Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 30/455
Name: Cutlery > Static pencil sharpener > With debris receiver > Surface type cutter
Description: Device wherein the cutter is in the form of a surface (e.g., planar surface) which comprises a multiplicity of cutting edges or points over which the end portion of the workpiece is drawn for the shaping operation.

Patents under this class:

Patent Number Title Of Patent Date Issued
7229038 Pastel stick sharpener Jun. 12, 2007
6427343 Pencil sharpener having a pencil limiting device Aug. 6, 2002
6301791 Sharpener for soft-core pencils Oct. 16, 2001
4991299 Universal crayon sharpener Feb. 12, 1991
4866810 Apparatus for cleaning the nock end of an archery arrow Sep. 19, 1989
4406315 Pencil sharpener Sep. 27, 1983
4237945 Apparatus and method for abrading pencil lead Dec. 9, 1980
3991798 Disposable device for sharpening leads or the like Nov. 16, 1976

  Recently Added Patents
Method and system for providing magnetic junctions having improved characteristics
Methods and apparatus for map detection with reduced complexity
System and method for redundant array copy removal in a pointer-free language
Pressure washer
Socket type MEMS device with stand-off portion
Printing apparatus having extendable functionality and method thereof
Nucleic acid-based tests for prenatal gender determination
  Randomly Featured Patents
Handset sliding structure
Constant velocity fixed ball joint as a counter track joint
Image transformation apparatus, image transformation circuit and image transformation method
Card receiver case
Multi-component internal mix spray applicator
Shaped scalpel
Timing gear pliers
Toggle switch seal
Method for soldering pipes
Method and system for GPS augmentation of mail carrier efficiency