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Class Information
Number: 434/172
Name: Education and demonstration > Language > Spelling, phonics, word recognition, or sentence formation > Letter-bearing elements (e.g., cards, blocks, etc.) selectively aligned to form word or sentence
Description: Subject matter including components which have letters thereon and which are selectively placed in order to form a word or sentence.

Sub-classes under this class:

Class Number Class Name Patents
434/173 Letter-bearing belt or reel-mounted strip 4
434/175 Letter-bearing elements slidable between different grooves 10
434/174 Rotatably mounted letter bearing element 28

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8672682 Conversion of alphabetic words into a plurality of independent spellings Mar. 18, 2014
8672328 Word-forming game and method Mar. 18, 2014
8533985 Magnetic planning board with stackable, snap-to-grid, self-aligning items Sep. 17, 2013
8509932 Methods, systems and accessories useful for procedures relating to dental implants Aug. 13, 2013
8496483 Educational toy with interchangeable spheres Jul. 30, 2013
8459999 Phonics education apparatus and method Jun. 11, 2013
8408916 Short-vowel intrinsic-sound learning system Apr. 2, 2013
8297619 Word forming game kit Oct. 30, 2012
8146920 Tile game apparatus and method for learning alphabet-based symbolic notation Apr. 3, 2012
7832728 Dice game apparatus Nov. 16, 2010
7695357 Entertainment system and method of playing a word game Apr. 13, 2010
7604161 Question paper forming apparatus and question paper forming method Oct. 20, 2009
7351062 Educational devices, systems and methods using optical character recognition Apr. 1, 2008
7293773 Card game Nov. 13, 2007
7219896 Spelling games May. 22, 2007
7217135 Electronic educational toy having a contact-sensitive display screen May. 15, 2007
7214066 Computer software and portable memory for an electronic educational toy having a contact sensitive display screen May. 8, 2007
7080983 Flipbook for making words according to orthographic patterns Jul. 25, 2006
7044467 Sentence forming game and its associated method of play May. 16, 2006
7040898 Computer software and portable memory for an electronic educational toy May. 9, 2006
7021629 Word-forming game for at least two players and apparatus therefore Apr. 4, 2006
7018210 Method and apparatus for teaching and learning reading Mar. 28, 2006
7006786 Computer software and portable memory for an electronic educational toy Feb. 28, 2006
6948938 Playing card system for foreign language learning Sep. 27, 2005
6884076 Interactive learning system method for infants toddlers and young children Apr. 26, 2005
6869286 Language learning system Mar. 22, 2005
6755655 Electronic educational toy appliance and a portable memory device therefor Jun. 29, 2004
6739874 Electronic educational toy appliance teaching letters words and numbers May. 25, 2004
6729881 Electronic educational toy appliance and a portable memory device therefor May. 4, 2004
6726485 Electronic educational toy appliance and a portable memory device therefor Apr. 27, 2004
6685477 Method and apparatus for teaching and learning reading Feb. 3, 2004
6579100 Interactive learning system method for infants, toddlers and young children Jun. 17, 2003
6551110 Visual educational device for teaching literacy Apr. 22, 2003
6464503 Method and apparatus for interacting with a computer using a plurality of individual handheld objects Oct. 15, 2002
6435504 Method of playing a spelling game Aug. 20, 2002
6390820 System for treatment of developmental verbal apraxia May. 21, 2002
6375467 Sound comprehending and recognizing system Apr. 23, 2002
6287197 Video game with randomly generated images Sep. 11, 2001
6276940 Card game for learning the alphabet Aug. 21, 2001
6152740 Learning block chair Nov. 28, 2000
6030228 Basic educational system Feb. 29, 2000
5993218 Multi-sided word kit Nov. 30, 1999
5951297 System and method for teaching reading skills using a wagering game using chips, a timer, and cards bearing alphabet learning indicia Sep. 14, 1999
5927987 Interactive modular educational system Jul. 27, 1999
5906492 Educational phonetic card game using tape recorded pronunciation May. 25, 1999
5895219 Apparatus and method for teaching reading skills Apr. 20, 1999
5863043 Deck of playing cards for playing alphabet learning games and spelling games Jan. 26, 1999
5863204 Apparatus and method for teaching character Jan. 26, 1999
5860653 Method and apparatus for playing a word game Jan. 19, 1999
5836587 Playing cards for an educational game Nov. 17, 1998

1 2 3

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