Sierra Mist Trademark Lawsuit: All You Need to Know in 2025

Introduction: Why a Soda Ignited a Legal Fight

Not many people would anticipate that their preferred soft drink would find itself in the midst of a court soap opera, but that’s what occurred to Sierra Mist. A favorite lemon-lime soft drink from PepsiCo, Sierra Mist became embroiled in a trademark dispute that attacked the name of the product itself.

The Sierra Mist trademark lawsuit isn’t just about a catchy word it’s about the power of branding, consumer perception, and legal protection in the hyper-competitive beverage market. In this guide, we’ll break down everything: the history of Sierra Mist, the core legal arguments, the outcome of the case, and what it means for both businesses and soda lovers. Have you checked our detailed guide on when is it too late to fire your attorney.

A Quick Refresher: What Was Sierra Mist?

When PepsiCo introduced Sierra Mist in 1999, everyone knew what the objective was to challenge Sprite (Coca-Cola’s citrus behemoth) and 7UP.

Positioning: A clean, fresh-tasting, caffeine-free lemon-lime soft drink.
Marketing focus: Highlighted natural tastes and “refreshing simplicity.”

Timeline:

1999: Sierra Mist becomes available nationwide.
2016: Renamed Mist Twst.
2018: Sierra Mist original name reintroduced.
2023: PepsiCo phases out Sierra Mist, introducing Starry.

Despite devoted supporters, Sierra Mist never surpassed Sprite’s reign. Nevertheless, it established a familiar niche in the market — until legal issues and strategic shifts altered its destiny.

The Trademark Trouble: Why “Mist” Became a Problem

The Sierra Mist trademark lawsuit was all about one word: “Mist.”

Trademark law safeguards names, words, and logos that assist consumers in identifying goods. Should a new brand resemble the existing one too much, another company may claim infringement.

Smaller drink producers claimed that PepsiCo’s extensive use of Mist conflicted with their trademarks and could lead to consumer confusion and dilute their presence.

PepsiCo, naturally, didn’t agree. They contended that the whole name “Siella Mist” was distinctive enough, and no one would reasonably assume it was some other drink.

Important Questions of Law in the Sierra Mist Trademark Dispute

The suit presented a number of significant questions of trademark law that extend beyond cola:

Who actually owns rights to a generic word?
Can a company trademark a common, day-to-day word like Mist with regard to drinks?
Is there really consumer confusion? When customers are looking at a can of soda with “Mist” on it, do they necessarily think of Sierra Mist — or might they confuse it with another product?
Does size really matter in trademark battles? Smaller brands said that PepsiCo’s gigantic marketing muscle essentially drowned out their trademarks.
Is dilution as destructive as confusion? Even if the customers are not confused, does having Mist used on so large a scale make other “Mist” labels less unique?

The History of the Sierra Mist Trademark Lawsuit

An infographic timeline showing the evolution of PepsiCo’s lemon-lime soda branding: Sierra Mist in 1999, Mist Twst in 2016, Sierra Mist again in 2018, and Starry in 2023.

Early 2000s: Trademark conflicts regarding the use of “Mist” start emerging, although PepsiCo continues developing Sierra Mist.
2016: Rebranding to Mist Twst again spurs concerns among smaller businesses, as the “Mist” name became more prominent.
2018: PepsiCo simply reverses and goes back to Sierra Mist.
2022–2023: Trademark disputes intensify, as PepsiCo’s use of “Mist” is alleged to have unfairly competed with and diluted the trademarks of smaller brands.
2023: PepsiCo formally discontinues Sierra Mist and releases Starry, a decision that most people feel was driven by both sales performance and the lawsuit.

PepsiCo’s Defense in the Lawsuit

A few strong points were made by PepsiCo’s lawyers in the Sierra Mist trademark lawsuit:

Distinctiveness: The name Sierra Mist as a brand is distinctive and not confusingly similar to any other products.
Market recognition: Decades of commercials established Sierra Mist as a familiar brand of soda, and confusion was unlikely.
Fair use of language: The term Mist is descriptive and not a uniquely owned word by a single firm.

The Arguments of the Opposing Side

The smaller firms that opposed PepsiCo adopted a very different position:

Pre-existing rights: They asserted early use of Mist in drink branding.
Market dominance issue: PepsiCo’s massive presence rendered it well-nigh impossible for competing brands to compete on a level playing field.
Trademark dilution: Even assuming customers weren’t confused, the extensive use of Mist by PepsiCo diluted their own brand strength.

The Verdict and Outcome

A wooden judge’s gavel beside legal documents titled “Trademark Lawsuit” with a fountain pen on a desk.

