2 trademarks were found for owners matching the name John Douglas Oliver.
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1 TM: 587809
Desc: SERIAL SAFE, SERIALSAFE
Owner: Truedi-Ann Gill, , , John Douglas Oliver
Class: 9
Status: Lapsed: Not accepted
2 TM: 587967
Desc: SERIAL SAFE
Owner: Truedi-Ann Gill, , , John Douglas Oliver
Class: 42
Status: Lapsed: Not accepted