My longtime client Quint Higgins of Raleigh, NC recently obtained a registered trademark for 3RD DEGREE FIN SYSTEMS. My client is in the business of manufacturing and selling paddleboard fins; surfboard fins; fins for body boards; fin boxes for paddleboards; fin boxes for surfboards; fin boxes for body boards; surfboard accessories, namely, leashes, repair patches, traction pads, storage racks, carriers worn on body, holders worn on body, paddles, kits for building surfboards, bags, hydrofoils, deck grips. The trademark can be seen here.