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:
May. 21, 2002
Filed:
Apr. 05, 2000
Applicant:
Inventor:
Li-Ming Wu Huang, Taipei, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 1/816 ;
U.S. Cl.
CPC ...
B02C 1/816 ;
Abstract
A blade is designed for use in the paper shredder and is formed of a main body which is provided in the center thereof with a through hole for mounting the blade on a shaft rod. The main body is provided in the periphery thereof with one or more notches, blade edges, edge head ends, and edge tail ends. The main body is provided in the outer edge surface thereof with a plurality of cavities.