Freundl; Hildegard

Patent Applications and Registrations

Patent applications and USPTO patent grants for Freundl; Hildegard.The latest application filed is for "process for preparing polyoxyalkylene glycol ethers using alkoxylated alkylphenol-aldehyde resins as demulsifiers".

Company Profile

0.3.6

Freundl; Hildegard - Burgkirchen DE
Freundl; Hildegard - 84508 Burgkirchen DE

*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
Mineral oils with improved conductivity and cold flowability Grant 8,133,852 - Krull , et al. March 13, 2	2012-03-13
Mineral oils with improved conductivity and cold flowability Grant 7,776,111 - Krull , et al. August 17, 2	2010-08-17
Process for preparing polyoxyalkylene glycol ethers using block polymers as demulsifiers App 20080045667 - Snell; Alexander ; et al.	2008-02-21
Process for preparing polyoxyalkylene glycol ethers using alkoxylated oligo- or polyethyleneimines as demulsifiers App 20080045652 - Snell; Alexander ; et al.	2008-02-21
Process for preparing polyoxyalkylene glycol ethers using alkoxylated alkylphenol-aldehyde resins as demulsifiers App 20080045666 - Snell; Alexander ; et al.	2008-02-21
Mineral oils with improved conductivity and cold flowability App 20070027040 - Krull; Matthias ; et al.	2007-02-01
Mineral oils with improved conductivity and cold flowability App 20060020065 - Krull; Matthias ; et al.	2006-01-26
Demulsifiers App 20050203193 - Leinweber, Dirk ; et al.	2005-09-15
Surface-active compounds, a process for their preparation and their use Grant 4,431,565 - Billenstein , et al. February 14, 1	1984-02-14

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