Advertising Law Blog

For businesses selling products through Amazon, a patent infringement notice can quickly become a significant commercial problem. Amazon's Patent Evaluation Express (APEX) program allows U.S. utility patent owners, or their registered agents, to seek a neutral evaluation of an alleged infringement claim involving products sold on Amazon. An APEX notice can put an established product listing at risk, potentially disrupting sales, affecting marketplace visibility, and creating complications for inventory already manufactured or held in fulfillment centers. Sellers that have not considered these risks before receiving a notice may find themselves making important business and legal decisions under significant time pressure.

One important step is understanding the patent landscape before launching a product. A freedom-to-operate review can help identify potentially relevant patents while there is still an opportunity to evaluate alternatives. Although no review can guarantee that a product will not face an infringement allegation, identifying potential issues before manufacturing and inventory commitments are made can provide substantially more flexibility than addressing them after launch.

Sellers should also maintain access to technical information that may be useful in evaluating a patent infringement allegation. Depending on the product and the nature of the allegation, product specifications, engineering drawings, CAD files, photographs, manufacturing records, and other technical documentation may help determine whether the accused product includes each limitation of an asserted patent claim. Having relevant information readily available can make it easier to assess an APEX notice within the applicable response period.

Another important consideration is the need to evaluate an APEX notice promptly and coordinate the legal response with the business implications of a potential listing removal. Sellers should identify the specific products and their associated Amazon Standard Identification Numbers (ASINs), determine how important those listings are to overall revenue, assess available inventory, and consider whether alternative products or listings may be affected. The commercial significance of the challenged product may influence whether to participate in the APEX evaluation, seek a resolution with the patent owner, or consider litigation.

Sellers should also avoid assuming that a product modification or a change in manufacturing arrangements will necessarily resolve a patent issue. A proposed modification must be evaluated against the actual limitations of the asserted patent claims. Changing manufacturers, by itself, will not address the issue if the resulting product continues to satisfy each of those limitations. Any proposed modification should therefore be reviewed before additional production or inventory commitments are made.

Finally, sellers should consider patent risk as part of their ongoing product development and sourcing processes rather than treating it as an issue that arises only after receiving an infringement notice. New product launches, changes to existing products, and the introduction of products into an established category can all create opportunities to evaluate potential patent exposure before significant commercial investments are made.

TAKEAWAY: An APEX notice can threaten more than a product listing; it can disrupt an established revenue stream and create significant inventory and operational challenges. Amazon sellers should incorporate patent review into product development, maintain the technical documentation needed to evaluate infringement allegations, and have a process for promptly assessing and responding to APEX notices. Early review can help identify potential patent issues while product designs and manufacturing decisions remain flexible.