Xywav Patent Expiration

Xywav is a drug owned by Jazz Pharmaceuticals Ireland Ltd. It is protected by 22 US drug patents filed from 2020 to 2024. Out of these, 20 drug patents are active and 2 have expired. Based on its patents and exclusivities, its generic launch date is estimated to be Sep 19, 2037. Details of Xywav's patents and their expiration are given in the table below.

Drug Patent Number Drug Patent Title Drug Patent Expiry Status
These drug patents focus on the other aspects of the drug like dosage, mode of administration (oral, tablet, capsules, liquids etc).
US11426373 Gamma-hydroxybutyrate compositions and their use for the treatment of disorders
Sep, 2037

(12 years from now)

Active
US10213400

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US9486426

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US9050302

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US8772306

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US11253494

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US10864181

(Pediatric)

Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Sep, 2033

(8 years from now)

Active
US9486426 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US11253494 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US10213400 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US9050302 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US8772306 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US10864181 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US11986446 Method of administration of gamma hydroxybutyrate with monocarboxylate transporters
Mar, 2033

(8 years from now)

Active
US8901173 Gamma-hydroxybutyrate compositions and their use for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US10675258 Method of using gamma-hydroxybutyrate compositions for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US9132107 Gamma-hydroxybutyrate compositions and their use for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US10195168 Gamma-hydroxybutyrate compositions and their uses for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US8591922 Gamma-hydroxybutyrate compositions and their use for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US11554102 Gamma-hydroxybutyrate compositions and their uses for the treatment of disorders
Jan, 2033

(8 years from now)

Active
US8731963

(Pediatric)

Sensitive drug distribution system and method
Jun, 2023

(1 year, 6 months ago)

Expired
US8731963 Sensitive drug distribution system and method
Dec, 2022

(2 years ago)

Expired


A patent's expiry date may change depending upon legal activities going on that patent. Critical activities like abandoning of a patent, term extension of a patent or amendment of its claims can increase or decrease the life of a patent hence affecting its expiry date and in turn affecting the generic launch date of that drug. Tracking these ongoing activities on a patent application helps to keep an eye on the latest developments in the patent process of the drug which can give an idea of how early a drug's generic could be available. The next section provides a list of recent legal activities on Xywav's patents.

Given below is the list of recent legal activities going on the following patents of Xywav.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 4th Year, Large Entity 29 May, 2024 US10864181
Payment of Maintenance Fee, 8th Year, Large Entity 24 Apr, 2024 US9486426
Payment of Maintenance Fee, 4th Year, Large Entity 22 Nov, 2023 US10675258
Payment of Maintenance Fee, 8th Year, Large Entity 01 Mar, 2023 US9132107
Patent Issue Date Used in PTA Calculation 17 Jan, 2023 US11554102
Recordation of Patent Grant Mailed 17 Jan, 2023 US11554102
Email Notification 29 Dec, 2022 US11554102
Issue Notification Mailed 28 Dec, 2022 US11554102
Application Is Considered Ready for Issue 13 Dec, 2022 US11554102
Dispatch to FDC 13 Dec, 2022 US11554102


While patent expiration is one way of estimating the generic date of a drug, if a patent gets invalidated somehow, the generic of the drug may arrive early. Being aware of all relevant patents can help in avoiding legal pitfalls. Given below are details of the litigation history of Xywav and ongoing litigations to help you estimate the early arrival of Xywav generic.

Xywav's Litigations

Xywav been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on Oct 06, 2015, against patent number US8772306. The petitioner Par Pharmaceutical, Inc., challenged the validity of this patent, with Jazz Pharmaceutical, Inc. as the respondent. Click below to track the latest information on how companies are challenging Xywav's patents.

Last updated on December 17, 2024
Patent Proceeding Filing Date Status Respondent Petitioner
Patent litigations
US8731963 September, 2015 Final Written Decision
(22 Mar, 2017)
Jazz Pharmaceuticals, Inc. Par Pharmaceutical, Inc. et al.
US8772306 February, 2016 Terminated-Denied
(28 Jul, 2016)
Jazz Pharmaceutical, Inc. Amneal Pharmaceuticals LLC
US8772306 October, 2015 Terminated-Settled
(23 May, 2016)
Jazz Pharmaceutical, Inc. Ranbaxy, Inc.
US9050302 March, 2016 Terminated-Denied
(23 May, 2016)
Jazz Pharmaceuticals Ireland Limited RANBAXY INC
US8772306 October, 2015 Terminated-Denied
(12 Apr, 2016)
Jazz Pharmaceutical, Inc. Par Pharmaceutical, Inc.


FDA has granted some exclusivities to Xywav. Till the time these exclusivities are active, no other company can market a generic or bioequivalent version of Xywav, regardless of the status of it's patents. These exclusivities hence play a crucial role in delaying the generic launch. Given below are details of the exclusivities granted to Xywav.

Exclusivity Information

Xywav holds 6 exclusivities out of which 2 have expired. Its last outstanding exclusivity is set to expire in 2028. Details of Xywav's exclusivity codes and their expiration dates are given below.


