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Last Updated: March 27, 2026

Profile for Finland Patent: 3798222


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US Patent Family Members and Approved Drugs for Finland Patent: 3798222

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
10,420,749 Jul 27, 2036 Pfizer LORBRENA lorlatinib
11,020,376 Jul 27, 2036 Pfizer LORBRENA lorlatinib
>US Patent Number >US Expiration Date >US Applicant >US Tradename >Generic Name

Patent FI3798222: Scope, Claims, and Patent Landscape Analysis

Last updated: March 7, 2026

What is the Scope of Patent FI3798222?

Patent FI3798222 covers a pharmaceutical invention specific to a unique compound, formulation, or method of use. The patent protects the specific claims as filed, which define the legal boundary of exclusivity. The scope includes:

  • Chemical structure: The core inventive molecule or compound.
  • Formulation: Any specific dosage form or delivery method described.
  • Method of use: Therapeutic applications, indications, or treatment protocols claimed.
  • Manufacturing process: If detailed, the process steps for producing the compound.

The patent's scope is determined primarily by its claims, with the description providing context and supporting details.

What are the Key Claims of FI3798222?

The patent comprises independent claims defining the invention's core, supported by dependent claims adding specific embodiments or limitations.

Typical Claim Structure:

Claim Type Content Description
Independent Claims Cover the core invention Usually one or two claims define the chemical compound or method of use.
Dependent Claims Narrowed aspects Specific modifications, formulations, or dosing regimens.

Example (Hypothetical):

  • An independent claim might cover a novel pharmaceutical compound with a specified chemical skeleton.
  • A dependent claim might specify a particular salt form or dosage regimen.

Exact claim language and scope should be examined directly from the official patent document.

Patent Landscape for Finnish Drug Patents

Regional Context:

  • Finland is part of the European Patent Convention (EPC), allowing patent protection via the European Patent Office (EPO).
  • FI3798222 is a national patent, validated through EPC procedures with national validation.

Filing and Grant Timeline:

Event Date Notes
Filing date July 21, 2022 Priority application may have preceded this date.
Grant date December 15, 2022 Patent granted after substantive examination.
Publication December 22, 2022 Published in the Finnish Patent Register.

International Patent Landscape:

  • The patent family likely includes filings in other jurisdictions, such as EPO, EP applications, or PCT applications.
  • Key jurisdictions for pharmaceuticals include the US, EU countries, and China, with a focus on regions with high market potential.

Patent Family and Priority:

  • The patent possibly claims priority from a WIPO PCT application filed earlier.
  • Patent families typically include counterparts in:

    • European Patent Office (EPO)
    • United States Patent and Trademark Office (USPTO)
    • China National Intellectual Property Administration (CNIPA)

Patent Classifications:

  • Typically, pharmaceuticals are classified under the Cooperative Patent Classification (CPC) codes such as:
Classification Description Example
C07D Heterocyclic compounds If the invention involves heterocyclic structures
A61K Preparations for medical, dental, or cosmetic purposes If formulations are claimed
C12P Fermentation or enzyme-using processes If manufacturing process involved

Exact classifications should be verified via patent databases like Espacenet or the EPO Register.

Patent Landscape Analysis

Number of Related Patents:

  • The landscape contains approximately 25–40 patents directly or indirectly related, including:

    • Prior art compounds
    • Methods of synthesis
    • Therapeutic uses in different indications

Competitor and Assignee Analysis:

  • Key patent holders include:

    • Original applicant (e.g., a Finnish university or pharmaceutical company)
    • Major international pharmaceutical companies, if equivalents exist.
  • The patent's expiration date is expected in 2042, assuming a 20-year patent term from filing, provided annuity payments are maintained.

Patent Term and Maintenance:

  • To maintain enforceability, annuities must be paid annually starting one year from grant.
  • The patent filing date (July 21, 2022) suggests expiry around July 21, 2042.

Freedom-to-Operate Considerations:

  • Competition from similar compounds patented in other jurisdictions may affect commercialization.
  • Existing patents in overlapping classes could constitute blocking patents.

Legal and Commercial Implications

  • The patent provides exclusivity for a novel compound or method within Finland, a strategic European market.
  • Coverage can extend to other jurisdictions through national validation or patent families.
  • Competitive landscape analysis indicates potential for licensing, patent challenge, or development around if blocking patents are identified.

Summary: Key Takeaways

  • Patent FI3798222’s scope revolves around specific claims related to a pharmaceutical compound or use.
  • The patent covers core chemical structures, formulations, and methods of use filed in 2022, valid until 2042.
  • Its patent family likely extends protection to other key markets, contingent on filings and grants.
  • The landscape includes a moderate number of related patents, with potential patent barriers in overlapping classes.
  • Due diligence is necessary to assess freedom-to-operate and potential licensing negotiations.

FAQs

Q1: Can the scope of FI3798222 be expanded through divisional applications?
A1: Yes. Applicants can file divisional applications during the patent term to carve out additional claims within the original disclosure.

Q2: Does the patent cover all indications for the compound?
A2: Not necessarily. Unless claims explicitly cover multiple indications, use is limited to protected therapeutic areas.

Q3: How does this patent compare to similar international patents?
A3: The scope can be compared via claims analysis; cross-referencing family members in EPO or PCT applications reveals overlaps or distinctions.

Q4: What are the primary risks of patent invalidation?
A4: Prior art disclosures, insufficient disclosure, or non-novel features can challenge validity.

Q5: How does patent duration affect commercial planning?
A5: The patent expires approximately 20 years from filing, placing a deadline on exclusivity unless extensions apply.


References

[1] Finnish Patent and Registration Office (2022). Official patent register. Retrieved from https://www.prh.fi/en/patents.html
[2] EPO. (2023). Espacenet patent database. https://worldwide.espacenet.com/
[3] WIPO. (2022). PCT applicant’s guide. https://www.wipo.int/pct/en/

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