United States Patent 8,435,498: A Detailed Analysis
Overview of the Patent
United States Patent 8,435,498, titled "Penetrating Pharmaceutical Foam," is a patent that describes a unique composition for an alcohol-free cosmetic or pharmaceutical foam. This patent is crucial in the field of dermatology and pharmaceuticals, particularly for the treatment of various skin disorders.
Inventors and Assignees
The patent was granted to inventors associated with Foamix Pharmaceuticals Ltd., a company known for its innovative foam-based pharmaceutical products. The assignees include Foamix Pharmaceuticals Ltd. and other related entities involved in the development and commercialization of these products[2][5].
Publication and Legal Status
The patent was published on May 7, 2013, and has since been a subject of interest in various legal and commercial contexts. However, it is important to note that the legal status of patents can change over time, and as of the current date, the patent may have expired or be nearing expiration[1][2].
Claims and Composition
The patent claims cover a specific composition for a penetrating pharmaceutical foam that includes:
- Water
- A hydrophobic solvent
- A surface-active agent
- Optional active substances such as non-steroidal anti-inflammatory drugs, antioxidants, and antifungal agents
This composition is designed to be alcohol-free, making it suitable for sensitive skin and various dermatological conditions. The foam is characterized by its ability to penetrate the skin effectively, delivering active ingredients deep into the skin layers[1].
Key Components and Their Roles
- Hydrophobic Solvent: This component helps in the formation of the foam and enhances the solubility of hydrophobic active ingredients.
- Surface-Active Agent: This agent is crucial for stabilizing the foam structure and facilitating the penetration of active ingredients into the skin.
- Active Substances: These can include a wide range of therapeutic agents such as anti-inflammatory drugs, antioxidants, and antifungal agents, tailored to treat specific skin conditions[1].
Applications and Uses
The penetrating pharmaceutical foam is designed for the treatment of various skin disorders, including:
- Dermatitis: Inflammatory skin conditions that can benefit from the delivery of anti-inflammatory agents.
- Psoriasis: A chronic skin condition that can be managed with topical treatments delivered through the foam.
- Ulcers: The foam can be used to deliver healing agents directly to the affected area.
- Other Conditions: Such as sunburn, ichthyosis, and hyperpigmentation[1].
Patent Landscape Analysis
Saturation Level
The patent space for pharmaceutical foams is relatively saturated, with numerous patents covering various aspects of foam compositions and applications. This saturation indicates a high level of competition and innovation in the field. Companies entering this space need to conduct thorough patent landscape analyses to identify potential gaps and opportunities[3].
Competitors and Related Patents
Several companies, including Foamix Pharmaceuticals Ltd., Bayer, and Teva Pharmaceuticals, have been involved in the development and litigation related to similar patents. The landscape includes a multitude of patents covering different aspects of foam technology, such as U.S. Patent No. 7,700,076, U.S. Patent No. 8,722,021, and U.S. Patent No. 9,265,725, among others[2][5].
Litigation and Disputes
The patent has been involved in several litigation cases, particularly regarding infringement claims. For instance, Foamix and Bayer have asserted that Perrigo and Teva Pharmaceuticals have infringed on this and other related patents through their Abbreviated New Drug Applications (ANDAs) submitted to the FDA[2][5].
Strategic Insights
Conducting a comprehensive patent landscape analysis is crucial for companies operating in this space. This analysis helps in:
- Identifying saturated areas and potential opportunities for innovation.
- Understanding the competitive landscape and the strategies of key players.
- Making informed decisions about research, development, and patent prosecution.
- Avoiding potential infringement issues by understanding the existing patent claims and prior art[3].
Tools and Resources for Patent Search
For companies and researchers, tools such as the USPTO's Patent Public Search, Global Dossier, and Patent and Trademark Resource Centers (PTRCs) are invaluable for conducting thorough patent searches and landscape analyses. These resources provide access to prior art, patent families, and citation data, which are essential for navigating the complex patent landscape[4].
Key Takeaways
- Unique Composition: The patent covers an alcohol-free pharmaceutical foam composition with specific components for enhanced skin penetration.
- Therapeutic Applications: The foam is designed for treating various skin disorders, including dermatitis, psoriasis, and ulcers.
- Saturated Patent Space: The field of pharmaceutical foams is highly competitive, with numerous patents and ongoing litigation.
- Strategic Importance: Conducting a thorough patent landscape analysis is crucial for making informed decisions in this space.
FAQs
What is the main composition of the penetrating pharmaceutical foam described in U.S. Patent 8,435,498?
The main composition includes water, a hydrophobic solvent, and a surface-active agent, with optional active substances such as non-steroidal anti-inflammatory drugs and antioxidants.
What are the primary applications of the penetrating pharmaceutical foam?
The foam is primarily used for treating skin disorders such as dermatitis, psoriasis, ulcers, sunburn, and hyperpigmentation.
Why is patent landscape analysis important in this field?
Patent landscape analysis helps in identifying saturated areas, understanding the competitive landscape, and making informed decisions about research, development, and patent prosecution.
What tools are available for conducting patent searches and landscape analyses?
Tools such as the USPTO's Patent Public Search, Global Dossier, and Patent and Trademark Resource Centers (PTRCs) are available for conducting thorough patent searches and landscape analyses.
What are some of the key competitors in the field of pharmaceutical foams?
Key competitors include Foamix Pharmaceuticals Ltd., Bayer, Teva Pharmaceuticals, and Perrigo, among others.
Cited Sources
- US8435498B2 - Penetrating pharmaceutical foam - Google Patents
- IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT ... - Insight.RPXCorp
- Patent Landscape Analysis - Uncovering Strategic Insights - AcclaimIP
- Search for patents - USPTO
- IN THE UNITED STATES DISTRICT COURT FOR THE DISTRICT ... - Insight.RPXCorp
