Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

Serving hundreds of leading biopharmaceutical companies globally:

Julphar
Healthtrust
Federal Trade Commission
Citi
Merck
McKinsey
Daiichi Sankyo
US Army
Mallinckrodt

Generated: May 20, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,439,423

« Back to Dashboard

Summary for Patent: 4,439,423
Title: Chymopapain and method for its use
Abstract:An improved method for treating an intervertebral spinal disc in a mammalian subject which disc exhibits an abnormal condition, characterized by a reduced risk of toxic effect to the subject is provided which comprises, injecting in said disc an amount of a pharmaceutically acceptable solution of a purified chymopapain essentially free of proteolytically inactive and/or toxic protein components, said purified chymopapain being used in an amount sufficient to selectively dissolve the nucleus pulposus of said disc. Pharmaceutical compositions are also provided for said method which include a purified proteolytically active lyophilized chymopapain, essentially free of proteolytically inactive and toxic components, and an activating amount of a pharmaceutically acceptable reducing agent.
Inventor(s): Smith; William S. (Libertyville, IL)
Assignee: Smith Laboratories, Inc. (Rosemont, IL)
Application Number:06/263,197
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation;

Drugs Protected by US Patent 4,439,423

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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

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

Serving hundreds of leading biopharmaceutical companies globally:

US Department of Justice
Citi
Cipla
Harvard Business School
Dow
Accenture
Mallinckrodt
Covington
Julphar

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.