US Patent 7390838 Depigmenting agents
Patent 7390838 was granted and assigned to Pfizer on June, 2008 by the United States Patent and Trademark Office.
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Patent abstract
The present invention is directed to crystalline forms of anhydrous 4-cyclopentyl resorcinol, the Form A and C polymorphs, formulations containing at least one of these crystalline forms and their use to lighten skin.
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US Patent 07390838 Depigmenting agents US Patent 7390838 Depigmenting agents
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Patent Number
0739083800
Patent Number
739083800
Edits on 21 May, 2023
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
073908380
Date of Patent
June 24, 2008
0Patent Application Number
108486560
Date Filed
May 19, 2004
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
073908380
Date of Patent
June 24, 2008
0Patent Application Number
108486560
Date Filed
May 19, 2004
0Official Website
Patent Primary Examiner
Edits on 9 Jun, 2022
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US Patent 07390838 Depigmenting agents
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07390838
Date of patent
June 24, 2008
Patent application number
10848656
Date Filed
May 19, 2004
Patent primary examiner
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