The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 2009
Filed:
Jun. 24, 2004
Heino Messerschmidt, Lutjenwestedt, DE;
Michael Sieber, Timmaspe, DE;
Markus Blaschke, Fockbek, DE;
Arne Stoltenberg, Budelsdorf, DE;
Heino Messerschmidt, Lutjenwestedt, DE;
Michael Sieber, Timmaspe, DE;
Markus Blaschke, Fockbek, DE;
Arne Stoltenberg, Budelsdorf, DE;
ACO Severin Ahlmann GmbH & Co. KG, Rendsburg, DE;
Abstract
A surface water drainage system according to the present invention includes a structure that can be installed in the ground, and a cover that can be laid onto an upper edge of the structure. Fixation devices that are attached to the cover include a locking system in a form of elastic hook elements fixed to edges of the cover that can be brought into snap-on engagement with other locking system on the structure in order to retain the cover on the structure.