SIGNUM INTERNATIONAL AG

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09B EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS 241

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7058354 Learning activity platform and method for teaching a foreign language over a networkMay 19, 04Jun 06, 06[G09B]
7031651 System and method of matching teachers with students to facilitate conducting online private instruction over a global networkJul 19, 01Apr 18, 06[G09B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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