Sumitomo Chemical trademarks: expansion into trademark classes, 1970–2024
Video: how Sumitomo Chemical extended its South African trademarks into new classes from 1970 to 2024 – from pharmaceuticals, chemicals, paints into new fields. 13 of 45 classes, 242 trademarks. South African trademark statistics by Sibanda & Zantwijk.
Transcript
- Before 1970, Sumitomo Chemical already used 1 classes, including class 5 pharmaceuticals.
- 1970: Sumitomo Chemical moves into class 1 chemicals; class 2 paints.
- 1975: Sumitomo Chemical moves into class 17 rubber & plastics.
- 2002: Sumitomo Chemical moves into class 23 yarns; class 24 textiles.
- 2009: Sumitomo Chemical moves into class 31 fresh produce & pet food.
- 2011: Sumitomo Chemical moves into class 16 paper & print; class 19 building materials; class 22 ropes & tents; class 25 clothing; class 27 carpets.
- 2012: Sumitomo Chemical moves into class 7 machines.
- By 2024, Sumitomo Chemical had trademarks in 13 of the 45 classes.