![](/us.svg)
Trademark: 73533575
Status Date
Monday, November 30, 1992
Registration Number
1394836
Registration Date
Tuesday, May 27, 1986
Filing Date
Monday, April 22, 1985
Published for Opposition
Tuesday, March 4, 1986
Cancellation Date
Monday, November 30, 1992
16 TEACHING MATERIALS, NAMELY A POLYHEDRON HAVING QUESTIONS PRINTED THEREON DESIGNED TO HELP THE USER SOLVE PROBLEMS
Nov 30, 1992
Cancelled Sec. 8 (6-Yr)
May 27, 1986
Registered-Principal Register
Mar 4, 1986
Published For Opposition
Feb 2, 1986
Notice Of Publication
Jan 9, 1986
Approved For Pub - Principal Register
Dec 24, 1985
Examiners Amendment Mailed
Dec 18, 1985
Examiners Amendment Mailed
Dec 2, 1985
Correspondence Received In Law Office
Oct 7, 1985
Non-Final Action Mailed
Aug 5, 1985
Correspondence Received In Law Office
Jun 20, 1985
Non-Final Action Mailed
Trademark Alertz updated from USPTO on 2030-01-24