Drug Exclusivity Drug Exclusivity Expiration
New Product(NP) Jul 21, 2023
New Indication(I-870) Aug 12, 2024
Orphan Drug Exclusivity(ODE-231) Jul 21, 2027
Orphan Drug Exclusivity(ODE-361) Jul 21, 2027
Pediatric Exclusivity(PED) Jan 21, 2028
Orphan Drug Exclusivity(ODE-369) Aug 12, 2028

Stay ahead of others in designing the generic launch strategy of these 5 blockbuster drugs expiring in next 5 years.

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Several oppositions have been filed on Xywav's European patents. EP oppositions can significantly impact the timeline for the generic launch of drugs. If an opposition results in the revocation or amendment of a patent, it can shorten the exclusivity period of the original drug. This can lead to an earlier entry of generic versions into the market. To help you estimate the potential early arrival of Xywav's generic, the next section provides detailed information on ongoing and past EP oppositions related to Xywav patents.

Xywav's Oppositions Filed in EPO

Xywav has faced multiple oppositions in the European Patent Office. The earliest opposition was filed on Jul 23, 2018, by Hoffmann Eitle. This opposition was filed on patent number EP14709858A. Click below to reveal the latest opposition data.


Application Filing Date Opposition Party Legal Status
Patent litigations
EP17200764A Sep, 2020 Ter Meer Steinmeister & Partner Patentanwälte mbB Granted and Under Opposition
EP17200764A Sep, 2020 Hexal AG Granted and Under Opposition
EP17200764A Sep, 2020 Zentiva, k.s. Granted and Under Opposition
EP17200764A Mar, 2020 Hoffman Eitle Patent- und Rechtsanwälte Partnerschaftsgesellschaft mbB Granted and Under Opposition
EP14709858A Aug, 2018 Hexal AG Revoked
EP14709858A Aug, 2018 Ter Meer Steinmeister & Partner Patentanwälte mbB Revoked
EP14709858A Jul, 2018 Hoffmann Eitle Revoked


US patents provide insights into the exclusivity only within the United States, but Xywav is protected by patents in multiple countries. Understanding the full scope of patent protection is crucial in strategizing market entry. By looking at the broader patent landscape, you can identify markets with weaker patent protection which could be ideal generic entry points. The following section offers details on Xywav's family patents as well as insights into ongoing legal events on those patents.

Xywav's Family Patents

Xywav has patent protection in a total of 25 countries. It's US patent count contributes only to 30.4% of its total global patent coverage. Click below to unlock the full patent family tree for Xywav.

Family Patents

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Generic Launch

Generic Release Date:

Xywav's generic launch date based on the last expiry date of its patents and exclusivities combined is estimated to be Sep 19, 2037 (This date is subject to change depending upon the patent filing activities by the drug owner or exclusivity additions to its drug application)

Xywav Generics:

There are no approved generic versions for Xywav as of now.

How can I launch a generic of Xywav before its drug patent expiration? :

You can seek FDA approval to launch a generic drug before the expiration of Xywav's patents related by providing a 'paragraph IV certification' in your application, which states that the patent submitted by the Xywav's sponsor is invalid, unenforceable, or will not be infringed by your generic product.

Given below are the details of the already filed Para IV certificates on Xywav -

Strength Submission Date ANDA(s) Filed First applicant approval Last patent expiry 180 day status
0.234 g/0.096 g/ 013 g/0.04 g per mL 12 Apr, 2021 1 15 Mar, 2033

Alternative Brands for Xywav

Xywav which is used for treating excessive daytime sleepiness and cataplexy in patients with narcolepsy., has several other brand drugs in the same treatment category . Given below is the list of those companies and their brand drugs, to help you identify new opportunities, assess competitors, and plan your market strategies more effectively.

Drug Owner Drug Name Treatment Area
Jazz Pharms
Xyrem Used for treating patients with narcolepsy and reducing excessive daytime sleepiness and cataplexy when administered with specific medications.





About Xywav

Xywav is a drug owned by Jazz Pharmaceuticals Ireland Ltd. It is used for treating excessive daytime sleepiness and cataplexy in patients with narcolepsy. Xywav uses Calcium Oxybate; Magnesium Oxybate; Potassium Oxybate; Sodium Oxybate as an active ingredient. Xywav was launched by Jazz in 2020.

Approval Date:

Xywav was approved by FDA for market use on 21 July, 2020.

Active Ingredient:

Xywav uses Calcium Oxybate; Magnesium Oxybate; Potassium Oxybate; Sodium Oxybate as the active ingredient. Check out other Drugs and Companies using Calcium Oxybate; Magnesium Oxybate; Potassium Oxybate; Sodium Oxybate ingredient

Treatment:

Xywav is used for treating excessive daytime sleepiness and cataplexy in patients with narcolepsy.

Dosage:

Xywav is available in solution form for oral use. Given below is detailed information on Dosage -

Strength Dosage Form Availability Application Pathway
0.234GM/ML;0.096GM/ML;0.13GM/ML;0.04GM/ML SOLUTION Prescription ORAL