Hand-Held Three-Dimensional Drawing Device

Patent No. EP3698938 (titled "Hand-Held Three-Dimensional Drawing Device") was filed by Wobbleworks on Sep 20, 2013. The application was issued on Jul 15, 2026.

Patent Summary

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Patent Oppositions (2)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
GUANGHZOU JER EDUCATION TECHNOLOGYSep 11, 2026KELTIE
GUANGZHOU JER EDUCATION TECHNOLOGYSep 11, 2026KELTIE

Dossier Documents

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EP3698938

WOBBLEWORKS
Application Number
EP20169426A
Filing Date
Sep 20, 2013
Status
Granted And Under Opposition
Jun 12, 2026
Publication Date
Jul 15, 2026