Dapagliflozin; Metformin Hydrochloride Patent Expiration

Dapagliflozin; Metformin Hydrochloride is used for managing type 2 diabetes mellitus when glycemic control is not achievable with other medications. It was first introduced by Astrazeneca Ab in its drug Xigduo Xr on Oct 29, 2014.


Dapagliflozin; Metformin Hydrochloride Patents

Given below is the list of patents protecting Dapagliflozin; Metformin Hydrochloride, 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
Xigduo Xr US9616028

(Pediatric)

Bilayer tablet formulations May 12, 2031 Astrazeneca Ab
Xigduo Xr US8685934

(Pediatric)

Methods for treating extreme insulin resistance in patients resistant to previous treatment with other anti-diabetic drugs employing an SGLT2 inhibitor and compositions thereof Nov 26, 2030 Astrazeneca Ab
Xigduo Xr US9616028 Bilayer tablet formulations Nov 12, 2030 Astrazeneca Ab
Xigduo Xr US7919598

(Pediatric)

Crystal structures of SGLT2 inhibitors and processes for preparing same Jun 16, 2030 Astrazeneca Ab
Xigduo Xr US8685934 Methods for treating extreme insulin resistance in patients resistant to previous treatment with other anti-diabetic drugs employing an SGLT2 inhibitor and compositions thereof May 26, 2030 Astrazeneca Ab
Xigduo Xr US7919598 Crystal structures of SGLT2 inhibitors and processes for preparing same Dec 16, 2029 Astrazeneca Ab
Xigduo Xr US8501698

(Pediatric)

Crystal structures of SGLT2 inhibitors and processes for preparing same Dec 20, 2027 Astrazeneca Ab
Xigduo Xr US8501698 Crystal structures of SGLT2 inhibitors and processes for preparing same Jun 20, 2027 Astrazeneca Ab
Xigduo Xr US6515117

(Pediatric)

C-aryl glucoside SGLT2 inhibitors and method Apr 04, 2026 Astrazeneca Ab
Xigduo Xr US6515117 C-aryl glucoside SGLT2 inhibitors and method Oct 04, 2025 Astrazeneca Ab
Xigduo Xr US6414126 C-aryl glucoside SGLT2 inhibitors and method Oct 04, 2020

(Expired)

Astrazeneca Ab
Xigduo Xr US6936590 C-aryl glucoside SGLT2 inhibitors and method Oct 04, 2020

(Expired)

Astrazeneca Ab
Xigduo Xr US9198925 Pharmaceutical formulations containing an SGLT2 inhibitor Oct 04, 2020

(Expired)

Astrazeneca Ab



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 Dapagliflozin; Metformin Hydrochloride's patents.

Given below is the list recent legal activities going on the following patents of Dapagliflozin; Metformin Hydrochloride.

Activity Date Patent Number
Patent litigations
Payment of Maintenance Fee, 4th Year, Large Entity 24 Sep, 2020 US9616028
Recordation of Patent Grant Mailed 11 Apr, 2017 US9616028
Patent Issue Date Used in PTA Calculation 11 Apr, 2017 US9616028
Email Notification 23 Mar, 2017 US9616028
Issue Notification Mailed 22 Mar, 2017 US9616028
Dispatch to FDC 02 Mar, 2017 US9616028
Application Is Considered Ready for Issue 02 Mar, 2017 US9616028
Issue Fee Payment Verified 24 Feb, 2017 US9616028
Issue Fee Payment Received 24 Feb, 2017 US9616028
Electronic Review 28 Nov, 2016 US9616028


Dapagliflozin; Metformin Hydrochloride's Family Patents

Family Patents

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