| ADDITIVE-A LIGNOTECH USA INC.
388223 28 Jul 1975 | on 31 Dec 1969 | Class 001 Class 001 Chemical Products Chemical conditioner for clay products. | | | ADDITIVE CONSTRUCTION AS A SERVICE PRINTERRA INC.
2351457 24 Sep 2024 | on 24 Sep 2024 | Class 037 Class 037 Construction and Repair Services Building construction; building construction and repair; building construction contracting services; construction and repair of buildings; general building and infrastructure contractor services; general building contractor services; project management in the field of building construction; project management in the field of residential and commercial construction and renovation; project management services in the field of building construction and renovation Class 042 Class 042 Computer & Software Services & Scientific Services Architectural project management; construction drafting; construction drafting consultancy; construction project engineering; construction project engineering consulting | | | Four sine waves with half periods representing additive synthesis of a square wave. Differential Audio Inc.
2267361 04 Jul 2023 | on 27 Nov 2024 | Class 015 Class 015 Musical Instrument Products Electronic music synthesizers; electronic musical instruments | |