Here's your weekly roundup of stories in the world of trademarks:

And here's your trademark trivia for the day: San Diego Chargers helmet logo registered as trademark on this day in 1978. As seen on this decal from 1977. The Chargers open their NFL season against the Arizona Cardinals on Monday night.

The lawyers at Trademarkology provide trademark registration services backed by the experience and service of one of the nation's oldest law firms. Click here to begin the process of protecting your brand name with a federally registered trademark.

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