Recently, the Marshall Division of the U.S. District Court for the Eastern District of Texas returned a jury verdict in Stratasys v. Bambu Lab, finding that Bambu Lab infringed four Stratasys 3D printing patents. Damages were set at about $27.6 million, equivalent to nearly RMB 190 million.

This is one of the most influential patent litigation rulings in the global consumer FDM 3D printing industry in recent years.

The lawsuit was first filed in August 2024. Stratasys alleged that Bambu Lab's X1, P1, and A1 series machines infringed its patents on multi-material printing, purge towers, and force-detection bed leveling. This is the first trial result in the two related lawsuits.

Notably, the jury found Bambu Lab's infringement was willful, but the judge did not support treble damages or issue a permanent injunction. Bambu Lab immediately said it respects the judicial process but disagrees with the verdict and will initiate review and appeal proceedings.

In the European market, the Hague Local Division of the Unified Patent Court rejected Stratasys's preliminary injunction request against Bambu Lab in April. The same patent family has produced different outcomes in different jurisdictions, reflecting the strong regional nature of overseas patent litigation.

This case is not just a commercial dispute between two companies; it is a landmark event for China's consumer 3D printing industry going global and will profoundly change the industry's competitive rules.

In recent years, leveraging supply chain advantages, Chinese manufacturers have risen rapidly. Consumer FDM printers offer strong cost performance, and large volumes have been sold to North America and Europe, taking market share from established players. After core FDM patents expired, traditional giants began filing extensive patents on niche peripheral technologies such as purge towers, nozzle material switching, and bed leveling, using patent litigation as a competitive weapon.

For the industry, this verdict sends a clear signal: overseas competition is no longer only about hardware performance, price, and delivery capability; intellectual property has become a market entry threshold.

Many small and mid-sized Chinese 3D printing manufacturers have long focused on product R&D while neglecting patent checks. Many finalize products without conducting a full freedom-to-operate search, assuming self-developed products cannot infringe.

However, U.S. patent infringement does not depend on subjective copying; as long as a product's technology falls within the scope of patent protection, it constitutes infringement. Even Bambu Lab, a leading domestic brand, faced large damages. For many small and mid-sized manufacturers lacking patent reserves, the risk of patent litigation when entering North America will rise sharply.

Once sued, they face not only huge damages but also product delistings and channel blockades, directly losing overseas markets. This precedent will also encourage overseas patent holders to launch more patent attacks against Chinese consumer 3D printing brands.

The dispute between Bambu Lab and Stratasys is not over; subsequent appeals and the second trial remain uncertain. But this lawsuit has already taught all Chinese hardware manufacturers going overseas a lesson: in the next phase of global competition, intellectual property is the lifeline.

For China's 3D printing industry to continue going global, it must maintain hardware innovation and supply chain advantages while addressing overseas patent compliance weaknesses, so it can protect business safety while products go overseas.

(Source: Cifnews Editorial Team)

SellerHome Review

A Shenzhen top seller was ordered to pay RMB 190 million, and the IP minefield for 3D printing exports has truly exploded. Cross-border sellers must check U.S. patent infringement risks, especially in technology-driven categories, and arrange design-arounds or licensing in advance. Do not go overseas unprotected.

Source: Cifnews
Original link: https://www.cifnews.com/article/188982