Zortress Patent Expiration

Zortress is a drug owned by Novartis Pharmaceuticals Corp. It is protected by 10 US drug patents filed in 2013 out of which all have expired. Zortress's patents have been open to challenges since 30 September, 2013. Based on its patents and exclusivities, its generic launch date is estimated to be Mar 09, 2020. Details of Zortress'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).
US5665772

(Pediatric)

O-alkylated rapamycin derivatives and their use, particularly as immunosuppressants
Mar, 2020

(4 years ago)

Expired
US5665772 O-alkylated rapamycin derivatives and their use, particularly as immunosuppressants
Sep, 2019

(5 years ago)

Expired
US6239124

(Pediatric)

Pharmaceutical compositions for the treatment of transplant rejection or autoimmune or inflammatory conditions comprising cyclosporin A and 40-0-(2-hydroxyethyl)-rapamycin
Feb, 2018

(6 years ago)

Expired
US6455518

(Pediatric)

Pharmaceutical compositions for the treatment of transplant rejection, autoimmune or inflammatory conditions comprising cyclosporin a and 40-O-(2-hydroxyethyl)-rapamycin
Jan, 2018

(6 years ago)

Expired
US6239124 Pharmaceutical compositions for the treatment of transplant rejection or autoimmune or inflammatory conditions comprising cyclosporin A and 40-0-(2-hydroxyethyl)-rapamycin
Aug, 2017

(7 years ago)

Expired
US6455518 Pharmaceutical compositions for the treatment of transplant rejection, autoimmune or inflammatory conditions comprising cyclosporin a and 40-O-(2-hydroxyethyl)-rapamycin
Jul, 2017

(7 years ago)

Expired
US6004973

(Pediatric)

Pharmaceutical compositions comprising rafamycin coprecipitates
Jan, 2017

(7 years ago)

Expired
US6004973 Pharmaceutical compositions comprising rafamycin coprecipitates
Jul, 2016

(8 years ago)

Expired
US6440990

(Pediatric)

O-alkylated rapamycin derivatives and their use, particularly as immunosuppressants
Mar, 2014

(10 years ago)

Expired
US6440990 O-alkylated rapamycin derivatives and their use, particularly as immunosuppressants
Sep, 2013

(11 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 Zortress's patents.

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

Activity Date Patent Number
Patent litigations
Post Issue Communication - Certificate of Correction 10 Nov, 2018 US6455518 (Litigated)
Post Issue Communication - Certificate of Correction 10 Sep, 2018 US6455518 (Litigated)
Post Issue Communication - Certificate of Correction 21 Jun, 2018 US6455518 (Litigated)
Post Issue Communication - Certificate of Correction 14 May, 2018 US6455518 (Litigated)
Mail Certificate of Correction Memo 18 Apr, 2018 US6455518 (Litigated)
Certificate of Correction Memo 17 Apr, 2018 US6455518 (Litigated)
Request for Trial Denied 28 Apr, 2016 US6455518 (Litigated)
Petition Requesting Trial 26 Oct, 2015 US6455518 (Litigated)
Patent Issue Date Used in PTA Calculation 24 Sep, 2002 US6455518 (Litigated)
Recordation of Patent Grant Mailed 24 Sep, 2002 US6455518 (Litigated)


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 Zortress and ongoing litigations to help you estimate the early arrival of Zortress generic.

Zortress's Litigations

Zortress been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on Oct 26, 2015, against patent number US6455518. The petitioner Par Pharmaceutical, Inc., challenged the validity of this patent, with Novartis AG as the respondent. Click below to track the latest information on how companies are challenging Zortress's patents.

