Chemo Research Sl Drug Patent Portfolio
Chemo Research Sl owns 1 orange book drug protected by 7 US patents Given below is the list of Chemo Research Sl's drug patents along with their expiration dates.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US10238634 | Aqueous-based metronidazole gel formulations | 28 Jun, 2032 | Active |
| US10596155 | Aqueous-based metronidazole gel formulations | 28 Jun, 2032 | Active |
| US8946276 | High dosage mucoadhesive metronidazole aqueous-based gel formulations and their use to treat bacterial vaginosis | 28 Jun, 2032 | Active |
| US9198858 | Methods of treating bacterial vaginosis with aqueous-based metronidazole gel formulations | 28 Jun, 2032 | Active |
| US8658678 | Methods and compositions for increasing solubility of azole drug compounds that are poorly soluble in water | 27 Jun, 2028 | Active |
| US7893097 | Methods and compositions for increasing solubility of azole drug compounds that are poorly soluble in water | 19 Feb, 2028 | Active |
| US8877792 | Compositions for increasing solubility of azole drug compounds that are poorly soluble in water | 02 Feb, 2028 | Active |
Latest Legal Activities on Chemo Research Sl's Drug Patents
Given below is the list of recent legal activities going on the following drug patents of Chemo Research Sl.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| Payment of Maintenance Fee, 4th Year, Large Entity | 25 Sep, 2023 | US10596155 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 01 Jun, 2023 | US9198858 |
| Payment of Maintenance Fee, 4th Year, Large Entity | 26 Sep, 2022 | US10238634 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 03 Aug, 2022 | US8946276 |
| Payment of Maintenance Fee, 12th Year, Large Entity | 20 Jul, 2022 | US7893097 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 21 Apr, 2022 | US8877792 |
|
Recordation of Patent Grant Mailed
Critical
| 24 Mar, 2020 | US10596155 |
|
Patent Issue Date Used in PTA Calculation
Critical
| 24 Mar, 2020 | US10596155 |
|
Issue Notification Mailed
Critical
| 04 Mar, 2020 | US10596155 |
| Dispatch to FDC | 20 Feb, 2020 | US10596155 |
|
Application Is Considered Ready for Issue
Critical
| 14 Feb, 2020 | US10596155 |
|
Issue Fee Payment Verified
Critical
| 07 Feb, 2020 | US10596155 |
|
Issue Fee Payment Received
Critical
| 07 Feb, 2020 | US10596155 |
|
Mail Notice of Allowance
Critical
| 31 Dec, 2019 | US10596155 |
|
Notice of Allowance Data Verification Completed
Critical
| 31 Dec, 2019 | US10596155 |
Chemo Research Sl's Family Patents
Chemo Research Sl drugs have patent protection in a total of 9 countries. It has a significant patent presence in the US with 55.6% of its patents being US patents. 1 country has all of their patents expired or invalidated which has opened up potential generic launch opportunities in this particular country. Click
below to unlock the full patent family tree.
Chemo Research Sl Drug List
Given below is the complete list of Chemo Research Sl's drugs and the patents protecting them.
1. Nuvessa
Nuvessa is protected by 7 patents, out of which none have expired yet. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US10238634 | Aqueous-based metronidazole gel formulations |
28 Jun, 2032
(7 years from now)
| Active |
| US10596155 | Aqueous-based metronidazole gel formulations |
28 Jun, 2032
(7 years from now)
| Active |
| US8946276 | High dosage mucoadhesive metronidazole aqueous-based gel formulations and their use to treat bacterial vaginosis |
28 Jun, 2032
(7 years from now)
| Active |
| US9198858 | Methods of treating bacterial vaginosis with aqueous-based metronidazole gel formulations |
28 Jun, 2032
(7 years from now)
| Active |
| US8658678 | Methods and compositions for increasing solubility of azole drug compounds that are poorly soluble in water |
27 Jun, 2028
(3 years from now)
| Active |
| US7893097 | Methods and compositions for increasing solubility of azole drug compounds that are poorly soluble in water |
19 Feb, 2028
(2 years from now)
| Active |
| US8877792 | Compositions for increasing solubility of azole drug compounds that are poorly soluble in water |
02 Feb, 2028
(2 years from now)
| Active |
Discover which of these patents contain the active ingredient(API) of the drug, their family patents, along with litigation and legal activity details of these patents on Nuvessa's drug page
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