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:
Aug. 15, 2000
Filed:
Apr. 29, 1997
Kabushiki Kaisha Pilot, , JP;
Abstract
An objective of the present invention is to provide a magnetic display panel capable of writing on both face and rear surfaces. A magnetic display panel, comprising a face substrate, a rear substrate, cell walls for forming a cell, for binding the face substrate and the rear substrate and for enclosing a dispersion liquid including a magnetic particle, wherein the cell walls having U-shaped cross sections are formed by bending and standing partially one or both of the face substrate and the rear substrate to almost 90 degrees, wherein a clearance of the U-shaped cross sections in each cell wall has an open angle of 0 to 20 degrees, wherein a base portion clearance of the U-shaped cross section is 0.1 mm to 1.0 mm, and wherein a top portion clearance of the U-shaped cross section is 0 to 1.0 mm.