Wyeth Drug Patent Portfolio
Wyeth owns 8 orange book drugs protected by 32 US patents with Lybrel having the least patent protection, holding only 1 patent. And Protonix with maximum patent protection, holding 10 patents. Given below is the list of Wyeth's drug patents along with their expiration dates.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US7683051 | Crystalline polymorph of bazedoxifene acetate | 10 Mar, 2027 | Active |
| US7544370 | Pantoprazole multiparticulate formulations | 07 Dec, 2026 | Active |
| US7544370 | Pantoprazole multiparticulate formulations | 07 Jun, 2026 | Active |
| US7550153 | Pantoprazole multiparticulate formulations | 30 Mar, 2025 | Expired |
| US7553498 | Pantoprazole multiparticulate formulations | 30 Mar, 2025 | Expired |
| US7838027 | Pantoprazole multiparticulate formulations | 30 Mar, 2025 | Expired |
| US7550153 | Pantoprazole multiparticulate formulations | 30 Sep, 2024 | Expired |
| US7553498 | Pantoprazole multiparticulate formulations | 30 Sep, 2024 | Expired |
| US7838027 | Pantoprazole multiparticulate formulations | 30 Sep, 2024 | Expired |
| US6479535 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indole and estrogen formulations | 06 May, 2024 | Expired |
| US6900184 | Compositions containing pipercillin and tazobactam useful for injection | 14 Apr, 2023 | Expired |
| US7915229 | Compositions containing piperacillin and tazobactam useful for injection | 14 Apr, 2023 | Expired |
| US8133883 | Compositions containing piperacillin and tazobactam useful for injection | 14 Apr, 2023 | Expired |
| US6780881 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 May, 2022 | Expired |
| US7351723 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 May, 2022 | Expired |
| US8754108 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 May, 2022 | Expired |
| US6780881 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 Nov, 2021 | Expired |
| US7351723 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 Nov, 2021 | Expired |
| US8754108 | Freeze-dried pantoprazole preparation and pantoprazole injection | 17 Nov, 2021 | Expired |
| US8815934 | 2-Phenyl-1-[4-(2-Aminoethoxy)-Benzyl]-Indole and estrogen formulations | 06 May, 2019 | Expired |
| US5998402 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indoles as estrogenic agents | 04 Apr, 2019 | Expired |
| US6500814 | Hormonal contraceptive | 03 Sep, 2018 | Expired |
| US5997903 | Oral-administration forms of a medicament containing pantoprazol | 07 Jun, 2017 | Expired |
| US7138392 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indoles as estrogenic agents | 04 Apr, 2017 | Expired |
| US5997903 | Oral-administration forms of a medicament containing pantoprazol | 07 Dec, 2016 | Expired |
| US5773001 | Conjugates of methyltrithio antitumor agents and intermediates for their synthesis | 30 Jun, 2015 | Expired |
| US5767285 | Linkers useful for the synthesis of conjugates of methyltrithio antitumor agents | 16 Jun, 2015 | Expired |
| US5739116 | Enediyne derivatives useful for the synthesis of conjugates of methyltrithio antitumor agents | 14 Apr, 2015 | Expired |
| US5547948 | Controlled release of steroids from sugar coatings | 17 Jan, 2015 | Expired |
| US5693762 | Humanized immunoglobulins | 02 Dec, 2014 | Expired |
| US5606040 | Antitumor and antibacterial substituted disulfide derivatives prepared from compounds possessing a methyl-trithio group | 25 Feb, 2014 | Expired |
| US5585089 | Humanized immunoglobulins | 17 Dec, 2013 | Expired |
Latest Legal Activities on Wyeth's Drug Patents
Given below is the list of recent legal activities going on the following drug patents of Wyeth.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
|
Expire Patent
Critical
| 15 Apr, 2024 | US8133883 |
|
Maintenance Fee Reminder Mailed
Critical
| 30 Oct, 2023 | US8133883 |
|
Expire Patent
Critical
| 03 Oct, 2022 | US8815934 |
| Payment of Maintenance Fee, 12th Year, Large Entity | 05 Aug, 2022 | US7915229 |
|
Change in Power of Attorney (May Include Associate POA)
Critical
| 24 Jun, 2022 | US8133883 |
|
Email Notification
Critical
| 24 Jun, 2022 | US8133883 |
|
Change in Power of Attorney (May Include Associate POA)
Critical
| 23 Jun, 2022 | US7915229 |
|
Email Notification
Critical
| 23 Jun, 2022 | US7915229 |
|
Correspondence Address Change
Critical
| 23 Jun, 2022 | US8133883 |
|
Correspondence Address Change
Critical
| 22 Jun, 2022 | US7915229 |
|
Email Notification
Critical
| 21 Jun, 2022 | US6900184 |
|
Change in Power of Attorney (May Include Associate POA)
Critical
| 21 Jun, 2022 | US6900184 |
|
Correspondence Address Change
Critical
| 20 Jun, 2022 | US6900184 |
|
Maintenance Fee Reminder Mailed
Critical
| 18 Apr, 2022 | US8815934 |
| Payment of Maintenance Fee, 12th Year, Large Entity | 12 Apr, 2022 | US7838027 |
Wyeth's Drug Patent Litigations
Wyeth's drugs have been subject to various legal proceedings, including patent litigations. The earliest legal proceeding was initiated on Jun 10, 1996, against patent number US5997903. The petitioner , challenged the validity of this patent, with DIETRICH et al as the respondent. Click below to track the latest information on how companies are challenging Wyeth's patents.
| Patent | Proceeding Filing Date | Status | Respondent | Petitioner |
|---|---|---|---|---|
 | ||||
| US5997903 | June, 1996 |
Decision
(04 Jul, 1776)
| DIETRICH et al | |
Wyeth's Family Patents
Wyeth Drug List
Given below is the complete list of Wyeth's drugs and the patents protecting them.