Last updated on November 26, 2024
Patent Proceeding Filing Date Status Respondent Petitioner
Patent litigations
US5665772 October, 2015 FWD Entered
(11 Jan, 2018)
Novartis AG Par Pharmaceutical, Inc.
US5665772 May, 2016 FWD Entered
(27 Oct, 2016)
Novartis AG BRECKENRIDGE PHARMACEUTICAL, INC.
US5665772 May, 2016 Terminated-Denied
(27 Oct, 2016)
Novartis AG Par Pharmaceutical, Inc.
US5665772 May, 2016 FWD Entered
(27 Oct, 2016)
Novartis AG Roxane Laboratories, Inc.
US5665772 May, 2016 Terminated-Denied
(27 Oct, 2016)
Novartis AG Breckenridge Pharmaceutical, Inc.
US6455518 October, 2015 Terminated-Denied
(28 Apr, 2016)
Novartis AG Par Pharmaceutical, Inc.


FDA has granted some exclusivities to Zortress. Till the time these exclusivities are active, no other company can market a generic or bioequivalent version of Zortress, 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 Zortress.

Exclusivity Information

Zortress holds 4 exclusivities. All of its exclusivities have expired in 2016. Details of Zortress's exclusivity codes and their expiration dates are given below.


Drug Exclusivity Drug Exclusivity Expiration
New Product(NP) Apr 20, 2013
Pediatric Exclusivity(PED) Sep 30, 2014
New Chemical Entity Exclusivity(NCE) Mar 30, 2014
New Indication(I-668) Feb 15, 2016

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US patents provide insights into the exclusivity only within the United States, but Zortress 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 Zortress's family patents as well as insights into ongoing legal events on those patents.

Zortress's Family Patents


Family Patents

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Generic Launch

Generic Release Date:

Zortress's generic launch date based on the last expiry date of its patents and exclusivities combined is estimated to be Mar 09, 2020 (This date is subject to change depending upon the patent filing activities by the drug owner or exclusivity additions to its drug application)

Zortress Generic API suppliers:

Everolimus is the generic name for the brand Zortress. 7 different companies have already filed for the generic of Zortress, with Endo Operations having the maximum number of approved applications. Check out the entire list of companies who have already received approval for Zortress's generic

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

You can seek FDA approval to launch a generic drug before the expiration of Zortress's patents related by providing a 'paragraph IV certification' in your application, which states that the patent submitted by the Zortress'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 Zortress -

Strength Submission Date ANDA(s) Filed First applicant approval Last patent expiry 180 day status
0.25 mg, 0.5 mg, and 0.75 mg 30 Sep, 2013 3 12 Apr, 2018 09 Mar, 2020 Extinguished Deferred

Alternative Brands for Zortress

Zortress which is used for preventing organ rejection in adult patients undergoing liver or renal transplant at low to moderate immunologic risk., has several other brand drugs using the same active ingredient (Everolimus). 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
Novartis
Afinitor
Novartis Pharm
Afinitor Disperz


Apart from brand drugs containing the same ingredient, some generics have also been filed for Everolimus, Zortress's active ingredient. Check the complete list of approved generic manufacturers for Zortress





About Zortress

Zortress is a drug owned by Novartis Pharmaceuticals Corp. It is used for preventing organ rejection in adult patients undergoing liver or renal transplant at low to moderate immunologic risk. Zortress uses Everolimus as an active ingredient. Zortress was launched by Novartis in 2010.

Approval Date:

Zortress was approved by FDA for market use on 20 April, 2010.

NCE-1 date:

NCE-1 date also known as the four year date occurs four years after the original drug approval and marks the first opportunity for a generic manufacturer to file an ANDA with a Paragraph IV certification. This is the earliest point when generic competition might begin, provided the challenge is successful. Since the approval date for Zortress is 20 April, 2010, its NCE-1 date is estimated to be 30 September, 2013.

Active Ingredient:

Zortress uses Everolimus as the active ingredient. Check out other Drugs and Companies using Everolimus ingredient

Treatment:

Zortress is used for preventing organ rejection in adult patients undergoing liver or renal transplant at low to moderate immunologic risk.

Dosage:

Zortress is available in tablet form for oral use. Given below is detailed information on Dosage -

Strength Dosage Form Availability Application Pathway
0.5MG TABLET Prescription ORAL
0.75MG TABLET Prescription ORAL
0.25MG TABLET Prescription ORAL