AMNEAL PHARMACEUTICALS, INC. Active Patents
38 granted patents the USPTO still lists as patented, newest filing first, as the USPTO Open Data Portal records them; the company is the first-named applicant. The application number opens the full record at Patent Center.
- 2025-01-15: Application 19022531; Invention LEVODOPA DOSING REGIMEN; Applicant Amneal Pharmaceuticals, LLC; Status Patented Case.
- 2025-01-15: Application 19022256; Invention LEVODOPA DOSING REGIMEN; Applicant Amneal Pharmaceuticals, LLC; Status Patented Case.
- 2025-01-15: Application 19022122; Invention LEVODOPA DOSING REGIMEN; Applicant Amneal Pharmaceuticals, LLC; Status Patented Case.
- 2025-01-15: Application 19021929; Invention LEVODOPA DOSING REGIMEN; Applicant Amneal Pharmaceuticals, LLC; Status Patented Case.
| Filed | Application | Invention | Applicant | Status | Granted | Patent | Published as | Inventor name | Inventor country | Examiner |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025-01-15 | 19022531 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-07-29 | 12370163 | US20250152543A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2025-01-15 | 19022256 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-11-04 | 12458616 | US20250152542A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2025-01-15 | 19022122 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-05-20 | 12303482 | US20250152541A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2025-01-15 | 19021929 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-10-28 | 12453710 | US20250152540A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2025-01-15 | 19021696 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-10-21 | 12447139 | US20250152539A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-09-03 | 18823575 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-05-13 | 12295931 | US20250000831A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-09-03 | 18823153 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-01-21 | 12201596 | US20240423940A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-08-28 | 18817743 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-04-01 | 12263149 | US20240423939A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-08-13 | 18802458 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-04-01 | 12263148 | US20240398744A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-08-13 | 18802151 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2025-05-20 | 12303481 | US20240398743A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-04-12 | 18634040 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals, LLC | Patented Case | 2024-10-08 | 12109185 | US20240277648A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2024-02-09 | 18437420 | EXTENDED RELEASE COMPOSITIONS COMPRISING PYRIDOSTIGMINE | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2025-02-25 | 12233166 | US20240299305A1 | Siva Ram Kiran Vaka Dipen Desai Wantanee Phuapradit Navnit H. Shah Namdev B. Shelke | United States United States United States United States United States | AL-AWADI, DANAH J |
| 2023-11-14 | 18508830 | BACLOFEN FORMULATIONS AND METHODS OF MINIMIZING PATIENT EXPOSURE TO METABOLITE VARIATIONS | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2025-08-12 | 12383522 | US20240082193A1 | Leonard O’MAHONY Sharon HAMM John DEVANE David PENAKE Wolfgang MOHR Manuel WEINHEIMER | Ireland United States Ireland United States Germany Germany | RAMACHANDRAN, UMAMAHESWARI |
| 2023-08-08 | 18231449 | GASTRORETENTIVE DOSAGE FORMS FOR SUSTAINED DRUG DELIVERY | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2024-07-23 | 12042559 | US20230404916A1 | Kanji Meghpara Jaydeep Vagashiya Navnit H. Shah Dipen Desai Wantanee Phuapradit Harpreet Kaur Sandhu Siva Ram Kiran Vaka Namdev B. Shelke Ashish Chatterji | United States United States United States United States United States United States United States United States United States | SCHLIENTZ, NATHAN W |
| 2023-04-26 | 18033993 | ANTI-VERTIGO COMPOUND AND PHARMACEUTICAL COMPOSITIONS THEREOF | Amneal Pharmaceuticals LLC | Patented Case | 2026-07-21 | 12685728 | US20230390271A1 | Nirav VYAS | India | SHIAO, REI TSANG |
