[Article] Research on Estoppel concerning Chinese Patent Rights (Intellectual Property Management, Vol. 74, No. 9, 2024)
Updated: 2 days ago
Article information
Article type: Publication review
Category: China
Topics: —
First published on this website: 2026-11-01
Display and classification checked: November 2, 2026
Originally published on Ameblo: 2025-01-14 (Japan time). Full English translation.
[Article] Research on Estoppel concerning Chinese Patent Rights (Intellectual Property Management, Vol. 74, No. 9, 2024)
● Estoppel established
Supreme People's Court, Zhi Min Zhong No. 905
Claim 2 lists alternatives together ⇒ One was added to claim 1.
● Estoppel not established
Supreme People's Court, Zhi Min Zhong No. 712
Product invention: a manufacturing method was asserted in the written opinion, but it did not affect patentability.
Supreme People's Court, Zhi Min Zhong No. 1593
Deletion of the claim term “substantially.”
Translator’s notes (editorial)
The source’s compressed phrase concerning claim 2 listing matters together is ambiguous; claim 2 and the subsequent addition to claim 1 are retained without supplying missing detail or case years.
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