3M trademarks: expansion into trademark classes, 1970–2022
Video: how 3M extended its South African trademarks into new classes from 1970 to 2022 – from rubber & plastics, chemicals, electronics & software into new fields. 45 of 45 classes, 421 trademarks. South African trademark statistics by Sibanda & Zantwijk.
Transcript
- Before 1970, 3M already used 18 classes, including class 17 rubber & plastics, class 1 chemicals, class 2 paints, class 3 cosmetics & cleaning, class 20 furniture.
- 1974: 3M moves into class 6 metal goods.
- 1976: 3M moves into class 40 processing materials.
- 1977: 3M moves into class 11 lighting & appliances.
- 1978: 3M moves into class 37 construction & repair.
- 1979: 3M moves into class 27 carpets; class 35 advertising & retail; class 42 tech & IT services.
- 1993: 3M moves into class 4 oils & fuels; class 13 firearms & fireworks; class 14 jewellery & watches; class 15 musical instruments; class 22 ropes & tents; class 23 yarns; class 28 toys & sports goods; class 29 meat, dairy & oils; class 30 coffee, flour & sweets; class 31 fresh produce & pet food; class 32 beer & soft drinks; class 33 wines & spirits; class 34 tobacco; class 36 finance & insurance; class 38 telecoms; class 39 transport & travel; class 41 education & entertainment.
- 2004: 3M moves into class 43 restaurants & hotels; class 44 medical & beauty care; class 45 legal & security.
- By 2022, 3M had trademarks in 45 of the 45 classes.