Berkels; Wolfgang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Berkels; Wolfgang.The latest application filed is for "cross-linked polyglycerol esters".

Company Profile

1.7.11

Berkels; Wolfgang - Bottrop 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
Cross-linked Polyglycerol Esters App 20190202771 - Von Hof; Jan Marian ; et al.	2019-07-04
Cross-linked polyglycerol esters Grant 9,890,107 - Schuch , et al. February 13, 2	2018-02-13
Cross-linked Polyglycerol Esters App 20170137366 - Schuch; Dominik ; et al.	2017-05-18
Polyglycerol partial esters, preparation and use thereof Grant 9,409,853 - Schuch , et al. August 9, 2	2016-08-09
Polyglycerol Partial Esters, Preparation And Use Thereof App 20150315123 - Schuch; Dominik ; et al.	2015-11-05
Polyglycol ether-free sulphosuccinates based on polyglycerol partial esters and use thereof Grant 8,993,792 - Hartung , et al. March 31, 2	2015-03-31
Polyglycol Ether-free Sulphosuccinates Based On Polyglycerol Partial Esters And Use Thereof App 20130204021 - Hartung; Christian ; et al.	2013-08-08
Polyol Partial Esters For Use In Cosmetics App 20130071340 - Wenk; Hans Henning ; et al.	2013-03-21
Polyglycerol partial esters of polyricinoleic acid and polyfunctional carboxylic acids and the use thereof for producing emulsions and dispersions Grant 7,906,664 - Allef , et al. March 15, 2	2011-03-15
Emulsifier for highly liquid W/O emulsion based on partly crosslinked polyglycerol esters of polyhydroxystearic acid Grant 7,851,511 - Allef , et al. December 14, 2	2010-12-14
Polyglycerol partial esters of polyricinoleic acid and polyfunctional carboxylic acids and the use thereof for producing emulsions and dispersions App 20060165627 - Allef; Petra ; et al.	2006-07-27
Emulsifier for highly liquid W/O emulsion based on partly crosslinked polyglycerol esters of polyhydroxystearic acid App 20050031580 - Allef, Petra ; et al.	2005-02-10
Alkylpolyglucoside with a high degree of oligomerization App 20020013253 - Berkels, Wolfgang ; et al.	2002-01-31

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.