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Jie Li started her career as a lawyer in 2013. Since then, she has been mainly engaged in patent invalidation, patent administrative appeals, patent infringement and other dispute resolution matters.


Jie Li represented many multinational corporations and large domestic enterprises in several complex patent cases. During her practice, she handled more than 100 patent invalidation cases, administrative litigation cases and civil infringement cases as the lead lawyer, and provided legal services such as patent search analysis, patent validity analysis, patent infringement analysis and FTO analysis for many domestic and foreign clients.


The cases cover a wide range of technical fields, including peritoneal dialysate, packing material, hepatitis B drugs, anti-cancer targeted drugs, tire-build machine, security-check device, catalyst, dyestuff, food additive, mobile phone, vacuum cleaner, container, cartridge, etc.


Before joining Saelink Law, Jie has worked at LexField Law Offices and Zhonglun W&D Law Firm.


Recent Representations

Represented Celgene in a patent administrative litigation (involving a compound patent).

Represented Chengdu Yunda Technology Co., Ltd. in a series of patent invalidation, administrative litigation and infringement cases.

Provided FTO investigation services for a cross-border pharmaceutical technology licensing transaction.

Provided special legal services for a Korean pharmaceutical company on the stability of its series of biological drug patents.

Represented Purdue Pharma L.P. in a series of drug patent linkage cases.

Represented Biogen MA Inc. in a series of patent applications.

Represented Novaliq GmbH in a series of patent applications.

Represented BioInvent International AB in a series of patent applications.

Represented Entera Bio Ltd in a series of drug patent applications.

Represented Helsinn Healthcare SA in a series of patent applications and patent administrative disputes.

Represented VMI in a series of patent validity actions and patent administrative litigations (involving tire-build machine patents).

Represented Milliken in a series of patent validity actions and litigations (involving cable patent).

Represented IDENIX in a series of patent validity actions and patent administrative litigations (involving compound patents).

Represented a global plant-based ingredients manufacturing company in a patent invalidation action.

Represented a NASDAQ listed company in a series of patent validity actions (involving phone patents).

Represented Tetra Pak in a series of patent invalidations against a competitor (involving packing material patents).

Represented Baodao Glasses in patent invalidation litigations against a competitor.

Represented a domestic security-check device company in a series of patent administrative litigations.

Represented a domestic E-commerce company in a series of patent validity actions and patent administrative litigations.

Represented a local design company in a patent administrative litigation (involving mechanical patent).

Represented Unilever in a series of copyright Infringement cases against a domestic competitor.

Advised a Korean pharmaceutical company on the patent validity analysis for a series of biological patents.

Advised OPPO on the freedom-to-operate analysis for a new product launch.




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