter Issued on: 05/05/1992 Inventor: Creson5114594, Rainwater diverter Issued on: 05/19/1992 Inventor: Rosebrock, et al.5308483, Microporous filtration funnel assembly Issued on: 05/03/1994 Inventor: Sklar, et al.5388377Gutter assembly for roofs Issued on: 02/14/1995 Inventor: Faulkner Foreign Patent References
International ClassE04D 013/08Foreign Application Priority Data1992-05-01 AU |
