PROTONMAIL
○ Dead · CancelledU.S. federal trademark · Serial No. 86405693 · Reg. No. 4754889
Filing Date
September 25, 2014
Registration Date
June 16, 2015
Goods & Services
Secure e-mail services
Thinking of using a similar name?
Search 14 million+ trademarks free and see if your brand conflicts with "PROTONMAIL" 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.