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. 03, 2001
Filed:
Jan. 20, 1998
Shunji Eto, Koganei, JP;
Aquatech, Ltd., Tokyo, JP;
Abstract
A device for collecting water polluting phytoplankton drifts and a method for collecting water polluting phytoplankton drifts by use of such device is provided such that the deterioration of water quality as a result of extraordinary proliferation of phytoplankton is suppressed and prevented such that a water area is kept clean. The device,for collecting water polluting phytoplankton drifts defines a predetermined volume of space therewithin with enclosing faces, the enclosing faces including at least one face section,composed of a water blocking member and other face sections,and,composed of a plurality of water admitting members, each water admitting member being formed with a plurality of water admitting holes.