ALEXANDRIA, Va., June 10 -- The United States Patent and Trademark Office (USPTO) published about the trademark 'GRUMPY OLD BASTARD' in its latest official gazette. The trademark application with the serial number 99562428 was filed on Dec. 23, 2025.

Here are the other related details:

Goods and Services: 25 - Hats; T-shirts

International/US Class(es): 25

Mark Drawing Code: 4 - STANDARD CHARACTER MARK

Current Owner(s): Humu Surf 6752 Lonicera St Carlsbad CA California 92011 16 LIMITED LIABILITY COMPANY

Disclaimer: Curated by HT Syndication....