Denissen; Leo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Denissen; Leo.The latest application filed is for "process for obtaining pure aniline".

Company Profile

0.7.8

Denissen; Leo - Brasschaat BE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for obtaining pure aniline Grant 9,115,049 - Vandewalle , et al. August 25, 2	2015-08-25
Process for preparation and preferably distillative workup of diphenylmethane diisocyanate (MDI) Grant 8,703,997 - Schneider , et al. April 22, 2	2014-04-22
Process For Obtaining Pure Aniline App 20140107378 - VANDEWALLE; Koenraad ; et al.	2014-04-17
Process for purifying wastewaters from the workup of crude aromatic nitro compounds Grant 8,697,921 - Deckert , et al. April 15, 2	2014-04-15
Process for preparing mononitrated organic compounds Grant 8,592,637 - Denissen , et al. November 26, 2	2013-11-26
Process For Purifying Wastewaters From The Workup Of Crude Aromatic Nitro Compounds App 20130041188 - Leschinski; Julia ; et al.	2013-02-14
Process For Purifying Wastewaters From The Workup Of Crude Aromatic Nitro Compounds App 20130041189 - DECKERT; Petra ; et al.	2013-02-14
Process For Purifying Wastewaters From The Workup Of Crude Aromatic Nitro Compounds App 20120205308 - Leschinski; Julia ; et al.	2012-08-16
Process For Preparation And Preferably Distillative Workup Of Diphenylmethane Diisocyanate (mdi) App 20120157709 - Schneider; Christian ; et al.	2012-06-21
Process For Preparing Mononitrated Organic Compounds App 20120157722 - Denissen; Leo ; et al.	2012-06-21

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