Tirzepatide Patent Expiration

Tirzepatide is Used for long-term weight management in adults who are overweight or obese with at least one weight-related comorbid condition. It was first introduced by Eli Lilly And Co in its drug Mounjaro (Autoinjector) on May 13, 2022. Other drugs containing Tirzepatide are Zepbound (Autoinjector), Zepbound, Mounjaro.


Tirzepatide Patents

Given below is the list of patents protecting Tirzepatide, 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
Mounjaro US11357820 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Mounjaro (autoinjector) US11357820 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Zepbound US11357820 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Zepbound US11918623 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Zepbound (autoinjector) US11357820 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Zepbound (autoinjector) US11918623 GIP/GLP1 agonist compositions Jun 14, 2039 Eli Lilly And Co
Mounjaro US9474780 GIP and GLP-1 co-agonist compounds Jan 05, 2036 Eli Lilly And Co
Mounjaro (autoinjector) US9474780 GIP and GLP-1 co-agonist compounds Jan 05, 2036 Eli Lilly And Co
Zepbound US9474780 GIP and GLP-1 co-agonist compounds Jan 05, 2036 Eli Lilly And Co
Zepbound (autoinjector) US9474780 GIP and GLP-1 co-agonist compounds Jan 05, 2036 Eli Lilly And Co
Mounjaro (autoinjector) US9402957 Automatic injection device with delay mechanism including dual functioning biasing member Jun 29, 2031 Eli Lilly And Co
Zepbound (autoinjector) US9402957 Automatic injection device with delay mechanism including dual functioning biasing member Jun 29, 2031 Eli Lilly And Co
Mounjaro (autoinjector) US8734394 Automatic injection device with delay mechanism including dual functioning biasing member Feb 24, 2031 Eli Lilly And Co
Zepbound (autoinjector) US8734394 Automatic injection device with delay mechanism including dual functioning biasing member Feb 24, 2031 Eli Lilly And Co



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 Tirzepatide's patents.

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

Activity Date Patent Number
Patent litigations
Patent Issue Date Used in PTA Calculation 05 Mar, 2024 US11918623
Email Notification 05 Mar, 2024 US11918623
Mail Patent eGrant Notification 05 Mar, 2024 US11918623
Recordation of Patent Grant Mailed 05 Mar, 2024 US11918623
Patent eGrant Notification 05 Mar, 2024 US11918623
Recordation of Patent eGrant 05 Mar, 2024 US11918623
Email Notification 15 Feb, 2024 US11918623
Issue Notification Mailed 14 Feb, 2024 US11918623
Dispatch to FDC 31 Jan, 2024 US11918623
Application Is Considered Ready for Issue 31 Jan, 2024 US11918623


Tirzepatide's Family Patents

Family Patents

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Clinical Trials

Recent Clinical Trials on Tirzepatide:

Sometimes companies keep conducting clinical trials even after the drug's approval to discover new formulations, methods of use, or new treatment indications, so they could file for additional patents or receive regulatory exclusivity extensions, such as pediatric exclusivity, potentially delaying generic competition. Based on these recent clinical trials, generic companies need to consider the potential for new intellectual property or regulatory hurdles. These strategic moves by the drug owner might delay generic substitution or lead to additional sales of the brand drug, even after patent expiry. Tirzepatide has 8 clinical trials that have been verified in 2024. Out of these 8, 1 trial is in PHASE4.

Title Lead Sponsor Collaborators Status Phases
A Study of Tirzepatide (LY3298176) in Participants With Overweight or Obesity and Chronic Kidney Disease With or Without Type 2 Diabetes Eli Lilly and Company RECRUITING
(Sep, 2024)
PHASE2
A Study of LY3841136 in Overweight and Obese Participants Eli Lilly and Company ACTIVE NOT RECRUITING
(Sep, 2024)
PHASE1
A Study of Tirzepatide (LY3298176) in Adult Participants With Type 2 Diabetes Switching From Dulaglutide (SURPASS-SWITCH) Eli Lilly and Company COMPLETED
(Aug, 2024)
PHASE4
A Study of Tirzepatide (LY3298176) Plus Mibavademab Compared With Tirzepatide Alone in Adult Participants With Obesity Eli Lilly and Company Regeneron Pharmaceuticals RECRUITING
(Aug, 2024)
PHASE2
A Study of Tirzepatide (LY3298176) in Participants With Heart Failure With Preserved Ejection Fraction (HFpEF) and Obesity: The SUMMIT Trial Eli Lilly and Company COMPLETED
(Jul, 2024)
PHASE3
A Study of LY3298176 (Tirzepatide) For the Maintenance of Body Weight Reduction in Participants Who Have Obesity or Overweight With Weight-Related Comorbidities Eli Lilly and Company ACTIVE NOT RECRUITING
(Jul, 2024)
PHASE3
A Study of Tirzepatide (LY3298176) in Participants With Nonalcoholic Steatohepatitis (NASH) Eli Lilly and Company COMPLETED
(Apr, 2024)
PHASE2
Tirzepatide Monotherapy in Patients With Wolfram Syndrome Type 1 Ospedale San Raffaele RECRUITING
(Feb, 2024)
PHASE2
A Study of Tirzepatide (LY3298176) in Japanese Participants With Type 2 Diabetes Eli Lilly and Company COMPLETED
(Jun, 2022)
PHASE1
A Study of Tirzepatide (LY3298176) Once a Week Versus Insulin Glargine Once a Day in Participants With Type 2 Diabetes and Increased Cardiovascular Risk Eli Lilly and Company COMPLETED
(Jan, 2022)
PHASE3


Tirzepatide News

Is Eli Lilly a Leading Healthcare Stock Following the Approval of Its Successful New Drug? - StockNews

23 Oct, 2024

Lilly and Novo Nordisk face increased competition from generic versions of weight-loss medications, raising safety concerns

22 Oct, 2024

FDA to review decision to take Eli Lilly weight loss drug off shortage list - STAT News

12 Oct, 2024

Eli Lilly Sends Legal Notices to Compounders for Replicating Weight-Loss Medication

10 Oct, 2024

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