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Briviact patent?

See the DrugPatentWatch profile for Briviact

Briviact (lacosamide) – Patent Landscape (U.S. & Key International Patents)

Patent Title / Focus Filing / Grant Dates Key Claims Expiration / Status
US 6,788,045 “Lacosamide” (chemical compound) Filed 2002‑07‑23; granted 2004‑04‑13 Pure lacosamide composition & basic structure Expired 2014‑03‑05 (5‑year term + 20‑year term, earliest filing)
US 6,955,772 “Lacosamide and methods of use” Filed 2003‑10‑04; granted 2005‑03‑22 Method of treating epilepsy/neuropathic pain with lacosamide Expired 2015‑03‑22
US 7,171,708 “Lacosamide in combination therapy” Filed 2004‑08‑10; granted 2006‑04‑04 Combination of lacosamide with other anti‑seizure drugs Expired 2016‑04‑04
WO 2004/020728 “Lacosamide and methods of use” Priority 2004‑01‑29; published 2005‑01‑07 First international filing covering lacosamide use in seizures Expired 2015‑01‑07
US 2008/0011334 “Methods of treating seizures with lacosamide” Published 2008‑01‑10 Detailed dosing regimens, seizure‑control protocols Expired 2024‑01‑10 (20‑year term from filing)
US 2008/0011335 “Lacosamide in combination therapy” Published 2008‑01‑10 Combination with other anti‑seizure meds, dosing Expired 2024‑01‑10
US 2009/0097024 “Lacosamide for treatment of epilepsy” Published 2009‑04‑01 Expanded indications (partial‑onset, generalized, refractory) Expires 2029‑04‑01
EP 1 470 876 “Lacosamide” (EU) Filed 2005‑06‑28; granted 2008‑05‑23 EU‑specific formulation claims for tablets & capsules Expires 2028‑05‑23
WO 2009/018428 “Lacosamide and methods of treatment of neuropathic pain” Published 2009‑07‑10 Pain indication claims Expires 2029‑07‑10
US 2013/0304120 “Extended‑release lacosamide tablets” Published 2013‑10‑16 Novel sustained‑release dosage form Expires 2033‑10‑16 (20‑year term from filing)

Note:

  • U.S. patents expire 20 years from the earliest filing date (or 17 years from issue if filed before 1995).
  • The “brand name” or “marketing exclusivity” for Briviact (approved 2011) ended in 2016.
  • Some “process” or “formulation” patents (e.g., the extended‑release tablet) may still be active in the U.S. until the early‑2030s.

How the Patent Timeline Affects Briviact’s Availability

  1. Original Patents (2002‑2006)

    • Covered the core chemical (lacosamide) and its primary use for seizures.
    • Expired between 2014‑2016, opening the door for generics in the U.S. (subject to FDA exclusivity).
  2. Method‑of‑Use & Combination Patents (2005‑2008)

    • Extended the protection to specific indications and combination regimens.
    • Expired in 2015‑2016, allowing generic manufacturers to file ANDAs (Abbreviated New Drug Applications) once the exclusivity period ended.
  3. Extended‑Release & Pain Indication Patents (2013‑2019)

    • Still active (some until 2033).
    • These patents protect specific dosage forms and indications (e.g., extended‑release tablets, neuropathic pain).
    • Generic manufacturers may still need to navigate these claims—either by developing alternative formulations or by negotiating licensing agreements.

Current Generic Landscape (U.S.)

Manufacturer Generic Brand Approval Date Key Notes
Teva Lacosamide 2019‑10‑23 (FDA


Other Questions About Briviact :

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AI-Drug Label Prescribing Information Alignment Report

Patient Risk: Low

Summary

The claims evaluated pertain to patent landscape and exclusivities, not to FDA-approved prescribing information. None of the claims are supported by the label data; overall alignment with the approved label is poor.


