➤ Get the DrugPatentWatch Daily Briefing

Get Daily Updates on Generic Entry, Litigation, Biosimilars, and more …

Serving leading biopharmaceutical companies globally:

Express Scripts

Last Updated: September 24, 2020

DrugPatentWatch Database Preview

Patent: 5,233,034

➤ Get the DrugPatentWatch Daily Briefing
» See Plans and Pricing

« Back to Dashboard

Summary for Patent: 5,233,034
Title: Process for the purification of hemin, a novel derivative and process for its preparation
Abstract:Process for the purification of hemin by dissolving raw hemin into 1,3-dimethyl-2-imidazolidinone (DMI), the mixture is allowed to cool in order to crystallize the hemin in the form of a 1:3-adduct of hemin and DMI, whereafter the adduct obtained is split by mixing the same with warm water, a lower alcohol or in a mixture thereof, or by heating in a vacuum, and the liberated hemin is recovered. The invention also concerns a novel hemin derivative, that is the 1:3-adduct of hemin and DMI, and a process for its preparation.
Inventor(s): Toikka; Jarmo (Turku, FI)
Assignee: Huhtamaki Oy (Turku, FI)
Application Number:07/773,873
Patent Claims:see list of patent claims

Details for Patent 5,233,034

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Recordati Rare Diseases, Inc. PANHEMATIN hemin POWDER, FOR SOLUTION 101246 1 1983-07-20   Start Trial Huhtamaki Oy (Turku, FI) 2010-08-03 search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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

Serving leading biopharmaceutical companies globally:

Express Scripts
Johnson and Johnson

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.