| 2023-04-20 | 18136916 | EXTENDED RELEASE COMPOSITIONS COMPRISING PYRIDOSTIGMINE | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2024-02-27 | 11911515 | US20230248656A1 | Siva Ram Kiran Vaka Dipen Desai Wantanee Phuapradit Navnit H. Shah Namdev B. Shelke | United States United States United States United States United States | AL-AWADI, DANAH J |
| 2023-03-16 | 18122515 | STABILIZED FORMULATIONS OF 4-AMINO-3-SUBSTITUTED BUTANOIC ACID DERIVATIVES | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2024-03-19 | 11931328 | US20230218554A1 | David PENAKE Sharon HAMM Leonard O’MAHONY John DEVANE Wolfgang MOHR Manuel WEINHEIMER | United States United States Ireland Ireland Germany Germany | VANHORN, ABIGAIL LOUISE |
| 2022-11-09 | 17984001 | COMPOSITIONS AND METHODS OF ADMINISTERING BACLOFEN | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2024-06-18 | 12011502 | US20230201107A1 | Leonard O'MAHONY John DEVANE Sharon HAMM David PENAKE | Ireland Ireland United States United States | WORSHAM, JESSICA N |
| 2022-10-17 | 17967332 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals LLC | Patented Case | 2024-05-21 | 11986449 | US20230054825A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2022-07-14 | 17864632 | EXTENDED RELEASE COMPOSITIONS COMPRISING TRIHEXYPHENIDYL | Amneal Complex Products Research LLC | Patented Case | 2023-06-27 | 11684580 | US20220362156A1 | Siva Ram Kiran Vaka Namdev B. Shelke Navnit H. Shah Dipen Desai Wantanee Phuapradit | United States United States United States United States United States | YOUNG, MICAH PAUL |
| 2022-07-11 | 17861844 | BACLOFEN FORMULATIONS AND METHODS OF MINIMIZING PATIENT EXPOSURE TO METABOLITE VARIATIONS | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2023-12-26 | 11850225 | US20230103372A1 | Leonard O'MAHONY Sharon HAMM John DEVANE David PENAKE Wolfgang Mohr Manuel Weinheimer | Ireland United States Ireland United States Germany Germany | RAMACHANDRAN, UMAMAHESWARI |
| 2022-02-25 | 17638332 | COMPOUNDS USEFUL TO TREAT PAIN | Amneal Pharmaceuticals LLC | Patented Case | 2026-01-20 | 12527808 | US20220288093A1 | Pathik Subhashchandra BRAHMKSHATRIYA Vishal Bharatbhai UNADKAT Vishalgiri Gunvantgiri GOSWAMI Heta Nishil PANDYA Sandip Pareshbhai MEHTA | India India India India India | SZNAIDMAN, MARCOS L |
| 2022-01-26 | 17630297 | STABILIZED FORMULATIONS OF 4-AMINO-3-SUBSTITUTED BUTANOIC ACID DERIVATIVES | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2023-05-23 | 11654124 | US20220265588A1 | David PENAKE Sharon HAMM Leonard O'MAHONY John DEVANE Wolfgang MOHR Manuel WEINHEIMER | United States United States Ireland Ireland Germany Germany | VANHORN, ABIGAIL LOUISE |
| 2021-12-21 | 17558337 | LEVODOPA DOSING REGIMEN | Amneal Pharmaceuticals LLC | Patented Case | 2025-01-14 | 12194150 | US20220202723A1 | Richard D'Souza Hester Visser Suneel Gupta | United States United States United States | CHANNAVAJJALA, LAKSHMI SARADA |
| 2021-12-14 | 17550117 | EXTENDED RELEASE COMPOSITIONS COMPRISING PYRIDOSTIGMINE | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2023-06-06 | 11666536 | US20220096386A1 | Siva Ram Kiran Vaka Dipen Desai Wantanee Phuapradit Navnit H. Shah Namdev B. Shelke | United States United States United States United States United States | AL-AWADI, DANAH J |
| 2021-11-12 | 17525298 | COMPOSITIONS AND METHODS OF ADMINISTERING BACLOFEN | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2022-12-13 | 11523984 | Leonard O’MAHONY John DEVANE Sharon HAMM David PENAKE | Ireland Ireland United States United States | WORSHAM, JESSICA N | |
| 2021-10-18 | 17503619 | SELF-REGULATING OSMOTIC GASTRORETENTIVE DRUG DELIVERY SYSTEMS | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2023-10-24 | 11793747 | US20220031604A1 | Navnit H. Shah Dipen Desai Wantanee Phuapradit Jaydeep Vaghashiya Kanji Meghpara | United States United States United States United States United States | GULLEDGE, BRIAN M |
