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Serving leading biopharmaceutical companies globally:

Deloitte
Julphar
Queensland Health
Chubb
Cerilliant
Federal Trade Commission
Cipla
Teva
Baxter
Daiichi Sankyo

Generated: January 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,105,783

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Summary for Patent: 4,105,783
Title: Therapeutic treatment of dry skin
Abstract:Preventive as well as therapeutic treatment to alleviate the symptoms of disorders characterized by cracking, flaking or scaling of the skin consisting of the topical application of a lotion, cream or ointment containing one or more of the .alpha.- or .beta.-hydroxy acids or .alpha.-keto acids and esters thereof, their amides and their ammonium salts is disclosed. The compounds include free acid, amide and/or ammonium salt forms of citric acid, glycolic acid, glucoronic acid, galacturonic acid, glucuronolactone, gluconolactone, .alpha.-hydroxybutyric acid, .alpha.-hydroxyisobutyric acid, lactic acid, malic acid, mandelic acid, mucic acid, pyruvic acid, methyl pyruvate, ethyl pyruvate, .beta.-phenyllactic acid, .beta.-phenylpyruvic acid, saccharic acid, tartaric acid, tartronic acid, and .beta.-hydroxybutyric acid. The therapeutic composition may include one or more of the compounds present in the total amount of from one to twenty percent. Topical application to affected areas has been found to achieve amelioration of the dry skin.
Inventor(s): Yu; Ruey J. (Philadelphia, PA), Van Scott; Eugene J. (Rydal, PA)
Assignee:
Application Number:05/720,835
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation;

Drugs Protected by US Patent 4,105,783

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

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International Patents Family Members for US Patent 4,105,783

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2858377 ➤ Subscribe
Australia 519802 ➤ Subscribe
Belgium 858404 ➤ Subscribe
Canada 1115211 ➤ Subscribe
Cyprus 1245 ➤ Subscribe
Germany 2740349 ➤ Subscribe
France 2363326 ➤ Subscribe
France 2422398 ➤ Subscribe
United Kingdom 1589224 ➤ Subscribe
Hong Kong 46285 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo
AstraZeneca
Chubb
Johnson and Johnson
Baxter
Queensland Health
Teva
Covington
Mallinckrodt

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