Alfter; Frank

Patent Applications and Registrations

Patent applications and USPTO patent grants for Alfter; Frank.The latest application filed is for "pigment preparation based on an azo pigment".

Company Profile

0.5.6

Alfter; Frank - Bad Soden DE
Alfter; Frank - Kelkheim 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
Method of conditioning azo pigments containing carboxylic ester groups Grant 7,999,086 - Paetzold , et al. August 16, 2	2011-08-16
Pigment preparation based on an azo pigment Grant 7,855,041 - Weber , et al. December 21, 2	2010-12-21
Pigment preparation based on an azo pigment App 20090305156 - Weber; Joachim ; et al.	2009-12-10
Method of conditioning azo pigments containing carboxylic ester groups App 20090198045 - Paetzold; Jens ; et al.	2009-08-06
Pigment compositions consisting of an organic yellow pigment and a phthalocyanine pigment App 20090101874 - Weber; Joachim ; et al.	2009-04-23
Finely divided azo dye and process for producing the same App 20090087769 - Weber; Joachim ; et al.	2009-04-02
Pigment compositions consisting of a yellow disazo pigment and an organic pigment Grant 7,311,769 - Weber , et al. December 25, 2	2007-12-25
Pigment compositions consisting of a yellow disazo pigment and an organic pigment App 20070125263 - Weber; Joachim ; et al.	2007-06-07
Preparation of disazo condensation pigments in microreactors Grant 6,437,104 - Nickel , et al. August 20, 2	2002-08-20
Preparation of disazo condensation pigments in microreactors App 20020058794 - Nickel, Uwe ; et al.	2002-05-16
Isoindoline pigments based on aminoquinoxalinediones Grant 5,716,446 - Alfter , et al. February 10, 1	1998-02-10

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.