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
Integrated analyses of breast and colorectal cancers
Method and apparatus for supporting HARQ
Area reduction for surface mount package chips
Transitional replacement of operations performed by a central hub
Triple-trim reference voltage generator
Bamboo scrimber and manufacturing method thereof
  Randomly Featured Patents
Fluid distribution method and apparatus
Transfer seat apparatus
Method of manufacturing a semiconductor device including a capacitor with a roughened-surface electrode
Establishing a virtual private network for a road warrior
High-entrance high-speed logic operator which has a complex digital function and utilizes at least one quasi-normally off MESFET
Conversion of model components into references
Chrome plastic bezel for a light ornament
Customization of relationship traversal
Memory card circuit with power-down control of access buffer