Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 434/165
Name: Education and demonstration > Language > Writing or printing by hand > Writing sample included in teaching means
Description: Subject matter including an exhibit of a properly written or printed letter or word.

Patents under this class:

Patent Number Title Of Patent Date Issued
8297979 Electronic learning device with a graphic user interface for interactive writing Oct. 30, 2012
7147473 Hand-writing practicing system Dec. 12, 2006
6755656 Method and apparatus for adaptive handwriting teaching system Jun. 29, 2004
6612844 Educational aid and method Sep. 2, 2003
6579102 Apparatus and method for stimulating creativity, spontaneity, and inspiration Jun. 17, 2003
6302696 Bi-colored lined instructional writing paper Oct. 16, 2001
6215901 Pen based computer handwriting instruction Apr. 10, 2001
6142783 Handwriting template system Nov. 7, 2000
5604517 Electronic drawing device Feb. 18, 1997
5551878 Article for improving correspondence letter writing skills Sep. 3, 1996
5409381 Educational display device and method Apr. 25, 1995
4793810 Interactive instructional apparatus and method Dec. 27, 1988
4603884 Lotto ticket marking guide Aug. 5, 1986

  Recently Added Patents
Semiconductor device and manufacturing method thereof
Buried object detection in GPR images
Method for specifying control curve parameters for controlling climatic environmental conditions of climate-controlled enclosed spaces
Image sensor and method for fabricating the same
Pressure-sensitive adhesive composition having an improved release behavior
Volume compensation within a photovoltaic device
Configurable caged ball insert for a downhole tool
  Randomly Featured Patents
Pattern selecting mechanism of a sewing machine
Intensity of a light beam applied to a layered semiconductor structure controls the beam
Calculating the absolute difference of two integer numbers in a single instruction cycle
Pickup tool with variable position limiting and variable axis of operation
Polarization diversity optical system device, demodulator and transceiver
Fiberoptic sensor using tapered and bundled fibers
Acrylic copolymers
Process for treating high-density information disc recording substrates
Method of and apparatus for measuring ionic electric conductance of objects
Method of brazing a joint portion of an intake manifold with preplaced brazing