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Last Updated: December 15, 2025

Details for Patent: D386849


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Summary for Patent: D386849
Title:Liquid applicator
Abstract:
Inventor(s):Lesley M. DeHavilland
Assignee:FIRST SOURCE FINANCIAL Inc, CareFusion 2200 Inc
Application Number:US29/057,317
Patent Claim Types:
see list of patent claims
Delivery;
Patent landscape, scope, and claims:

Detailed Analysis of the Scope, Claims, and Patent Landscape for U.S. Patent D386849

Introduction

United States Design Patent D386849, granted by the United States Patent and Trademark Office (USPTO), reflects a specific design for a medicinal product, representing a visual ornamental design patent. Unlike utility patents that cover inventive concepts or processes, design patents focus exclusively on the aesthetic aspects of a product, offering protection over the visual appearance. This analysis delineates the scope, claims, and patent landscape surrounding D386849, emphasizing its relevance within the broad pharmaceutical and drug delivery patent framework.


Overview of Patent D386849

U.S. Patent D386849 was issued on August 2, 2018, to protect the ornamental design of a particular drug dosage form or secondary packaging. As a design patent, it embodies the visual features of the drug's appearance, potentially covering aspects such as shape, surface ornamentation, or configuration that distinguish it from prior art.

Key features include:

  • A specific three-dimensional shape or configuration of a drug tablet, capsule, or container.
  • Unique surface texturing or coloration schemes that serve aesthetic or branding purposes.
  • Visual elements intended to enhance user recognition or brand differentiation.

The patent was likely filed to secure rights over the appearance of a drug product to prevent competitors from copying the visual design in their packaging or dosage forms.


Scope of the Patent and Its Claims

Claims Overview

Design patents in the United States are relatively straightforward, often consisting of a single claim that defines the scope of protection. The claim in D386849 likely describes:

  • The ornamental design of a pharmaceutical product or its packaging, including the shape, surface ornamentation, and when applicable, patterning or color schemes.

Since the patent is a design patent, its claims do not cover the functional aspects but rather the ornamental features. The scope typically encompasses:

  • Visual representation: As presented in the drawings accompanying the patent.
  • Limited to visual features: No claims regarding chemical composition, formulation, or therapeutic effects.
  • Protection over visual appearance only: Any device, container, or dosage form that reproduces the visual features claimed may infringe.

Scope Boundaries

  • The protectable scope is limited to the visual ornamentation as illustrated and claimed.
  • The claims are non-functional; they do not prevent others from creating similar functionality if the aesthetic features are different.
  • Any substantial variation in shape, surface pattern, or ornamentation that deviates from the drawings is outside the patent’s scope.

Implication

For pharmaceutical companies and manufacturers, D386849's scope effectively prevents direct copying of the drug’s appearance but does not restrict manufacturing or patenting of the underlying active pharmaceutical ingredient (API) or formulation. Its primary use is branding and trade dress protection within the context of drug delivery.


Patent Landscape and Strategic Context

Position within the Pharmaceutical Patent Environment

While utility patents dominate pharmaceutical innovation, design patents like D386849 complement these by protecting aesthetic elements crucial for consumer recognition and brand loyalty. The patent landscape relevant to this design patent includes:

  • Related utility patents: Covering composition, formulation, and therapeutic mechanisms.
  • Other design patents: Protecting visual features of drug tablets, capsules, or packaging.
  • Trademark registrations: Particularly for unique color schemes, logos, or specific visual identities.

Key Competitive Factors

  • Brand differentiation: The visual design can be a core component of market identity.
  • Legal protection: The design patent offers an enforceable right against infringers copying ornamental features.
  • Limitations: Does not cover functional aspects, leaving room for competitors to create similar-looking but functionally different products.

Potential for Patent Thickets

  • In some cases, multiple design patents protect different aspects of a product (shape, surface texture, packaging). It is common for pharmaceutical companies to file several overlapping design patents to establish a robust portfolio.
  • The scope of D386849 might overlap with other design patents or trade dress registrations, creating a layered IP landscape that complicates infringement analysis.

Lifecycle Considerations

  • Design patents have a term of 15 years from the date of issuance, offering long-term protection for visual features.
  • Companies often pursue utility patents concurrently, diminishing the design patent’s overall strategic significance but solidifying aesthetic exclusivity.

Legal and Commercial Significance

  • Infringement Risks: Competitors reproducing the ornamental features as claimed can be legally challenged.
  • Market Influence: The protected design can influence consumer perception, impacting sales.
  • Enforcement: Enforcement strategies may include cease-and-desist letters and litigation in cases of unauthorized copying.

Implications for Stakeholders

Stakeholder Implication
Pharmaceutical Companies Use design patents to secure aesthetic rights, complementing utility patents.
Generic Manufacturers Need to navigate around protected ornamental features to avoid infringement.
Patent Attorneys Must analyze visual features for potential infringement or design-around strategies.
Brand Managers Leverage unique visual design to enhance product recognition.

Conclusion

U.S. Patent D386849 primarily claims the ornamental design of a pharmaceutical product or packaging, defining a visual aesthetic that distinguishes the protected product in the marketplace. Its relatively narrow scope focuses exclusively on visual features, making it a strategic tool for brand differentiation but insufficient for protecting functional aspects. The patent landscape in this domain is characterized by a confluence of utility patents, design patents, and trademarks, creating a complex ecosystem for pharmaceutical IP management. Proper integration of such IP rights can significantly enhance market position and legal defensibility against copying.


Key Takeaways

  • Design patents safeguard visual aesthetics and branding elements, crucial for market recognition in the pharmaceutical sector.
  • Scope in D386849 is confined to ornamental features, not functional or chemical aspects.
  • A comprehensive patent strategy involves complementing design patents with utility patents and trademarks to protect both form and function.
  • Infringement risks primarily concern reproducing visual design elements, with enforcement requiring detailed design comparisons.
  • Lifecycle considerations ensure long-term ornamental protection, influencing branding and marketing strategies.

FAQs

1. How does a design patent differ from a utility patent in pharmaceuticals?
Design patents protect the visual appearance of a product, whereas utility patents cover the underlying functional aspects, such as chemical composition, formulation, or mechanisms.

2. Can a drug manufacturer obtain design patent protection for a tablet shape?
Yes. Aesthetic aspects like shape, surface ornamentation, or packaging can be protected via a design patent like D386849.

3. What is the typical duration of protection for a U.S. design patent?
Design patents filed after May 13, 2015, have a term of 15 years from the date of issuance.

4. Does the patent cover color or surface texture?
If the drawings and claims specify color or surface texture as ornamental features, these are protected. Otherwise, the default is protection over the shape and visual configuration.

5. How can companies design around a design patent like D386849?
By altering aesthetic features such as the shape, surface pattern, or color scheme so they do not infringe on the patented ornamental design.


Sources

[1] United States Patent and Trademark Office. Patent D386849.
[2] USPTO Manual of Patent Examining Procedure (MPEP) on design patents.
[3] World Intellectual Property Organization. Design Patents and Strategies.[4] Patent Landscape Reports (PLRs) on pharmaceutical design innovations.

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Drugs Protected by US Patent D386849

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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