# The Shape of a Spray Bottle: In re Morton-Norwich and the Functionality Factors

> The CCPA separated de facto from de jure functionality and gave trade-dress law its four-factor test for deciding when a product's design can be a trademark.

Topic: Trademarks  |  Author: Lidiia Levitska  |  Source: Intellectual Property Law (outsideipcounsel.com)
Canonical: https://outsideipcounsel.com/blog/in-re-morton-norwich-functionality-factors/


Trade-dress law had to answer a basic question before it could protect the look of a product: when is a design merely useful, and when is it a brand? *In re Morton-Norwich Products, Inc.*, 671 F.2d 1332 (C.C.P.A. 1982), supplied the answer that courts still rely on. Morton-Norwich sought to register the configuration of a trigger-operated plastic spray bottle as a trademark for its cleaning products. The Patent and Trademark Office refused, calling the shape functional. In a foundational opinion by Judge Giles Rich, the Court of Customs and Patent Appeals reversed, drawing a sharp line between designs that merely work and designs that the law treats as functional, and laying out the four-factor framework that bears the case's name.

## At a glance

- **Case:** *In re Morton-Norwich Products, Inc.*, 671 F.2d 1332 (C.C.P.A. 1982).
- **Court:** U.S. Court of Customs and Patent Appeals; opinion by Judge Giles S. Rich.
- **Posture:** Appeal from the Trademark Trial and Appeal Board's refusal to register the configuration of a spray bottle.
- **Holding:** The spray-bottle configuration was not de jure functional on this record; the refusal was reversed and the case remanded to consider distinctiveness.
- **Significance:** Distinguished de facto from de jure functionality and articulated the four evidentiary factors that govern whether a product design can be protected as trade dress.

## A useful design is not necessarily a functional one

The PTO's logic was intuitive: a spray bottle is a useful object, so its shape is functional and cannot be a trademark. Judge Rich rejected that elision. Almost every product configuration is useful in some sense — it holds liquid, it fits a hand, it stands upright. If usefulness alone defeated protection, no product design could ever be trade dress. The court therefore separated two ideas. *De facto* functionality means simply that a design performs a function; it does not bar registration. *De jure* functionality means the design is functional "in the legal sense" — that exclusive rights in it would put competitors at a significant non-reputation-related disadvantage. Only de jure functionality bars protection. The right question, the court held, is not whether the bottle works but whether "the design itself" is dictated by function in a way that competitors must be free to copy to compete effectively.

## The four factors

To make that inquiry administrable, the court identified four kinds of evidence bearing on de jure functionality. First, the existence of a utility patent disclosing the utilitarian advantages of the design — strong evidence that the features are functional. Second, the applicant's own advertising: if the maker touts the utilitarian advantages of the design, that admission cuts against protection. Third, the availability of functionally equivalent alternative designs to competitors — if rivals can achieve the same function with different-looking designs, exclusive rights in one design do not hinder competition. Fourth, whether the design results from a comparatively simple or inexpensive method of manufacture, which would suggest the shape was chosen for economy rather than identification. These factors are weighed together; none is alone dispositive. Applying them, the court found the record did not establish that the particular configuration of Morton-Norwich's bottle was dictated by function, especially given the many alternative bottle shapes available to competitors.

## Competition, copying, and the role of the factors

The deeper principle animating the test is the freedom to compete. Judge Rich grounded functionality in "the right to compete through imitation of a competitor's product," a right the law restricts only temporarily through patents and copyrights. Trademark protection for a design is legitimate when it protects source identification without locking up a functional advantage; it is illegitimate when it would extend a monopoly over how a product works. The four factors operationalize that balance, focusing the analysis on objective evidence — patents, ads, alternatives, cost — rather than on the bare observation that a product is useful. Because the configuration was not shown to be de jure functional, the court reversed and remanded so the Board could address the separate question of whether the design was distinctive enough to function as a source identifier. The factors have since been adopted widely and remain the standard analytic tool, later reinforced by the Supreme Court's functionality decisions.

## Open questions

- **How much does a utility patent weigh?** *Morton-Norwich* flagged patents as evidence; the Supreme Court's later *TrafFix* decision made a utility patent "strong evidence" of functionality, raising questions about how the factors interact.
- **When are alternatives enough?** The availability of other designs cuts against functionality, but courts dispute how many or how comparable the alternatives must be.
- **Does the test reach aesthetic functionality?** The four factors focus on utilitarian functionality, leaving the treatment of design features valued for their appearance less settled.

## Implications

- **Build a nonfunctionality record.** Applicants should document available alternative designs and avoid advertising that touts the utilitarian benefits of the shape they want to protect.
- **Beware your own patents and ads.** A utility patent or marketing copy praising a design's function can sink a later trade-dress claim.
- **Distinguish working from functional.** The fact that a design is useful does not defeat protection; the question is whether competitors need to copy it.
- **Plan for distinctiveness too.** Clearing functionality is only half the battle; a product configuration generally must also acquire distinctiveness to be registrable.
- **Expect TrafFix overlay.** Modern functionality analysis layers the Supreme Court's utility-patent emphasis onto the Morton-Norwich factors; brief both.

## Frequently asked questions

**What are the Morton-Norwich functionality factors?**
Courts weigh four kinds of evidence: whether a utility patent discloses the utilitarian advantages of the design; whether the applicant's own advertising touts those utilitarian advantages; whether functionally equivalent alternative designs are available to competitors; and whether the design results from a comparatively simple or cheap method of manufacture.

**What is the difference between de facto and de jure functionality?**
De facto functionality means the design does something useful, which does not bar trademark protection. De jure functionality means the design is functional in a legal sense, because protecting it would hinder competition, and that does bar protection. *Morton-Norwich* made this distinction central to trade-dress law.

**Can the shape or configuration of a product be a trademark?**
Yes. *Morton-Norwich* confirmed that a product configuration can be registered as a trademark if it is nonfunctional and serves to identify and distinguish the source of the goods, typically by having acquired distinctiveness.

## Authorities and sources

- *In re Morton-Norwich Products, Inc.*, 671 F.2d 1332 (C.C.P.A. 1982) (CaseMine): https://www.casemine.com/judgement/us/5914c41dadd7b049347cb4ad
- TMEP § 1202.02(a)(v), evidence and considerations regarding functionality (BitLaw reprint): https://www.bitlaw.com/source/tmep/1202_02_a_v.html
- Functionality of trade dress overview (IADC): https://www.iadclaw.org/assets/1/6/12_1_-_Functionality_of_Trade_Dress.pdf
- Lanham Act § 2(e)(5), functional matter, 15 U.S.C. § 1052 (Cornell Legal Information Institute): https://www.law.cornell.edu/uscode/text/15/1052