| 2021-10-07 | 17496234 | PROGRAMMABLE PHARMACEUTICAL COMPOSITIONS FOR CHRONO DRUG RELEASE | Amneal Complex Products Research LLC | Patented Case | 2022-08-23 | 11419813 | US20220096366A1 | Siva Ram Kiran Vaka Paras Jariwala Jaydeep Vaghashiya Atsawin Thongsukmak Dipen Desai Wantanee Phuapradit Navnit H. Shah | United States United States United States United States United States United States United States | YOUNG, MICAH PAUL |
| 2021-09-29 | 17489343 | BACLOFEN FORMULATIONS AND METHODS OF MINIMIZING PATIENT EXPOSURE TO METABOLITE VARIATIONS | AMNEAL PHARMACEUTICALS LLC | Patented Case | 2022-11-08 | 11491125 | Leonard O'MAHONY Sharon HAMM John DEVANE David PENAKE | Ireland United States Ireland United States | RAMACHANDRAN, UMAMAHESWARI | |
| 2021-09-23 | 17482672 | EXTENDED RELEASE COMPOSITIONS COMPRISING TRIHEXYPHENIDYL | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2022-10-11 | 11464742 | US20220249377A1 | Namdev B. Shelke Siva Ram Kiran Vaka Navnit H. Shah Dipen Desai Wantanee Phuapradit | United States United States United States United States United States | YOUNG, MICAH PAUL |
| 2021-09-09 | 17470335 | DELAYED RELEASE COMPOSITIONS | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2026-09-22 | 12740951 | US20220079896A1 | Kanji Meghpara Siva Ram Kiran Vaka Dipen Desai Navnit H. Shah | United States United States United States United States | TCHERKASSKAYA, OLGA V |
| 2021-09-03 | 17465972 | PROGRAMMABLE PHARMACEUTICAL COMPOSITIONS FOR CHRONO DRUG RELEASE | Amneal Complex Products Research LLC | Patented Case | 2022-09-13 | 11439585 | US20210393512A1 | Siva Ram Kiran Vaka Paras Jariwala Jaydeep Vaghashiya Atsawin Thongsukmak Dipen Desai Wantanee Phuapradit Navnit H. Shah | United States United States United States United States United States United States United States | FRAZIER, BARBARA S |
| 2021-08-18 | 17431868 | Delayed Release Methylphenidate Compositions | Amneal Complex Products Research LLC | Patented Case | 2023-01-10 | 11547670 | US20220133635A1 | Siva Ram Kiran Vaka Atsawin Thongsukmak Jaydeep Vaghashiya Dipen Desai Navnit H. Shah Wantanee Phuapradit Paras Jariwala | United States United States United States United States United States United States United States | TRAN, SUSAN T |
| 2021-06-09 | 17342645 | SUSTAINED RELEASE COMPOSITIONS COMPRISING LIOTHYRONINE | Amneal Complex Products Research LLC | Patented Case | 2024-04-23 | 11964048 | US20220192977A1 | Jaydeep Vaghashiya Dipen Desai Navnit H. Shah Wantanee Phuapradit Kanji Meghpara | United States United States United States United States United States | BROWE, DAVID |
| 2021-04-19 | 17233873 | GASTRORETENTIVE DOSAGE FORMS FOR SUSTAINED DRUG DELIVERY | AMNEAL COMPLEX PRODUCTS RESEARCH LLC | Patented Case | 2022-05-03 | 11318091 | US20210236421A1 | Kanji Meghpara Jaydeep Vaghashiya Navnit H. Shah Dipen Desai Wantanee Phuapradit Harpreet Kaur Sandhu Siva Ram Kiran Vaka Namdev B. Shelke Ashish Chatterji | United States United States United States United States United States United States United States United States United States | SCHLIENTZ, NATHAN W |
| 2021-04-05 | 17222239 | PROGRAMMABLE PHARMACEUTICAL COMPOSITIONS FOR CHRONO DRUG RELEASE | Amneal Complex Products Research LLC | Patented Case | 2021-11-09 | 11166906 | US20210228474A1 | Siva Ram Kiran Vaka Paras - Jariwala Jaydeep Vaghashiya Atsawin Thongsukmak Dipen Desai Wantanee Phuapradit Navnit H. Shah | United States United States United States United States United States United States United States | YOUNG, MICAH PAUL |
| 2020-02-14 | 16790833 | PHARMACEUTICAL COMPOSITION COMPRISING ELIGLUSTAT | Amneal Pharmaceuticals LLC | Patented Case | 2025-11-18 | 12472144 | US20200222310A1 | Parva Yogeshchandra Purohit Paras Rasiklal Vasanani Vikas Maheshbhai Agrawal Kishan Pradipbhai Suchak Sandip Pareshbhai Mehta | India India India India India | STEVENS, MARK V |
| 2013-12-09 | 29475938 | Applicator for Applying a Liquid to a Surface | Amneal Pharmaceuticals LLC | Patented Case | 2016-03-22 | D752287 | Padam Bansal Hardik Patel David R. Schiff Jason Zerweck | United States United States United States United States | BENNETT, ZENIA IBANEZ |
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