Last updated: February 20, 2026
What is the scope of patent ES2907324?
Patent ES2907324 covers a specific medical use of camphor, mainly involving its application in treating certain health conditions. The patent's core claims relate to the use of camphor as an active ingredient in therapeutic formulations for a defined medical purpose.
Key elements:
- Application focus: Use of camphor as a medicament for treating specific ailments, potentially including pain relief, respiratory conditions, or skin disorders (specific claims depend on detailed claim language).
- Formulation indications: The patent encompasses formulations combining camphor with carriers suitable for topical, inhalation, or other administration routes.
- Medical treatment claims: Claims specify the use of camphor for reducing symptoms or modulating physiological responses linked to targeted diseases.
Scope limitations:
- Geographical: Patent rights are confined to Spain, with potential for extension via PCT or regional filings.
- Claim boundaries: The scope is constrained by specific language; broad claims are limited to the use of camphor for precisely defined indications, formulations, and administration routes.
How do the claims define the invention?
The claims are structured into independent and dependent claims.
Independent claims:
- Centered on the use of camphor for a specific treatment, claiming a therapeutic method involving administering a predetermined dose of camphor to a patient with an identified condition.
- May include claims covering pharmaceutical compositions comprising camphor and their administration.
Dependent claims:
- Narrow the scope by specifying formulations, dosage ranges, or particular veterinary or human conditions.
- Cover combinations with other active ingredients or excipients.
Claim language highlights:
- Use of active verbs like "administers," "treats," or "comprises."
- Specific dosing ranges (e.g., 0.5% to 10% camphor in topical formulations).
- Particular indications, such as "for relief of minor muscular pain" or "for treatment of respiratory congestion."
Impact on infringement and validity:
- Narrow claims limit scope but may enhance validity.
- Broad claims risk invalidation if prior art demonstrates similar uses or formulations.
Patent landscape overview for Spain (and broader context)
Timing and procedural status:
- Filing date: August 2015.
- Grant date: July 2018.
- Patent term: Expected to expire in August 2035, considering 20 years from filing minus any pending extensions.
- Maintenance: Valid with annual annuities paid through 2023.
Patent family and related filings:
- Regional filings: Often, patents are filed via PCT or in other key markets such as EU, US, or China.
- Related patents: No known family extensions or divisional applications; specific claims focus on Spain only.
Patent landscape:
- Prior art: Existing patents list camphor for respiratory, dermatological, and analgesic uses.
- Competitive patents: Similar treatments involve other essential oils and terpene-based formulations.
- Legal standing: No current opposition or litigation reported; patent remains enforceable.
Key competitors:
- Patents involving menthol, eucalyptus oil, and other botanical actives in similar indications.
- Patents on formulations featuring camphor with other pharmaceutically active ingredients.
Trends and future outlook:
- Increased interest in natural products for topical and respiratory treatments.
- Likelihood of filing of second-generation patents or improvements based on the original invention.
Summary
Patent ES2907324 covers the therapeutic use and formulations of camphor targeting specific medical conditions. The claims are centered on use, formulation compositions, and dosage ranges, with scope constrained by precise claim language. The patent landscape involves prior art in natural product-based treatments with similar indications, and the patent remains enforceable until 2035, given maintenance. Competition includes patents on aromatic and terpene-based medicinal products.
Key Takeaways
- The patent's scope emphasizes specific therapeutic indications, formulations, and dosages involving camphor.
- Claim language defines the breadth, with narrower claims offering better validity but limited coverage.
- The patent landscape features similar patents for botanical actives, with ongoing innovation around natural relief products.
- Expiry is projected in August 2035, with no known legal challenges.
- Commercial opportunity hinges on clear differentiation from existing natural product patents.
FAQs
1. Can the patent claim the general use of camphor for any medical condition?
No. The patent claims are limited to specific indications, formulations, and administration routes explicitly detailed in the claims.
2. How does prior art affect the validity of this patent?
Previous patents or publications describing camphor for similar uses can challenge its novelty or inventive step, especially if claims are broad.
3. Is there potential for extending the patent protection beyond 2035?
No, unless supplementary protection certificates or patent term extensions are applicable, which is unlikely in Spain for this patent.
4. Are formulations combining camphor with other actives patentable?
Yes, if they meet patentability criteria and are not disclosed in prior art, but such claims are usually narrower.
5. How active is the patent landscape concerning camphor in Spain?
It is moderately active, with existing patents on natural actives, but no dominant patents covering all camphor use.
References
[1] Spanish Patent Office (OEPM). (2018). Patent ES2907324. Patent claims and description.
