- A helical wind turbine design by Change Wind Corporation was denied registration as a trademark because the design was deemed functional rather than ornamental, and Change Wind was unable to prove that customers knew the source of the design.
- It can be difficult to register product designs as trademarks once the features of the design are the subject of a patent application.
The U.S. Patent and Trademark Office denied an application by wind turbine manufacturer Change Wind Corporation to register its helical turbine design (shown below) as a trademark. The denial likely ends Change Wind’s quest to be granted exclusive rights to the registration of this specific design. Continue reading Why Change Wind Corporation Cannot Register Its Helical Turbine as a Trademark