Zonisamide Patent Expiration
Zonisamide is Used for controlling seizures. It was first introduced by Concordia Pharmaceuticals Inc
Zonisamide Patents
Given below is the list of patents protecting Zonisamide, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Zonisade | US11478456 | Oral pharmaceutical composition comprising Zonisamide and process of preparation thereof | Aug 18, 2038 | Azurity |
| Zonisade | US11529333 | Oral pharmaceutical composition comprising zonisamide and process of preparation thereof | Aug 18, 2038 | Azurity |
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 Zonisamide's patents.
Latest Legal Activities on Zonisamide's Patents
Given below is the list recent legal activities going on the following patents of Zonisamide.
| Event | Date | Patent/Publication |
|---|---|---|
 | ||
| Recordation of Patent Grant Mailed | 20 Dec, 2022 | US11529333 |
| Patent Issue Date Used in PTA Calculation | 20 Dec, 2022 | US11529333 |
| Email Notification | 01 Dec, 2022 | US11529333 |
| Issue Notification Mailed | 30 Nov, 2022 | US11529333 |
| Application Is Considered Ready for Issue | 23 Nov, 2022 | US11529333 |
| Dispatch to FDC | 23 Nov, 2022 | US11529333 |
| Issue Fee Payment Verified | 02 Nov, 2022 | US11529333 |
| Issue Fee Payment Received | 02 Nov, 2022 | US11529333 |
| Recordation of Patent Grant Mailed | 25 Oct, 2022 | US11478456 |
| Patent Issue Date Used in PTA Calculation | 25 Oct, 2022 | US11478456 |
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Zonisamide Generics
Several generic applications have been filed for Zonisamide. The first generic version for Zonisamide was by Roxane Laboratories Inc and was approved on Dec 22, 2005. And the latest generic version is by Unichem Laboratories Ltd and was approved on Jan 26, 2021.
Given below is the list of companies who have filed for Zonisamide generic.
1. MYLAN PHARMS INC
Mylan Pharmaceuticals Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Mylan Pharms Inc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
2. BIONPHARMA
Bionpharma Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Bionpharma.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Prescription | ORAL | AB | Aug 16, 2006 |
| 100MG | capsule | Prescription | ORAL | AB | Aug 16, 2006 |
| 50MG | capsule | Prescription | ORAL | AB | Aug 16, 2006 |
3. RISING
Rising Pharma Holding Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Rising.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
4. ANI PHARMS
Ani Pharmaceuticals Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Ani Pharms.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
5. UPSHER SMITH LABS
Upsher Smith Laboratories Llc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Upsher Smith Labs.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
6. ROXANE
Roxane Laboratories Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Roxane.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
7. INVAGEN PHARMS
Invagen Pharmaceuticals Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Invagen Pharms.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 100MG | capsule | Prescription | ORAL | AB | May 31, 2006 |
| 25MG | capsule | Prescription | ORAL | AB | May 31, 2006 |
| 50MG | capsule | Prescription | ORAL | AB | May 31, 2006 |
8. APOTEX INC
Apotex Inc Etobicoke Site has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Apotex Inc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Prescription | ORAL | AB | Dec 22, 2005 |
| 50MG | capsule | Prescription | ORAL | AB | Dec 22, 2005 |
| 100MG | capsule | Prescription | ORAL | AB | Dec 22, 2005 |
9. AUROBINDO PHARMA LTD
Aurobindo Pharma Ltd has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Aurobindo Pharma Ltd.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 100MG | capsule | Prescription | ORAL | AB | Dec 22, 2005 |
| 50MG | capsule | Prescription | ORAL | AB | Sep 29, 2006 |
| 25MG | capsule | Prescription | ORAL | AB | Sep 29, 2006 |
10. SUN PHARM INDS (IN)
Sun Pharmaceutical Industries Ltd has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Sun Pharm Inds (in).
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 50MG | capsule | Prescription | ORAL | AB | Mar 17, 2006 |
| 25MG | capsule | Prescription | ORAL | AB | Mar 17, 2006 |
| 100MG | capsule | Prescription | ORAL | AB | Mar 17, 2006 |
11. UNICHEM
Unichem Laboratories Ltd has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Unichem.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Prescription | ORAL | AB | Jan 26, 2021 |
| 50MG | capsule | Prescription | ORAL | AB | Jan 26, 2021 |
| 100MG | capsule | Prescription | ORAL | AB | Jan 26, 2021 |
12. GLENMARK PHARMS INC
Glenmark Pharmaceuticals Inc Usa has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Glenmark Pharms Inc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Prescription | ORAL | AB | Jan 30, 2006 |
| 50MG | capsule | Prescription | ORAL | AB | Jan 30, 2006 |
| 100MG | capsule | Prescription | ORAL | AB | Jan 30, 2006 |
13. SUN PHARM INDUSTRIES
Sun Pharmaceutical Industries Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Sun Pharm Industries.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 25MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 50MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
| 100MG | capsule | Discontinued | ORAL | N/A | Dec 22, 2005 |
14. HERITAGE PHARMA AVET
Heritage Pharma Labs Inc Dba Avet Pharmaceuticals Labs Inc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Heritage Pharma Avet.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 50MG | capsule | Discontinued | ORAL | N/A | Apr 20, 2006 |
| 25MG | capsule | Discontinued | ORAL | N/A | Apr 20, 2006 |
| 100MG | capsule | Discontinued | ORAL | N/A | Apr 20, 2006 |
15. EPIC PHARMA LLC
Epic Pharma Llc has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Epic Pharma Llc.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 100MG | capsule | Discontinued | ORAL | N/A | Feb 21, 2007 |
| 25MG | capsule | Discontinued | ORAL | N/A | Feb 21, 2007 |
| 50MG | capsule | Discontinued | ORAL | N/A | Feb 21, 2007 |
16. ZYDUS LIFESCIENCES
Zydus Lifesciences Ltd has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Zydus Lifesciences.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 50MG | capsule | Prescription | ORAL | AB | Oct 16, 2006 |
| 100MG | capsule | Prescription | ORAL | AB | Oct 16, 2006 |
| 25MG | capsule | Prescription | ORAL | AB | Oct 16, 2006 |
17. GRANULES
Granules India Ltd has filed for 3 different strengths of generic version for Zonisamide. Given below are the details of the strengths of this generic introduced by Granules.
| Strength | Dosage Form | Availability | Application Pathway | TE code | Launch Date |
|---|---|---|---|---|---|
| 100MG | capsule | Prescription | ORAL | AB | Dec 22, 2005 |
| 25MG | capsule | Prescription | ORAL | AB | Jul 27, 2006 |
| 50MG | capsule | Prescription | ORAL | AB | Jul 27, 2006 |