Lenovo ThinkPad L421 - Manual (Page 16)

Trademarks
The following terms are trademarks of Lenovo in the United States, other countries, or both:
Lenovo
ThinkVantage
Microsoft, Windows, and Windows Vista are the trademarks of the Microsoft group of companies.
Other company, product, or service names may be trademarks or service marks of others.
8 Lenovo AutoLock Deployment Guide