Filed: July 12, 1976 FORMWORK FOR CONCRETE WALLS AND PARTS THEREOF, FORMWORK WALL PANELS, AND GIRDERS AND BRACKETS FROM WOOD OR STEEL FOR THIS… Owned by:PERI SE Serial Number:73093228
Filed: December 6, 1995 computer programs stored on storage media used in planning and construction of high rise structures, in particular for planning… Owned by:PERI SE Serial Number:75028460
Filed: November 9, 2000 METAL FORMWORK FOR CONCRETE AND STRUCTURAL PARTS THEREOF AND REINFORCEMENTS OF METAL THEREFOR; STRUCTURAL SCAFFOLDINGS,… Owned by:PERI SE Serial Number:76162991
Filed: March 11, 2008 Construction consultation for the optimization of construction site processes; rental of construction equipment, namely,… Owned by:PERI SE Serial Number:77418400
Filed: October 28, 2020 Non-metal construction elements made of plastic, namely, formwork in the nature of scaffolding, supports, wall panels, girders… Owned by:PERI SE Serial Number:90284645
Filed: October 28, 2020 Non-metal construction elements made of plastic, namely, formwork in the nature of scaffolding, supports, wall panels, girders… Owned by:PERI SE Serial Number:90284751
Filed: October 28, 2020 Non-metal construction elements made of plastic, namely, formwork in the nature of scaffolding, supports, wall panels, girders… Owned by:PERI SE Serial Number:90284773
Filed: August 31, 2021 Metal reinforcing materials for concrete; Tension links of metal; Metal building materials, namely, ceiling boards and floor… Owned by:PERI SE Serial Number:97003481
Filed: August 31, 2021 Metal reinforcing materials for concrete; Tension links of metal; Metal building materials, namely, ceiling boards and floor… Owned by:PERI SE Serial Number:97003501