Get our Free Drug Patent Expiration Updates

Serving hundreds of leading biopharmaceutical companies globally:

McKesson
Cantor Fitzgerald
Colorcon
McKinsey
UBS
Harvard Business School
Fuji
Accenture
Covington

Generated: November 17, 2018

DrugPatentWatch Database Preview

Drug Master Files for: methylphenidate

« Back to Dashboard


methylphenidate Drug Master Files

DMF No. Status Type Submission Date Holder Subject
10137 A II 3/5/1993 JOHNSON MATTHEY INC METHYLPHENIDATE HYDROCHLORIDE USP
11635 I II 8/31/1995 UCB INC METHYLPHENIDATE HYDROCHLORIDE, USP
12769 A II 11/25/1997 SPECGX LLC METHYLPHENIDATE HYDROCHLORIDE USP
12989 I II 5/15/1998 SIEGFRIED USA LLC METHYLPHENIDATE HYDROCHLORIDE USP
13132 A II 8/12/1998 SPECGX LLC METHYLPHENIDATE BASE
13133 I II 8/14/1998 ELAN DRUG DELIVERY INC RITALIN QD (METHYLPHENIDATE) ONCE DAILY CAPSULES
13228 A II 9/21/1998 SIEGFRIED USA LLC DEXMETHYLPHENIDATE HYDROCHLORIDE
DMF No. Status Type Submission Date Holder Subject

This preview shows a limited data set.
Subscribe to access the full database, or try a Free Trial


Drug Master File Glossary

STATUS OF DMFS

  • A = Active. This means that the DMF was found acceptable for filing, administratively, and is up-to-date.
  • I = Inactive
  • N = Not an assigned number
  • P = DMF Pending Filing Review

TYPES OF DMFs

  • Type I Manufacturing Site, Facilities, Operating Procedures, and Personnel (no longer applicable)
  • Type II Drug Substance, Drug Substance Intermediate, and Material Used in Their Preparation, or Drug Product
  • Type III Packaging Material
  • Type IV Excipient, Colorant, Flavor, Essence, or Material Used in Their Preparation
  • Type V FDA Accepted Reference Information

For more information try a trial or see the plans and pricing

Serving hundreds of leading biopharmaceutical companies globally:

Express Scripts
Mallinckrodt
Cipla
Baxter
Deloitte
Fuji
McKinsey
Medtronic
Argus Health

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 verifification 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.