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Class Information
Number: 434/304
Name: Education and demonstration > Telling time or calendar reading
Description: Subject matter relating to devices used to teach people how to tell time or read calendars.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8634278 Talking watch device Jan. 21, 2014
8611192 Elapsed time clock Dec. 17, 2013
8567100 Event reminder system Oct. 29, 2013
8355296 Apparatus for relating time to activity Jan. 15, 2013
7913434 Reusable calendar system Mar. 29, 2011
7510399 Teaching clock Mar. 31, 2009
7414923 Graphical organizational task timer Aug. 19, 2008
7236430 Apparatus, method and system for teaching elapsed time Jun. 26, 2007
7211305 Holiday countdown interactive display May. 1, 2007
7136327 Teaching hands for an analog timepiece Nov. 14, 2006
7121833 Apparatus, method and system for teaching elapsed time Oct. 17, 2006
7029034 Calendar kit and apparatus for behavior modification and a method for using the same Apr. 18, 2006
6966779 Educational audio/visual clock Nov. 22, 2005
6962494 Teaching aid Nov. 8, 2005
6712616 System for education about names Mar. 30, 2004
6614727 Three dimensional children's sleeptime timer and clock device Sep. 2, 2003
6478583 Time monitoring portable game system Nov. 12, 2002
6406301 Clock teaching aid Jun. 18, 2002
6361325 Children's sleeptime timer and clock device Mar. 26, 2002
6354841 Educational toy clock Mar. 12, 2002
6280200 Non-Julian calendar for aiding a child in determining daily intervals preceding a date of significance Aug. 28, 2001
6243959 Measuring and instructional ruler Jun. 12, 2001
6071124 Analog time teaching device Jun. 6, 2000
6039574 Time monitoring portable game system Mar. 21, 2000
6030228 Basic educational system Feb. 29, 2000
5934707 Message calendar Aug. 10, 1999
5903990 Chinese sexagenary cycle calendar May. 18, 1999
5863205 Learning clock featuring coordinated color clock face numbers, hour and minute hands, and hour and minute hand learning displays Jan. 26, 1999
5851118 Digital and analog teaching clock Dec. 22, 1998
5738526 Educational toy doll with LCD digital display watch Apr. 14, 1998
5662479 Apparatus and method to aid in the teaching of the concept of time Sep. 2, 1997
5653595 Instructional aid for teaching time telling Aug. 5, 1997
5607156 Apparatus for playing games Mar. 4, 1997
5604717 Educational clock assembly Feb. 18, 1997
5577917 Method of a means for generating a children's weekly interactive scrolling calendar apparatus Nov. 26, 1996
5505624 Digital teaching clock Apr. 9, 1996
5496070 Calendar date monitoring system Mar. 5, 1996
5380206 Personalizable animated character display clock Jan. 10, 1995
5295319 Educational calendar unit Mar. 22, 1994
5257940 Child's educational calendar Nov. 2, 1993
5167507 Teaching clock having indicia carrier allowing curvilinear translation of indicia Dec. 1, 1992
5133666 Educational clock apparatus Jul. 28, 1992
5044961 Child activity timer Sep. 3, 1991
5030104 Time telling learning device Jul. 9, 1991
4975061 Child's holiday calendar Dec. 4, 1990
4885731 Child's easy-to-read timepiece Dec. 5, 1989
4863386 Child's learning calendar Sep. 5, 1989
4846689 Magnetic educational aid and teaching method Jul. 11, 1989
4817959 Time telling educational game Apr. 4, 1989
4799890 Electronic learning device for teaching how to tell time Jan. 24, 1989

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