https://www.justia.com/intellectual-property/trademarks/strength-of-marks/generic-terms/ https://www.justia.com/intellectual-property/trademarks/stre... When a

https://www.justia.com/intellectual-property/trademarks/strength-of-marks/generic-terms/ https://www.justia.com/intellectual-property/trademarks/stre... When a trademark becomes "genericized," the trademark is lost and any other company can use it for their own products. The word "escalator" used to be a trademark and now anyone can sell escalators and market them as such.