O2
○ Dead · CancelledU.S. federal trademark · Serial No. 73301357 · Reg. No. 1222968
Filing Date
March 16, 1981
Registration Date
January 4, 1983
Goods & Services
Respiratory Therapy
Thinking of using a similar name?
Search 14 million+ trademarks free and see if your brand conflicts with "O2" or anything like it, before you file.
Run a free trademark search →Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.