Juan Manuel:

Have you tried researching Unilin /Välinge on the Internet? In Spanish, leave "Unilin" and Välinge as they are, WITHOUT the apostrophe s ('s). They are proper names.

Anyway, for what it is worth:
https://fcnews.net/2017/09/laminate-the-latest-innovations-i...
Unilin Division Technologies
Unilin Division Technologies is the intellectual property unit within the Unilin Group that grants licenses with regard to Unilin’s patent rights.

Unilin provides several different glueless locking system platforms, including Uniclic, UnitFit (Plus and X) and Unipush. Uniclic is the industry’s traditional glueless locking technology for installation of flooring and wall panels, while Unifit Plus and Unifit X are designed for fold-down installation of flooring panels, which includes laminates.

[....] Uniboard is another Unilin licensee. The company’s lamiante flooring product range includes both 12mm and 14mm offerings, each featuring the “Bestlock” glueless locking technology. The end result, according to the company, is a streamlined installation anchored by strong locking joints.

UNICLIC® - Basic Locking - Unilin Technologies
www.unilintechnologies.com/en/flooring/technologies/basic-l...
... Best technical performances among all locking systems on the market; Extensive patent protection thanks to cooperation agreements with Välinge, Windmöller ...


(2) Välinge
Välinge continues to demonstrate its knack for innovation with the latest iteration of its signature 5G locking system. Known as 5G-i, the new system is designed, in part, to expand the installation options for a variety of new floating plank flooring products hitting the market.