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Intellectual Property

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Intellectual Property

The Intellectual Property Group at LIN is spearheaded by distinguished partners Tae-eon KOO (24th Class, JRTI and patent attorney), President of the Korea Patent Attorneys Association and formerly of Kim & Chang, and Yong-gap KIM (28th Class, JRTI and patent attorney), who brings 19 years of extensive expertise from Kim & Chang’s IP team. Our bench of elite practitioners includes In-chul KANG (21st Class, JRTI), a former judge and prosecutor with deep IP experience; Sung-han JEON (31st Class, JRTI); Eung-jun JEON (33rd Class, JRTI and patent attorney); Seung-kwan CHOI (37th Class, JRTI and patent attorney); and Dong-hwan SHIN (passed the 1st Bar Exam and patent attorney), all of whom have proven track records in complex IP litigation.

LIN has consistently delivered successful outcomes in traditional IP matters and high-stakes trade secret disputes, including misappropriation by competitors, employee poaching, and non-compete enforcement.

The strategic integration of TEK & LAW in 2019, led by Tae-eon KOO, has further solidified our unrivaled expertise in cryptocurrency, blockchain, and data privacy, positioning LIN as a pioneer in the legal landscape of emerging technologies.

To maximize technical precision, our IP Group maintains strategic alliances with specialized patent firms across chemical, electrical/electronic, and mechanical engineering sectors, as well as trademark and design practices.

By fostering seamless organic collaboration with our Antitrust, Litigation, and White-Collar Crime teams, LIN’s IP team is dedicated to meeting the evolving legal needs of our clients, and we also pledge to grow alongside them as a steadfast and trusted partner.

Representative Matters

·	Successfully secured an injunction against unfair competition involving Xylitol gum packaging design by proving trade dress infringement

·	Secured an injunction against a competitor for unfair competition involving Bulgaris yogurt to prevent consumer confusion with the established Bulgaris brand

·	Represented a client in a trademark dispute regarding the "Doubleshot" mark

·	Represented a client in an international arbitration case against a German corporation for violation of a non-compete clause

·	Handled civil and criminal litigation concerning trade secret misappropriation by former and current employees involving manufacturing facility blueprints

·	Secured the first Korean court ruling imposing sanctions on a cybersquatter in the Viagra domain name case

·	Obtained a landmark ruling for the Softree unfair competition case, the first to apply the general clause of the Unfair Competition Prevention Act

·	Secured a trademark revocation judgment by proving the falsity of use evidence submitted by a trademark holder seeking to avoid cancellation

·	Represented a client in a patent infringement case involving electrode structures for VA mode liquid crystal panels, seeking to enjoin the production and sale of LCD TVs

·	Represented a client in a patent litigation concerning recombinant bovine somatotropin, seeking an injunction against the production and sale of hormone products

·	Represented a client in a patent infringement case regarding ITO films for touch panels, seeking an injunction against the production and sale of the products

·	Represented a client in a patent dispute involving superabsorbent polymers, seeking an injunction against the production and sale of the chemical materials

·	Litigated a patent infringement and damages claim against multiple generic pharmaceutical companies to enjoin the production and sale of neuropathic pain treatments

·	Advised on a patent case involving self-service fuel dispensers and integrated credit card payment methods

·	Represented a client in a patent litigation regarding blue LED technology

·	Represented a client in a patent dispute involving red phosphor technology

·	Represented a client in a patent case regarding whitening agents

·	Represented a client in a patent litigation involving allergic rhinitis treatments

·	Advised on a patent case regarding the characteristics of copper foil used as anode current collectors in secondary batteries

·	Represented a client in a lawsuit seeking an injunction against computer program copyright infringement

·	Represented a client in a patent case concerning electrode structures for susceptors used in semiconductor manufacturing

·	Represented a client in a copyright infringement damages claim against a drama screenwriter for plagiarizing a novel

·	Represented a client in a preliminary injunction case for copyright infringement regarding the plagiarism of game rules

·	Litigated a utility model infringement case involving wale connection members

·	Represented a client in a claim for the return of unjust enrichment regarding non-refundable royalty agreements in the event of patent invalidation

·	Represented a client in a preliminary injunction case for utility model infringement involving vertical exhaust pipe connections and structures

·	Represented a client in a preliminary injunction case for utility model infringement involving emergency exit lights

·	Represented a client in a preliminary injunction case for design right infringement involving guard frames for exercise equipment

·	Represented a client in a preliminary injunction case for patent infringement involving processing methods and apparatus for synthetic resin sheets with natural leather textures

·	Represented a client in a preliminary injunction case for trade secret misappropriation involving raw material composition and mixing ratios for rice cakes

·	Represented a client in a damages claim against a patentee for violating a sole and exclusive license agreement

·	Represented a client in a damages claim for utility model and design right infringement involving disputes over novelty and inventive step

·	Represented a client in a preliminary injunction case for patent infringement involving groundwater borehole protection and pollution prevention devices based on the doctrine of equivalents