Drug Patents owned by Purdue Pharma
1. List of Intermezzo drug patents
| Patent Number | Company | Patent Title | Patent Expiry | Activity Alert |
|---|---|---|---|---|
| These patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc). | ||||
| US7682628 | PURDUE PHARMA | Compositions for delivering hypnotic agents across the oral mucosa and methods of use thereof |
Feb, 2025
(2 years from now) | |
| US8252809 | PURDUE PHARMA | Compositions for treating insomnia |
Feb, 2025
(2 years from now) | |
| US7658945 | PURDUE PHARMA | Compositions for delivering hypnotic agents across the oral mucosa and methods of use thereof |
Apr, 2027
(4 years from now) | |
| US8242131 | PURDUE PHARMA | Methods of treating middle-of-the-night insomnia |
Aug, 2029
(6 years from now) | |
Drugs and Companies using ZOLPIDEM TARTRATE ingredient
Market Authorisation Date: 23 November, 2011
Treatment: Method for treating insomnia; Method of treating middle-of-the-night insomnia
Dosage: TABLET;SUBLINGUAL
INTERMEZZO family patents
31
United States
8
Korea, Republic of
3
Canada
3
Japan
2
Brazil
2
South Africa
2
Australia
2
New Zealand
2
Mexico
2
China
2
European Union
1
Hong Kong
1
Israel
2. List of Ryzolt drug patents
| Patent Number | Company | Patent Title | Patent Expiry | Activity Alert |
|---|---|---|---|---|
| These patents focus on the other aspects of the active substance like dosage, mode of administration (oral, tablet, capsules, liquids etc). | ||||
| US7988998 | PURDUE PHARMA | Sustained-release tramadol formulations with 24-hour efficacy |
Oct, 2023
(8 months from now) | |
Drugs and Companies using TRAMADOL HYDROCHLORIDE ingredient
Market Authorisation Date: 30 December, 2008
Treatment: NA
Dosage: TABLET, EXTENDED RELEASE;ORAL
RYZOLT family patents
8
United States
5
Canada
3
Brazil
3
Japan
2
Austria
2
Hong Kong
2
Korea, Republic of
2
Australia
2
Ukraine
2
Spain
2
Germany
2
Israel
2
Mexico
2
Slovenia
2
Argentina
2
South Africa
2
Portugal
2
Russia
2
China
2
Norway
2
New Zealand
2
Taiwan, Province of China
2
Denmark
2
Ecuador
2
European Union
1
Malaysia
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