HYFLOW GUIDE
○ Dead · ExpiredU.S. federal trademark · Serial No. 72125459 · Reg. No. 0733385
Filing Date
August 7, 1961
Registration Date
June 26, 1962
Goods & Services
TOOL FOR CENTERING CASING OR PIPE IN A WELL BORE
Thinking of using a similar name?
Search 14 million+ trademarks free and see if your brand conflicts with "HYFLOW GUIDE" 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.