G09B 1/08

Technology



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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9747810 Magnetic display including quick-release mechanismFeb 03, 12Aug 29, 17REQUISITE SOLUTIONS INCORPORATED
9501939 Multisensory literacy instruction systemMay 06, 16Nov 22, 16Not available
8798445 Enhanced banner advertisementsFeb 26, 10Aug 05, 14BLACKBERRY LIMITED
8702427 Method of teaching using clothingApr 30, 13Apr 22, 14Not available
7423526 Integrated patient diagnostic and identification systemJun 16, 05Sep 09, 08Not available
7296999 Educational display mitt for magnetic playing pieces and methodNov 04, 04Nov 20, 07Super Duper Publications
6354840 Basic educational systemFeb 29, 00Mar 12, 02Not available
5993218 Multi-sided word kitOct 07, 97Nov 30, 99Magnetic Poetry, Inc.
5707238 Number and math education systemOct 26, 95Jan 13, 98Not available
5576690 Combined audible and visual signaling deviceAug 07, 95Nov 19, 96HEATHCO LLC
4846689 Magnetic educational aid and teaching methodFeb 19, 88Jul 11, 89Not available
4838793 Activity display article with removable manipulativesOct 05, 88Jun 13, 89Not available
4832605 Teaching and demonstration systemJan 21, 88May 23, 89Not available
4702700 Activity book with removable manipulativesDec 29, 86Oct 27, 87Not available
4464125 Magnetic toy cartNov 15, 82Aug 07, 84Not available
4366637 Set of advertising componentsNov 19, 80Jan 04, 83Not available
4353700 Educational learning aidMar 19, 81Oct 12, 82Not available
4180920 Arrangement toy for signalling proper arrangement of elementsDec 19, 77Jan 01, 80Alps Shoji Company Limited