Last Updated: June 18, 2026

CLIGAVYX Drug Patent Profile


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Which patents cover Cligavyx, and when can generic versions of Cligavyx launch?

Cligavyx is a drug marketed by Avyxa Holdings and is included in one NDA.

The generic ingredient in CLIGAVYX is fulvestrant. There are twelve drug master file entries for this compound. Twenty-two suppliers are listed for this compound. Additional details are available on the fulvestrant profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Cligavyx

A generic version of CLIGAVYX was approved as fulvestrant by AMNEAL on March 4th, 2019.

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Summary for CLIGAVYX
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for CLIGAVYX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Avyxa Holdings CLIGAVYX fulvestrant SOLUTION;INTRAMUSCULAR 210063-001 Aug 19, 2019 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

CLIGAVYX (cligavon-like product) Investment Scenario and Fundamentals Analysis

Last updated: June 11, 2026

CLIGAVYX fundamentals: What is the drug, who makes it, and what indication drives value?

CLIGAVYX is the brand name needed for an investment-grade fundamentals analysis. No such complete, verifiable dataset is present in the provided information set. Without verified identity (active ingredient, sponsor/manufacturer, FDA registration status, indication, and treating-market context), the investment scenario cannot be constructed without risking materially incorrect conclusions.

What patents protect CLIGAVYX: How strong is the patent estate for exclusivity and litigation leverage?

Insufficient validated patent data is available in the provided input to enumerate the CLIGAVYX patent estate. A correct analysis requires Orange Book listings (drug substance and products), granted claims (formulation, method of use, dosing regimen, manufacturing), and any related Hatch-Waxman or IPR records. None of that information is present.

What formulations are protected by CLIGAVYX patents?

No protected dosage-form or formulation claims for CLIGAVYX are provided. Patent strength cannot be scored without claim-level coverage across listed dosage forms and manufacturing processes.

What method-of-use patents drive CLIGAVYX exclusivity?

No method-of-use or therapeutic regimen patents are provided. Those determine generic design-around risk and Paragraph IV viability.

When does CLIGAVYX lose exclusivity? What are the key expiration dates, exclusivity blockers, and potential generic entry windows?

No Orange Book exclusivity periods, listed patents, or FDA exclusivity end dates are provided for CLIGAVYX. Without those, an investment timeline (including “first permissible” Paragraph IV filing/ANDA approval windows) cannot be calculated.

What is the Orange Book status of CLIGAVYX: Which patents are listed for the branded product?

Orange Book status is not included in the provided information. A correct Orange Book table must list each U.S. patent number, expiration date, patent type (drug substance, drug product, method of use), and listed NDA/BLA, plus any exclusivity codes. That data is missing.

How does CLIGAVYX compare with competing drugs: What is the competitive landscape and pricing pressure?

No competing therapies, mechanism-of-action class, line of therapy, or patient segment for CLIGAVYX are provided. Competitive fundamentals require:

  • comparable brands/generics in the same indication,
  • payer mix and formulary access,
  • price and net revenue benchmarks,
  • expected guideline placement and durability.

None of those inputs are provided.

What patent litigation affects CLIGAVYX: Are there Paragraph IV challenges, settlements, or injunctions?

No litigation docket, settlement terms, or Paragraph IV filings are provided for CLIGAVYX. Litigation analysis requires case captions, filing dates, court jurisdictions, asserted patents, and settlement entry dates.

What generic entry risks exist for CLIGAVYX: Can generics launch before full patent expiry?

No CLIGAVYX listed patents, expiration dates, or exclusivity blockers are provided. Generic entry risk cannot be assessed without:

  • which patents are vulnerable to early expiry,
  • whether any patents are still in-force for formulation or method-of-use,
  • whether settlements cap generic launch dates.

What biosimilar risk applies to CLIGAVYX?

No information is provided indicating CLIGAVYX is a biologic, nor are any BLA-related listings or biosimilar landscape details supplied. Biosimilar risk cannot be computed without mechanism (biologic vs small molecule), reference product status, and relevant patents.

What licensing deals or co-development partnerships exist for CLIGAVYX?

No corporate transaction history, milestone/royalty terms, or licensing assignments are provided. An investment scenario requires deal economics (upfront, milestones, running royalties, sublicense rights), counterparty concentration, and termination clauses.

What manufacturing or IP barriers protect CLIGAVYX from copycats?

No manufacturing process or IP barriers are provided. For an investment assessment, the analysis must cover whether patents claim:

  • specific intermediates or polymorphs,
  • crystallization conditions,
  • particle size or solid-state forms,
  • sterile fill-finish or device-like integration,
  • control strategy and validated parameters.

No such data is included.

Investment scenario for CLIGAVYX: bull/base/bear cases tied to regulatory and exclusivity milestones

A quantified investment scenario cannot be produced from the provided information. A credible bull/base/bear model requires verifiable inputs on:

  • FDA status (approval date, regulatory pathway, label scope),
  • sales trajectory or at least indication-level adoption metrics,
  • payer reimbursement and expected net price trajectory,
  • exclusivity end dates and generic/biosimilar entry probability,
  • litigation/settlement calendar,
  • manufacturing scale-up constraints.

None of those inputs are present.

Key metrics investors typically underwrite for CLIGAVYX (and what is missing to compute them)

No verified CLIGAVYX metrics are provided. An investment underwriting sheet normally includes:

  • NDA/BLA number, label indication, and dosing regimen
  • FDA approval date and post-marketing commitments
  • Orange Book listed patents count and expiration ladder
  • exclusivity type (NCE/3-year, 5-year, pediatric PRV) and end dates
  • litigation status and settlement caps
  • addressable population and expected uptake curve
  • gross-to-net bridge and payer dynamics
  • cash burn, R&D spend, and funding runway
  • guidance or consensus revenue estimates
  • insider ownership or institutional concentration (if relevant)

Key Takeaways

  • CLIGAVYX-specific patent, Orange Book, regulatory, and competitive fundamentals cannot be analyzed with accuracy from the provided input.
  • No verified exclusivity timeline, litigation posture, or product economics are available to support an investment bull/base/bear scenario.

FAQs

  1. What patents usually drive generic delay for brand drugs like CLIGAVYX in Hatch-Waxman cases?
  2. How do Orange Book patent types (drug substance vs drug product vs method of use) change Paragraph IV success rates?
  3. What settlement terms commonly control generic launch timing when Paragraph IV challenges resolve?
  4. How should investors weight formulation and solid-state form patents in assessing design-around risk?
  5. What regulatory signals (label scope, REMS, post-marketing requirements) most affect CLIGAVYX adoption and revenue durability?

References

No sources were provided in the input, and no CLIGAVYX-specific verifiable citations can be produced.

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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. We do not provide individual investment advice. This service is not registered with any financial regulatory agency. The information we publish is educational only and based on our opinions plus our models. By using DrugPatentWatch you acknowledge that we do not provide personalized recommendations or advice. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.