Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium Patent Expiration

Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium is Used for treating hospital-acquired bacterial pneumonia and ventilator-associated bacterial pneumonia. It was first introduced by Entasis Therapeutics Inc in its drug Xacduro (Copackaged) on May 23, 2023.


Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium Patents

Given below is the list of patents protecting Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium, 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
Xacduro (copackaged) US10376499 Combination therapy for treatment of resistant bacterial infections Nov 17, 2035 Entasis Therap
Xacduro (copackaged) US9968593 Combination therapy for treatment of resistant bacterial infections Nov 17, 2035 Entasis Therap
Xacduro (copackaged) US9309245 Beta-lactamase inhibitor compounds Apr 02, 2033 Entasis Therap
Xacduro (copackaged) US9623014 β-lactamase inhibitor compounds Apr 02, 2033 Entasis Therap



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 Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium's patents.

Given below is the list recent legal activities going on the following patents of Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium.

Activity Date Patent Number
Patent litigations
Notice of Final Determination- Ineligible 26 Apr, 2024 US9309245
Notice of Final Determination- Ineligible 26 Apr, 2024 US10376499
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US10376499
Letter from FDA or Dept of Agriculture re PTE application 17 Apr, 2024 US9309245
Initial letter Re: PTE Application to regulating agency 17 Jan, 2024 US10376499
Initial letter Re: PTE Application to regulating agency 17 Jan, 2024 US9309245
Requirement for information sent under 37 CFR 1.750 17 Nov, 2023 US10376499
Requirement for information sent under 37 CFR 1.750 17 Nov, 2023 US9309245
Payment of Maintenance Fee, 8th Year, Large Entity 12 Oct, 2023 US9309245
Requirement for information sent under 37 CFR 1.750 09 Aug, 2023 US10376499


Durlobactam Sodium; Durlobactam Sodium; Sulbactam Sodium's Family Patents

Family Patents

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