RAYOS Drug Patent Profile
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When do Rayos patents expire, and what generic alternatives are available?
Rayos is a drug marketed by Horizon and is included in one NDA. There are six patents protecting this drug and one Paragraph IV challenge.
This drug has fifty-three patent family members in twenty-nine countries.
The generic ingredient in RAYOS is prednisone. There are sixteen drug master file entries for this compound. Fifty suppliers are listed for this compound. Additional details are available on the prednisone profile page.
DrugPatentWatch® Litigation and Generic Entry Outlook for Rayos
A generic version of RAYOS was approved as prednisone by WATSON LABS on December 31st, 1969.
Summary for RAYOS
International Patents: | 53 |
US Patents: | 6 |
Applicants: | 1 |
NDAs: | 1 |
Finished Product Suppliers / Packagers: | 1 |
Raw Ingredient (Bulk) Api Vendors: | 89 |
Patent Applications: | 4,621 |
Formulation / Manufacturing: | see details |
Drug Prices: | Drug price information for RAYOS |
Patent Litigation and PTAB cases: | See patent lawsuits and PTAB cases for RAYOS |
What excipients (inactive ingredients) are in RAYOS? | RAYOS excipients list |
DailyMed Link: | RAYOS at DailyMed |


Pharmacology for RAYOS
Drug Class | Corticosteroid |
Mechanism of Action | Corticosteroid Hormone Receptor Agonists |
Anatomical Therapeutic Chemical (ATC) Classes for RAYOS
Paragraph IV (Patent) Challenges for RAYOS
Tradename | Dosage | Ingredient | Strength | NDA | ANDAs Submitted | Submissiondate |
---|---|---|---|---|---|---|
RAYOS | Delayed-release Tablets | prednisone | 1 mg, 2 mg, and 5 mg | 202020 | 1 | 2012-11-26 |
US Patents and Regulatory Information for RAYOS
RAYOS is protected by seven US patents.
Patents protecting RAYOS
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF RHEUMATOLOGIC, ALLERGIC, PULMONARY,GASTROINTESTINAL,DERMATOLOGIC DISEASES OR CONDITIONS BY THE USE OF A DELAYED RELEASE 5MG PREDNISONE TABLET
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DISEASES OR CONDITIONS BY THE USE OF A DELAYED RELEASE 1, 2, OR 5 MG PREDNISONE TABLET
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DISEASES OR CONDITIONS BY THE USE OF A DELAYED-RELEASE 1,2, OR 5MG PREDNISONE TABLET
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DISEASES OR CONDITIONS BY THE USE OF A DELAYED-RELEASE 1,2, OR 5MG PREDNISONE TABLET
Delayed release tablet with defined core geometry
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DISEASES OR CONDITIONS BY THE USE OF A DELAYED-RELEASE 1,2, OR 5MG PREDNISONE TABLET
Delayed-release glucocorticoid treatment of rheumatoid disease
Patent Number: ⤷ Try a Trial
Patent Expiration: ⤷ Try a Trial
Patented Use: TREATMENT OF DISEASES OR CONDITIONS BY THE USE OF A DELAYED-RELEASE 1,2, OR 5MG PREDNISONE TABLET
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Exclusivity Expiration |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-001 | Jul 26, 2012 | AB | RX | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | |||
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-002 | Jul 26, 2012 | AB | RX | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | |||
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-001 | Jul 26, 2012 | AB | RX | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | Y | ⤷ Try a Trial | ||
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-003 | Jul 26, 2012 | AB | RX | Yes | Yes | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | |||
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-002 | Jul 26, 2012 | AB | RX | Yes | No | ⤷ Try a Trial | ⤷ Try a Trial | ⤷ Try a Trial | |||
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Exclusivity Expiration |
Expired US Patents for RAYOS
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | Patent No. | Patent Expiration |
---|---|---|---|---|---|---|---|
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-001 | Jul 26, 2012 | ⤷ Try a Trial | ⤷ Try a Trial |
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-002 | Jul 26, 2012 | ⤷ Try a Trial | ⤷ Try a Trial |
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-002 | Jul 26, 2012 | ⤷ Try a Trial | ⤷ Try a Trial |
Horizon | RAYOS | prednisone | TABLET, DELAYED RELEASE;ORAL | 202020-001 | Jul 26, 2012 | ⤷ Try a Trial | ⤷ Try a Trial |
>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >Patent No. | >Patent Expiration |
International Patents for RAYOS
See the table below for patents covering RAYOS around the world.
Country | Patent Number | Title | Estimated Expiration |
---|---|---|---|
Japan | 2006524229 | ⤷ Try a Trial | |
Japan | 5355833 | ⤷ Try a Trial | |
World Intellectual Property Organization (WIPO) | 2008015018 | ⤷ Try a Trial | |
Poland | 1631251 | ⤷ Try a Trial | |
Croatia | P20130148 | ⤷ Try a Trial | |
>Country | >Patent Number | >Title | >Estimated Expiration |