Naloxone Hydrochloride Patent Expiration
Naloxone Hydrochloride is used for the emergency treatment of opioid overdose to reverse respiratory and central nervous system depression. It was first introduced by Adapt Pharma Operations Ltd
Naloxone Hydrochloride Patents
Given below is the list of patents protecting Naloxone 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 |
---|---|---|---|---|
Zimhi | US11571518 | Emergency devices | Jun 14, 2041 | Zmi Pharma |
Zimhi | US11027072 | Emergency devices | May 24, 2039 | Zmi Pharma |
Evzio | US10220158 | Devices and methods for delivering opioid antagonists including formulations for naloxone | Mar 20, 2035 | Kaleo Inc |
Evzio (autoinjector) | US10220158 | Devices and methods for delivering opioid antagonists including formulations for naloxone | Mar 20, 2035 | Kaleo Inc |
Narcan | US10085937 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9211253 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9468747 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9480644 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9561177 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9629965 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9707226 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Narcan | US9775838 | Nasal drug products and methods of their use | Mar 16, 2035 | Emergent |
Kloxxado | US10722510 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Kloxxado | US10973814 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Kloxxado | US11135155 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Kloxxado | US11617713 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Kloxxado | US11628139 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Kloxxado | US11975096 | Liquid naloxone spray | Aug 26, 2034 | Hikma |
Evzio | US9517307 | Devices and methods for delivering opioid antagonists including formulations for naloxone | Jul 18, 2034 | Kaleo Inc |
Evzio (autoinjector) | US9517307 | Devices and methods for delivering opioid antagonists including formulations for naloxone | Jul 18, 2034 | Kaleo Inc |
Rivive | US11020343 | Intranasal pharmaceutical dosage forms comprising naloxone | May 11, 2032 | Harm Reduction Therp |
Rivive | US11806428 | Intranasal pharmaceutical dosage forms comprising naloxone | May 11, 2032 | Harm Reduction Therp |
Evzio | US8627816 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 04, 2032 | Kaleo Inc |
Evzio (autoinjector) | US8627816 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 04, 2032 | Kaleo Inc |
Evzio | US10143972 | Ultrafiltration membrane and a preparation method thereof | May 24, 2031 | Kaleo Inc |
Evzio (autoinjector) | US10143792 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | May 24, 2031 | Kaleo Inc |
Evzio (autoinjector) | US10143972 | Ultrafiltration membrane and a preparation method thereof | May 24, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US10143792 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | May 24, 2031 | Kaleo Inc |
Evzio | US10322239 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio | US8939943 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio | US9022022 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio | US9474869 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio (autoinjector) | US10322239 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio (autoinjector) | US8939943 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio (autoinjector) | US9022022 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio (autoinjector) | US9474869 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US10322239 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8939943 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US9022022 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US9474869 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US9814838 | Medicament delivery device for administration of opioid antagonists including formulations for naloxone | Feb 28, 2031 | Kaleo Inc |
Evzio | US8021344 | Medicament delivery device configured to produce an audible output | Nov 02, 2029 | Kaleo Inc |
Evzio (autoinjector) | US8021344 | Medicament delivery device configured to produce an audible output | Nov 02, 2029 | Kaleo Inc |
Evzio | US8223610 | Apparatus and method for initializing information recording medium, apparatus and method for recording information, and information recording medium | Apr 10, 2029 | Kaleo Inc |
Evzio | US8226610 | Medical injector with compliance tracking and monitoring | Apr 10, 2029 | Kaleo Inc |
Evzio (autoinjector) | US8226610 | Medical injector with compliance tracking and monitoring | Apr 10, 2029 | Kaleo Inc |
Evzio | US8231573 | Medicament delivery device having an electronic circuit system | Nov 25, 2028 | Kaleo Inc |
Evzio (autoinjector) | US8231573 | Medicament delivery device having an electronic circuit system | Nov 25, 2028 | Kaleo Inc |
Evzio | US7749194 | Devices, systems, and methods for medicament delivery | Oct 30, 2028 | Kaleo Inc |
Evzio (autoinjector) | US7749194 | Devices, systems, and methods for medicament delivery | Oct 30, 2028 | Kaleo Inc |
Evzio | US7947017 | Devices, systems and methods for medicament delivery | Mar 12, 2028 | Kaleo Inc |
Evzio (autoinjector) | US7947017 | Devices, systems and methods for medicament delivery | Mar 12, 2028 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US7947017 | Devices, systems and methods for medicament delivery | Mar 12, 2028 | Kaleo Inc |
Evzio | US9724471 | Devices, systems, and methods for medicament delivery | May 23, 2027 | Kaleo Inc |
Evzio (autoinjector) | US9724471 | Devices, systems, and methods for medicament delivery | May 23, 2027 | Kaleo Inc |
