You’re using a public version of DrugPatentWatch with 5 free searches available | Register to unlock more free searches. CREATE FREE ACCOUNT

Last Updated: March 29, 2024

FELDENE Drug Patent Profile


✉ Email this page to a colleague

« Back to Dashboard


When do Feldene patents expire, and when can generic versions of Feldene launch?

Feldene is a drug marketed by Pfizer and is included in one NDA.

The generic ingredient in FELDENE is piroxicam. There are sixteen drug master file entries for this compound. Fourteen suppliers are listed for this compound. Additional details are available on the piroxicam profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Feldene

A generic version of FELDENE was approved as piroxicam by TEVA on December 11th, 1992.

  Try a Trial

US Patents and Regulatory Information for FELDENE

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-002 Apr 6, 1982 AB RX Yes No ⤷  Try a Trial ⤷  Try a Trial ⤷  Try a Trial
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-003 Apr 6, 1982 AB RX Yes Yes ⤷  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 FELDENE

Applicant Tradename Generic Name Dosage NDA Approval Date Patent No. Patent Expiration
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-003 Apr 6, 1982 ⤷  Try a Trial ⤷  Try a Trial
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-002 Apr 6, 1982 ⤷  Try a Trial ⤷  Try a Trial
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-003 Apr 6, 1982 ⤷  Try a Trial ⤷  Try a Trial
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-003 Apr 6, 1982 ⤷  Try a Trial ⤷  Try a Trial
Pfizer FELDENE piroxicam CAPSULE;ORAL 018147-002 Apr 6, 1982 ⤷  Try a Trial ⤷  Try a Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Patent No. >Patent Expiration

International Patents for FELDENE

See the table below for patents covering FELDENE around the world.

Country Patent Number Title Estimated Expiration
Austria 294113 ⤷  Try a Trial
Israel 32836 BENZOTHIAZINE 1,1-DIOXIDES AND THEIR PREPARATION ⤷  Try a Trial
Switzerland 527840 Procédé pour préparer des dioxydes de benzothiazine (3 4 dihydro 4 and 3 oxo 2h 1 2 benzo thiazine 3 and 4) ⤷  Try a Trial
Denmark 147337 ⤷  Try a Trial
Sweden 442200 KRISTALLIN 3,4-DIHYDRO-2-METYL-4-OXO-2H-1,2-BENSOTIAZIN-3-KARBONSYRA-1,1-DIOXID SASOM INTERMEDIAT FOR ANVENDNING VID FRAMSTELLNING AV N-(2-PYRIDYL ELLER 2-TIAZOLYL)-3,4-DIHYDRO-2-METYL-4-OXO-2H-1,2-BENSOTIAZIN-3-KARBOXA ⤷  Try a Trial
>Country >Patent Number >Title >Estimated Expiration

Make Better Decisions: Try a trial or see plans & pricing

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.