Fresenius Medcl Drug Patent Portfolio
Fresenius Medcl owns 3 orange book drugs protected by 5 US patents Given below is the list of Fresenius Medcl's drug patents along with their expiration dates.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US8591938 | Liquid compositions of calcium acetate | 23 Feb, 2030 | Active |
| US8592480 | Liquid compositions of calcium acetate | 20 Jul, 2027 | Active |
| US9089528 | Liquid compositions of calcium acetate | 20 Jul, 2027 | Active |
| US6875445 | Encapsulated calcium acetate caplet and a method for inhibiting gastrointestinal phosphorous absorption | 30 Jul, 2021 | Expired |
| US6576665 | Encapsulated calcium acetate caplet and a method for inhibiting gastrointestinal phosphorous absorption | 03 Apr, 2021 | Expired |
Latest Legal Activities on Fresenius Medcl's Drug Patents
Given below is the list of recent legal activities going on the following drug patents of Fresenius Medcl.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
|
Expire Patent
Critical
| 04 Sep, 2023 | US9089528 |
|
Maintenance Fee Reminder Mailed
Critical
| 20 Mar, 2023 | US9089528 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 12 May, 2021 | US8592480 (Litigated) |
| Payment of Maintenance Fee, 8th Year, Large Entity | 12 May, 2021 | US8591938 (Litigated) |
| Payment of Maintenance Fee, 4th Year, Large Entity | 17 Jan, 2019 | US9089528 |
|
Application ready for PDX access by participating foreign offices
Critical
| 31 Aug, 2015 | US9089528 |
|
Patent Issue Date Used in PTA Calculation
Critical
| 28 Jul, 2015 | US9089528 |
|
Recordation of Patent Grant Mailed
Critical
| 28 Jul, 2015 | US9089528 |
|
Email Notification
Critical
| 09 Jul, 2015 | US9089528 |
|
Issue Notification Mailed
Critical
| 08 Jul, 2015 | US9089528 |
| Dispatch to FDC | 24 Jun, 2015 | US9089528 |
|
Application Is Considered Ready for Issue
Critical
| 24 Jun, 2015 | US9089528 |
|
Issue Fee Payment Received
Critical
| 23 Jun, 2015 | US9089528 |
|
Issue Fee Payment Verified
Critical
| 23 Jun, 2015 | US9089528 |
|
Electronic Review
Critical
| 25 Mar, 2015 | US9089528 |
Fresenius Medcl's Drug Patent Litigations
Fresenius Medcl's drugs have been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on May 31, 2011, against patent number US8591938. The petitioner , challenged the validity of this patent, with Stephen C. Tarallo as the respondent. Click below to track the latest information on how companies are challenging Fresenius Medcl's patents.
| Patent | Proceeding Filing Date | Status | Respondent | Petitioner |
|---|---|---|---|---|
 | ||||
| US8591938 | May, 2011 |
Decision
(22 May, 2013)
| Stephen C. Tarallo | |
Fresenius Medcl's Family Patents
Fresenius Medcl Drug List
Given below is the complete list of Fresenius Medcl's drugs and the patents protecting them.
1. Phoslo
Phoslo is protected by 1 patent, which has expired already. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US6576665 | Encapsulated calcium acetate caplet and a method for inhibiting gastrointestinal phosphorous absorption |
03 Apr, 2021
(4 years ago)
| Expired |
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 Phoslo's drug page
2. Phoslo Gelcaps
Phoslo Gelcaps is protected by 2 patents, out of which all have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US6875445 | Encapsulated calcium acetate caplet and a method for inhibiting gastrointestinal phosphorous absorption |
30 Jul, 2021
(3 years ago)
| Expired |
| US6576665 | Encapsulated calcium acetate caplet and a method for inhibiting gastrointestinal phosphorous absorption |
03 Apr, 2021
(4 years ago)
| Expired |
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 Phoslo Gelcaps's drug page
3. Phoslyra
Phoslyra is protected by 3 patents, out of which none have expired yet. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US8591938 | Liquid compositions of calcium acetate |
23 Feb, 2030
(4 years from now)
| Active |
| US8592480 | Liquid compositions of calcium acetate |
20 Jul, 2027
(2 years from now)
| Active |
| US9089528 | Liquid compositions of calcium acetate |
20 Jul, 2027
(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 Phoslyra's drug page