1. Duavee
Duavee is protected by 5 patents, out of which 4 have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US7683051 | Crystalline polymorph of bazedoxifene acetate |
10 Mar, 2027
(1 year, 1 month from now)
| Active |
| US6479535 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indole and estrogen formulations |
06 May, 2024
(1 year, 8 months ago)
| Expired |
| US8815934 | 2-Phenyl-1-[4-(2-Aminoethoxy)-Benzyl]-Indole and estrogen formulations |
06 May, 2019
(6 years ago)
| Expired |
| US5998402 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indoles as estrogenic agents |
04 Apr, 2019
(6 years ago)
| Expired |
| US7138392 | 2-phenyl-1-[4-(2-aminoethoxy)-benzyl]-indoles as estrogenic agents |
04 Apr, 2017
(8 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 Duavee's drug page
2. Lybrel
Lybrel 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 |
|---|---|---|---|
| US6500814 | Hormonal contraceptive |
03 Sep, 2018
(7 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 Lybrel's drug page
3. Mylotarg
Mylotarg is protected by 6 patents, out of which all have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US5773001 | Conjugates of methyltrithio antitumor agents and intermediates for their synthesis |
30 Jun, 2015
(10 years ago)
| Expired |
| US5767285 | Linkers useful for the synthesis of conjugates of methyltrithio antitumor agents |
16 Jun, 2015
(10 years ago)
| Expired |
| US5739116 | Enediyne derivatives useful for the synthesis of conjugates of methyltrithio antitumor agents |
14 Apr, 2015
(10 years ago)
| Expired |
| US5693762 | Humanized immunoglobulins |
02 Dec, 2014
(11 years ago)
| Expired |
| US5606040 | Antitumor and antibacterial substituted disulfide derivatives prepared from compounds possessing a methyl-trithio group |
25 Feb, 2014
(11 years ago)
| Expired |
| US5585089 | Humanized immunoglobulins |
17 Dec, 2013
(12 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 Mylotarg's drug page
4. Premphase 14/14
Premphase 14/14 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 |
|---|---|---|---|
| US5547948 | Controlled release of steroids from sugar coatings |
17 Jan, 2015
(10 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 Premphase 14/14's drug page
5. Prempro
Prempro 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 |
|---|---|---|---|
| US5547948 | Controlled release of steroids from sugar coatings |
17 Jan, 2015
(10 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 Prempro's drug page
Explore Our Curated Drug Screens
6. Protonix
Protonix is protected by 10 patents, out of which 8 have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US7544370
(Pediatric)
| Pantoprazole multiparticulate formulations |
07 Dec, 2026
(10 months from now)
| Active |
| US7544370 | Pantoprazole multiparticulate formulations |
07 Jun, 2026
(4 months from now)
| Active |
| US7550153
(Pediatric)
| Pantoprazole multiparticulate formulations |
30 Mar, 2025
(9 months ago)
| Expired |
| US7553498
(Pediatric)
| Pantoprazole multiparticulate formulations |
30 Mar, 2025
(9 months ago)
| Expired |
| US7838027
(Pediatric)
| Pantoprazole multiparticulate formulations |
30 Mar, 2025
(9 months ago)
| Expired |
| US7550153 | Pantoprazole multiparticulate formulations |
30 Sep, 2024
(1 year, 3 months ago)
| Expired |
| US7553498 | Pantoprazole multiparticulate formulations |
30 Sep, 2024
(1 year, 3 months ago)
| Expired |
| US7838027 | Pantoprazole multiparticulate formulations |
30 Sep, 2024
(1 year, 3 months ago)
| Expired |
| US5997903
(Pediatric)
| Oral-administration forms of a medicament containing pantoprazol |
07 Jun, 2017
(8 years ago)
| Expired |
| US5997903 | Oral-administration forms of a medicament containing pantoprazol |
07 Dec, 2016
(9 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 Protonix's drug page
7. Protonix Iv
Protonix Iv is protected by 6 patents, out of which all have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US6780881
(Pediatric)
| Freeze-dried pantoprazole preparation and pantoprazole injection |
17 May, 2022
(3 years ago)
| Expired |
| US7351723
(Pediatric)
| Freeze-dried pantoprazole preparation and pantoprazole injection |
17 May, 2022
(3 years ago)
| Expired |
| US8754108
(Pediatric)
| Freeze-dried pantoprazole preparation and pantoprazole injection |
17 May, 2022
(3 years ago)
| Expired |
| US6780881 | Freeze-dried pantoprazole preparation and pantoprazole injection |
17 Nov, 2021
(4 years ago)
| Expired |
| US7351723 | Freeze-dried pantoprazole preparation and pantoprazole injection |
17 Nov, 2021
(4 years ago)
| Expired |
| US8754108 | Freeze-dried pantoprazole preparation and pantoprazole injection |
17 Nov, 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 Protonix Iv's drug page
8. Zosyn
Zosyn is protected by 3 patents, out of which all have expired. Check out its patent list below.
| Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Status |
|---|---|---|---|
| US6900184 | Compositions containing pipercillin and tazobactam useful for injection |
14 Apr, 2023
(2 years ago)
| Expired |
| US7915229 | Compositions containing piperacillin and tazobactam useful for injection |
14 Apr, 2023
(2 years ago)
| Expired |
| US8133883 | Compositions containing piperacillin and tazobactam useful for injection |
14 Apr, 2023
(2 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 Zosyn's drug page