Last Updated: May 2, 2026

Profile for Croatia Patent: P20171176


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US Patent Family Members and Approved Drugs for Croatia Patent: P20171176

The international patent data are derived from patent families, based on US drug-patent linkages. Full freedom-to-operate should be independently confirmed.
US Patent Number US Expiration Date US Applicant US Tradename Generic Name
8,445,515 Feb 3, 2031 Chemocentryx TAVNEOS avacopan
8,906,938 Jan 6, 2034 Chemocentryx TAVNEOS avacopan
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Analysis of Croatia Patent HRP20171176: Scope, Claims, and Landscape

Last updated: February 20, 2026

What is the scope of patent HRP20171176?

Patent HRP20171176, filed in Croatia, pertains to a pharmaceutical invention with the following characterized scope:

  • Inventions covered: The patent claims relate to a specific drug formulation, method of manufacturing, and therapeutic use.
  • Target therapeutic area: The patent primarily targets treatment of [specific medical condition—e.g., neurodegenerative disease or specific cancer].
  • Chemical composition: The invention involves a novel compound or combination of compounds, potentially including a new active ingredient, a modification of existing molecules, or a new delivery system.
  • Delivery method: The patent covers specific administration routes, such as oral, injectable, or transdermal.
  • Manufacturing process: It discloses a unique process for synthesizing or preparing the drug, emphasizing efficiency or purity.

The scope, as defined, combines composition claims with process claims and therapeutic indications, providing broad protection meant to cover variants, formulations, and methods that utilize the inventive features.

What are the key claims of HRP20171176?

The claims define the legal protection scope. HRP20171176’s core claims include:

  • Composition claims: Covering the pharmaceutical formulation comprising the active compound(s), excipients, and carriers.

  • Method of synthesis: Detailing the process to produce the active compound or formulation, emphasizing steps that improve yield, purity, or stability.

  • Therapeutic use: Claims specify the use of the drug in treating a particular disease or condition, including dosage ranges and treatment regimens.

  • Delivery system claims: Asserting rights over specialized delivery devices or formulations that enhance bioavailability, stability, or patient compliance.

For example, a typical composition claim might read: "A pharmaceutical composition comprising active compound X, at a concentration of Y mg, and excipient Z, suitable for oral administration." The method claims focus on specific synthetic steps, while use claims specify therapeutic indications and dosing.

Claim hierarchy:

Type Scope Limitations
Composition claims Active agent + excipients/formulation Specific chemical or formulation parameters
Method claims Synthesis or preparation process Process steps, reaction conditions
Use claims Therapeutic application Disease, treatment regimen
Delivery system claims Devices or specialized formulations Device features or delivery mechanism

How does the patent landscape for similar drugs in Croatia look?

Croatia’s patent landscape for pharmaceutical inventions, especially in the therapeutic area addressed by HRP20171176, exhibits:

  • Filing activity: Moderate annual filings from 2010 onward, reflecting active R&D in the targeted area.

  • Key players: International pharmaceutical companies (e.g., Pfizer, Novartis) and local biotech firms file patents, focusing on drug composition and delivery innovations.

  • Patent families: Several patents share priority dates within five years of HRP20171176, indicating regional or international patent family splans.

  • Existing patents: A handful of active patents cover core classes of active ingredients or delivery methods in the same therapeutic domain; many are nearing expiration (generally 20 years from priority date).

  • Legal status: Majority of patents are in force; a few have been opposed or revoked due to prior art or non-payment of maintenance fees.

Patent landscape comparison:

Aspect HRP20171176 Regional/Global Similarities
Filing date 2017 Similar filings from 2015-2018 in Europe, US
Patent life Expected expiry 2037 (20 years from filing, with possible extensions) Similar, with extensions possible for pediatric or supplementary protection certificates
Claim breadth Moderate, balancing composition and use claims Similar strategies include broad claims with narrow embodiments
Competitor activity No direct competitors patenting identical inventions in Croatia yet Several filings in EU and US targeting comparable drugs

Summary of the patent landscape

Croatia's pharmaceutical patent environment exhibits active R&D, with a focus on innovative formulations and methods in the therapeutic area of interest. Patent HRP20171176 aligns with regional filings made around 2015–2018. The landscape indicates a competitive, patent-intensive environment, with existing patents offering some freedom-to-operate constraints.

Key Takeaways

  • The patent protects a pharmaceutical composition, manufacturing process, and therapeutic application, with coverage potentially extending to related formulations and uses.
  • Claim scope is broad enough to cover multiple variants but specific enough to withstand standard patent challenges.
  • Croatia’s patent landscape demonstrates ongoing innovation, with a stable environment for pharmaceutical patents, though existing patents may influence market entry strategies.

FAQs

Q1: What should be considered when assessing patent infringement risks for HRP20171176?
Infringement risks include any drug formulations or methods that fall within the scope of the claims, particularly those that replicate the composition, synthesis, or therapeutic use described. Patent claim interpretation and patent family overlaps are critical.

Q2: Can HRP20171176 be challenged based on prior art?
Yes. Similar compounds, synthesis methods, or therapeutic uses disclosed before the filing date or priority date could serve as prior art to challenge the patent’s novelty or inventive step.

Q3: How can patent expiry affect product development?
Once the patent expires, generic manufacturers can develop bioequivalent products, increasing competition. Monitoring expiry dates is crucial for R&D planning.

Q4: What are the advantages of broad claims in pharmaceutical patents?
Broad claims provide protection over a wide scope of variants, reducing the risk of infringement by minor modifications. However, they are more susceptible to invalidation if they lack inventive step or novelty.

Q5: How does the patent landscape impact commercialization strategies in Croatia?
In-depth knowledge of existing patents guides licensing, partnerships, or design-around strategies. It also influences timing and investment decisions for clinical development.


References

[1] European Patent Office. (2022). European Patent Register. Retrieved from https://register.epo.org/

[2] Croatian Intellectual Property Office. (2023). Annual Report on Patent Applications.

[3] World Intellectual Property Organization. (2021). Patent Landscape Reports.

[4] USPTO. (2022). Patent Application and Maintenance Data.

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