Wayss & Freytag Ingenieurbau AG
60489 Frankfurt am Main
Trademarks
Holder of one trademark, 1 in force.
From Swissreg, the register of the Federal Institute of Intellectual Property. The register names a holder by name and address only, so a mark is listed here when its holder’s name is this entity’s.
Patents
TUNNELBAUWERK
EP4230839
Vorpressrohr
EP2857731
VERFAHREN ZUM AUSTRAGEN VON MATERIAL AUS EINER DRUCKKAMMER UND FÖRDEREINRICHTUNG
EP0972157
Tübbingauskleidung für unterirdische zylindrische Bauwerke in Böden mit geringer Standfestigkeit
EP0931908
Holder of 4 patents, 1 in force.
From Swissreg, the register of the Federal Institute of Intellectual Property: Swiss patents and European patents with effect in Switzerland. A patent is listed here when its holder’s name is this entity’s.