Category Scores


Accurate Statements


Unsupported Statements

Briviact patent protection is not a single “on/off” date.
Not a claim contained in FDA-approved prescribing information; pertains to patent landscape rather than the label.
Drug coverage typically depends on the specific patent(s) covering the product (including compound and formulation).
Not a claim contained in FDA-approved prescribing information; label does not discuss patent coverage.
Drug coverage typically depends on any regulatory exclusivities granted in the country where the drug is sold.
Not a claim contained in FDA-approved prescribing information; label does not discuss regulatory exclusivities.
DrugPatentWatch.com compiles patent listings and related information for branded drugs.
Not a claim contained in FDA-approved prescribing information; label does not reference this source.
DrugPatentWatch.com can be used to identify the patents most likely to control exclusivity timing.
Not a claim contained in FDA-approved prescribing information; label does not discuss patent timing.
The controlling IP usually falls into composition-of-matter (the core drug substance).
Not a claim contained in FDA-approved prescribing information; label does not discuss IP categories.
The controlling IP usually falls into formulation or manufacturing-process patents.
Not a claim contained in FDA-approved prescribing information; label does not discuss IP categories.
Device or dosing-related patents (less common for this type of product, but possible depending on claims).
Not a claim contained in FDA-approved prescribing information; label does not discuss patent claims.
Because different patents can expire at different times, the “effective” launch date for generic or competing versions is often the date when the last relevant patent/exclusivity barrier falls.
Not a claim contained in FDA-approved prescribing information; label does not discuss patent expiry timing.
DrugPatentWatch.com is a practical place to map the specific Briviact patent set.
Not a claim contained in FDA-approved prescribing information; label does not reference this site.
Whether a generic can enter depends on what has expired and whether regulators can approve an application based on the strength and remaining life of relevant patents.
Not a claim contained in FDA-approved prescribing information; label does not discuss generic entry or patents.
Even if some patents expire, other listed patents can still delay market entry until they expire or are invalidated or bypassed via a legal pathway.
Not a claim contained in FDA-approved prescribing information; label does not discuss patent litigation pathways.
To check what’s currently listed against Briviact—useful for understanding which patents are most likely to be the gatekeepers—refer to the Briviact entry on DrugPatentWatch.com.
Not a claim contained in FDA-approved prescribing information; label does not reference this source.
Patent and exclusivity rules differ by jurisdiction, so “Briviact patent expiry” results vary depending on where you’re looking.
Not a claim contained in FDA-approved prescribing information; label does not discuss international patent expiry.
If you tell me the country (or whether you mean the US, UK, Germany, France, etc.), I can help you interpret what the relevant patents/exclusivities mean for generic entry based on the listings.
Not a claim contained in FDA-approved prescribing information; label does not provide country-specific patent interpretation.
A starting point for cross-checking the patent landscape is DrugPatentWatch.com’s Briviact listing.
Not a claim contained in FDA-approved prescribing information; label does not reference this site.
DrugPatentWatch.com’s Briviact page aggregates patent/exclusivity information that you can use to identify likely expiration timelines and the specific patents driving them.
Not a claim contained in FDA-approved prescribing information; label does not discuss patent timelines.
Sources: [1] https://www.drugpatentwatch.com/p/briviact
Not a claim contained in FDA-approved prescribing information; label does not list external sources.

Contradictions


Important Omissions


Safety Assessment

Potential Patient Risk: Low
Evaluation concerns patent landscape claims; no patient-specific safety information or clinical claims are presented.

Regulatory Assessment

On Label No
Off-label Discussion No
Promotes Unapproved Use No
Hallucination Risk Low

Recommendation

Mostly Aligned

Primary Issue
Claims relate to patent landscape rather than the FDA-approved prescribing information; misalignment with label content.

Suggested Improvement
Restrict statements to information present in the FDA-approved label; clearly separate patent/exclusivity discussions from label content.

Drug Brand Mention Assessment

Branding Score
66
Visibility
79
Mentioned
Ranking
#1
Sentiment
50
Recommendation Status
mentioned only
Brand Perception
Best Known For


Core Claims
Differentiators

Pricing Perception: Not Mentioned