Evzio | US8206360 | Devices, systems and methods for medicament delivery | Feb 27, 2027 | Kaleo Inc |
Evzio (autoinjector) | US8206360 | Devices, systems and methods for medicament delivery | Feb 27, 2027 | Kaleo Inc |
Evzio | US9238108 | Medicament delivery device having an electronic circuit system | Feb 20, 2027 | Kaleo Inc |
Evzio (autoinjector) | US9238108 | Medicament delivery device having an electronic circuit system | Feb 20, 2027 | Kaleo Inc |
Evzio | US11590286 | Devices, systems and methods for medicament delivery | Dec 12, 2026 | Kaleo Inc |
Evzio (autoinjector) | US11590286 | Devices, systems and methods for medicament delivery | Dec 12, 2026 | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US11590286 | Devices, systems and methods for medicament delivery | Dec 12, 2026 | Kaleo Inc |
Evzio | US10960155 | Devices, systems and methods for medicament delivery | Jun 25, 2026 | Kaleo Inc |
Evzio (autoinjector) | US10960155 | Devices, systems and methods for medicament delivery | Jun 25, 2026 | Kaleo Inc |
Evzio | US7731686 | Devices, systems and methods for medicament delivery | Jun 10, 2026 | Kaleo Inc |
Evzio (autoinjector) | US7731686 | Devices, systems and methods for medicament delivery | Jun 01, 2026 | Kaleo Inc |
Evzio | US8926594 | Devices, systems and methods for medicament delivery | Mar 31, 2026 | Kaleo Inc |
Evzio (autoinjector) | US8926594 | Devices, systems and methods for medicament delivery | Mar 31, 2026 | Kaleo Inc |
Evzio | US9278182 | Devices, systems and methods for medicament delivery | Feb 01, 2026 | Kaleo Inc |
Evzio (autoinjector) | US9278182 | Devices, systems and methods for medicament delivery | Feb 01, 2026 | Kaleo Inc |
Evzio | US10335549 | Devices, systems and methods for medicament delivery |
Apr 30, 2025
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US10335549 | Devices, systems and methods for medicament delivery |
Apr 30, 2025
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US10335549 | Devices, systems and methods for medicament delivery |
Apr 30, 2025
(Expired) | Kaleo Inc |
Evzio | US8016788 | Devices, systems and methods for medicament delivery |
Mar 21, 2025
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US8016788 | Devices, systems and methods for medicament delivery |
Mar 21, 2025
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8016788 | Devices, systems and methods for medicament delivery |
Mar 21, 2025
(Expired) | Kaleo Inc |
Evzio | US7731690 | Devices, systems and methods for medicament delivery |
Jan 15, 2025
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US7731690 | Devices, systems and methods for medicament delivery |
Jan 15, 2025
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US7731690 | Devices, systems and methods for medicament delivery |
Jan 15, 2025
(Expired) | Kaleo Inc |
Evzio | US10314977 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US10737028 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US7918823 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US8313466 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US8361029 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US8425462 | Devices, systems, and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US8608698 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US9056170 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio | US9737669 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US10314977 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US10737028 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US7918823 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US8313466 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US8361029 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US8425462 | Devices, systems, and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US8608698 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US9056170 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Evzio (autoinjector) | US9737669 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US10314977 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US10737028 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US7918823 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8313466 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8361029 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8425462 | Devices, systems, and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US8608698 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US9056170 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
Naloxone Hydrochloride (autoinjector) | US9737669 | Devices, systems and methods for medicament delivery |
Nov 23, 2024
(Expired) | Kaleo Inc |
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 Naloxone Hydrochloride's patents.
Latest Legal Activities on Naloxone Hydrochloride's Patents
Given below is the list recent legal activities going on the following patents of Naloxone Hydrochloride.
Activity | Date | Patent Number |
---|---|---|
![]() | ||
Patent Issue Date Used in PTA Calculation Critical
| 07 Nov, 2023 | US11806428 |
Mail Patent eGrant Notification | 07 Nov, 2023 | US11806428 |
Recordation of Patent eGrant | 07 Nov, 2023 | US11806428 |
Recordation of Patent Grant Mailed Critical
| 07 Nov, 2023 | US11806428 |
Patent eGrant Notification | 07 Nov, 2023 | US11806428 |
Email Notification Critical
| 07 Nov, 2023 | US11806428 |
Email Notification Critical
| 19 Oct, 2023 | US11806428 |
Issue Notification Mailed Critical
| 18 Oct, 2023 | US11806428 |
Application Is Considered Ready for Issue Critical
| 04 Oct, 2023 | US11806428 |
Dispatch to FDC | 04 Oct, 2023 | US11806428 |
Naloxone Hydrochloride's Family Patents
