By: Ana Esther Urquizo / Ricardo Gómez
The term dupe, used to refer to products marketed as more affordable alternatives to higher-priced or more prestigious products, has gained significant prominence in sectors such as fashion, cosmetics, perfumery, and consumer goods.
Its rise has sparked an important discussion: how far can a mark go in drawing inspiration from another without crossing the line into illegality?
The answer is not absolute. A dupe is not illegal merely because it offers a more affordable alternative or takes inspiration from a market trend. However, it may become legally problematic when it reproduces protected elements, causes confusion, unfairly benefits from another marks’ reputation, or communicates misleading information to consumers.
While some view dupes as a way to democratize access to certain products, others see them as a form of unfair competition. Therefore, each case must be analyzed from a comprehensive perspective that considers intellectual property rights, unfair competition, and consumer protection.
It is important, however, to distinguish between dupes and counterfeit products.
Counterfeiting involves the unauthorized use of a registered trademark, typically with the intention of presenting the product as original or authentic. In that scenario, the product seeks to replace the original rather than offer an alternative.
A dupe, strictly speaking, should be marketed under its own mark and should not attempt to pass itself off as the original product. Its commercial promise is different: to offer a similar, inspired, or comparable alternative.
This distinction is important, but it does not mean that every dupe is lawful. Even in the absence of counterfeiting, there may still be trademark infringement, industrial design infringement, unfair competition, or misleading advertising, depending on the elements reproduced and the manner in which the product is presented to the public.
Industrial Property
From an industrial property perspective, the analysis should begin with a basic question: which elements of the original product are protected?
In Mexico, the Federal Law for the Protection of Industrial Property allows protection of various assets that may be relevant in this context, including word marks, composite trademarks, color combinations, three-dimensional shapes, industrial designs, trade names, and other distinctive elements.
Accordingly, a dupe may infringe third-party rights if it uses signs that are identical or confusingly similar to a registered trademark, reproduces a protected three-dimensional shape, incorporates a registered industrial design, or imitates a combination of visual, commercial, or operational elements that may lead consumers to improperly associate it with another product or company.
For example, it is not the same to sell a product with an aesthetic proposal similar to a general market trend as it is to sell a product whose presentation, colors, typography, packaging, shape, or marketing message clearly evokes a specific mark.
In Mexico, administrative infringements include, among others, acts that mislead the public into believing that there is a relationship, authorization, license, or association with a third party. Likewise, using a registered trademark -or one confusingly similar- for identical or similar goods or services may constitute infringement, as may the use of combinations of distinctive signs, operational elements, or imagery that create a false association with a rights holder.
Similarly, in the case of industrial designs, the substantial reproduction of a registered design may constitute infringement even when the product is marketed under a different mark. Therefore, the mere fact that a dupe does not use the original trademark is not, by itself, sufficient to rule out infringement.
Administrative sanctions may include fines, additional fines for each day the infringement continues, temporary closure of the business, and, in serious or repeat cases, permanent closure. In addition, the affected rights holder may seek damages when the applicable legal requirements are met.
Unfair Competition
As noted above, even when a dupe does not directly infringe a registered trademark or industrial design, its commercialization may still raise concerns from an unfair competition standpoint.
The Paris Convention defines unfair competition as any act contrary to honest practices in industrial or commercial matters. In particular, acts capable of creating confusion, by any means, regarding a competitor’s establishment, products, or industrial or commercial activities must be prohibited.
In Mexico, the Federal Law for the Protection of Industrial Property also aims to prevent acts that harm industrial property rights or constitute unfair competition related to such rights.
Thus, the legal issue is not always that a product is similar, but rather how it is presented in the marketplace or advertised. A product may constitute unfair competition when it seeks to benefit from another mark’s reputation, especially if its packaging, advertising, name, colors, shape, or commercial communications are designed to lead consumers to believe that a nonexistent relationship, authorization, license, equivalence, or endorsement exists.
At this point, the boundary can be particularly delicate. Legitimate inspiration is typically based on market trends, functionalities, or general styles. Unfair imitation, by contrast, seeks to capture a third party’s commercial identity or benefit from its reputation without authorization.
Consumer Protection
From a consumer protection perspective, the key issue is the risk of deception. Typically, PROFECO (Federal Consumer Protection Agency) relies on technical parameters such as ingredients, quantities, percentages, or requirements established in Official Mexican Standards.
A product may become unlawful when its presentation, advertising, or marketing messages mislead consumers regarding its origin, quality, characteristics, equivalence, or relationship to the original product.
Claims such as “same quality as the original,” “identical to the original,” “authorized version,” “exact equivalent,” or other unverifiable comparative statements may create risks under the Federal Consumer Protection Law, particularly when such claims influence purchasing decisions.
Comparative advertising is not prohibited per se, but it must be truthful, substantiated, clear, and non-misleading. Therefore, marks may compare products, but they must do so based on objective support and without misleading consumers.
Conclusion
Dupes are not illegal by definition. Their legality depends on the specific elements they reproduce, the rights that protect the original product, and the manner in which they are presented in the marketplace.
The dividing line is not mere inspiration, but rather confusion, improper association, unjustified exploitation of another’s reputation, and deception of consumers.
For that reason, dupes represent a complex legal challenge. Not every dupe is unlawful, but neither is every dupe harmless. Their assessment requires a case-by-case analysis to determine whether they respect industrial property rights, compete fairly, and provide consumers with clear, truthful, and verifiable information.
In a marketplace where marks seek to protect their identity and consumers demand affordable alternatives, the law will play an increasingly important role in drawing the line between legitimate imitation and improper exploitation.