While not all of the Sierra Mist trademark lawsuit details are public, it is reported that PepsiCo was subjected to sufficient legal and strategic pressure to reconsider its branding.

2023’s introduction of Starry is generally considered a reaction in direct response. Rather than continuing to fight to protect the Sierra Mist trademark, PepsiCo made a change dropping the old brand altogether.

This change did away with the Sierra Mist period but also provided PepsiCo with a fresh start in the lemon-lime soda industry.

How the Lawsuit Shaped the Soda Industry

A Lesson in Branding

Even a giant like PepsiCo needs to exercise caution when it comes to trademarks before it can introduce or rebrand products.

David vs. Goliath Moment

The case revealed that small companies can be successful in challenging big corporations under the law of trademarks.

Consumer Loyalty Tested

Several fans missed Sierra Mist’s exit, exemplifying how much people can cling to brands.

A New Player Enters

With Starry, PepsiCo is going after Gen Z with more assertive tastes and new marketing — and it’s a sign that the soda battles are not fading away.

What Businesses Can Learn from the Sierra Mist Trademark Lawsuit

If you have a business — be it a global company or small startup — the Sierra Mist trademark lawsuit has some enduring takeaways:

Conduct good trademark research before deciding on a product name.
File trademarks early to shield your brand identity.
Steer clear of generic names that can cause legal disputes down the road.
Prepare to shift gears if legal or market pressures dictate it.
Show respect for the IP rights of competitors to prevent expensive lawsuits.

For more information, the United States Patent and Trademark Office (USPTO) offers a great guide to filing and defending trademarks a good read for small business owners.

The Consumer Angle

From the consumer point of view, the Sierra Mist trademark lawsuit may seem like mere corporate soap opera. But it had very tangible consequences:

Gone favorite: Sierra Mist loyalists suddenly couldn’t locate their soda in stores.
New choices: PepsiCo is counting on Starry to win over young drinkers, but it’s unclear whether nostalgia for Sierra Mist will last.
Marketplace changes: These kinds of cases have an impact on more than just soda branding; they shape the way products are branded overall across industries.

Ahead of the Curve: The Future Beyond Sierra Mist

Side-by-side comparison of Sierra Mist soda cans and the new Starry can, highlighting PepsiCo’s rebranding from Sierra Mist to Starry.

The Sierra Mist trademark litigation concluded one chapter in the history of PepsiCo and began another. With Starry, PepsiCo is taking a gamble on a new name, new flavor profile, and new marketing tactics.

Will it prevail where Sierra Mist did not? Only time will tell. But one thing is for sure — this case will be recalled as a lesson in how intellectual property law can touch the brands we find in grocery stores.

Frequently Asked Questions

The Sierra Mist trademark lawsuit centered on the use of the word “Mist.” Smaller beverage companies claimed PepsiCo’s use of the name infringed on their existing trademarks, leading to confusion and dilution of their brand identity.

While PepsiCo owned and marketed Sierra Mist, smaller beverage companies challenged the trademark, arguing they had prior rights to the word “Mist” in their branding.

Details of the case remain limited, but reports suggest PepsiCo faced enough legal and strategic pressure to phase out Sierra Mist. Instead of continuing the legal battle, the company introduced Starry in 2023.

PepsiCo discontinued Sierra Mist mainly due to market struggles against Sprite and ongoing trademark challenges. The brand was replaced by Starry, aimed at appealing to younger, Gen Z consumers.

In early 2023, PepsiCo launched Starry, a new lemon-lime soda, as the official replacement for Sierra Mist. The rebrand was part of PepsiCo’s effort to stay competitive in the lemon-lime soda market.

The case is a lesson for companies about the importance of trademark research. Even large corporations like PepsiCo must ensure their brand names don’t conflict with pre-existing trademarks. Smaller businesses can, and do, win against bigger companies in such disputes.

Yes, but only within specific industries and contexts. For example, a beverage company can trademark “Mist” for sodas, but another company in a different industry (like cleaning products) could also use the word legally.

So far, Starry has not faced the same disputes because its branding is unique and distinctive compared to Sierra Mist. PepsiCo deliberately chose a new name to avoid further legal challenges.

Final Thoughts

The Sierra Mist trademark lawsuit wasn’t merely about soda. It was about trademark rights, brand identity, and who controls the balance of power between giant corporations and smaller players.

For PepsiCo, it marked the end of a two-decade-long experiment. For consumers, it meant saying goodbye to a familiar favorite. For businesses, it’s a powerful reminder that even the biggest names can’t ignore intellectual property law.

As the soft drink industry advances, Starry will be the hope of PepsiCo to finally catch up with Sprite. But the memory of Sierra Mist and the lawsuit that brought it to an end will be an important page in beverage business history.