Voigtlaender; Dirk

Patent Applications and Registrations

Patent applications and USPTO patent grants for Voigtlaender; Dirk.The latest application filed is for "internal combustion engine".

Company Profile

0.8.3

Voigtlaender; Dirk - Korntal-Munchingen DE
Voigtlaender; Dirk - Korntal-Muenchingen DE
Voigtlaender; Dirk - Korntal 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
Internal combustion engine Grant 7,506,631 - Altenschmidt , et al. March 24, 2	2009-03-24
Internal combustion engine App 20070261665 - Altenschmidt; Frank ; et al.	2007-11-15
Exhaust-gas cleaning system and method with internal ammonia generation, for the reduction of nitrogen oxides Grant 6,662,552 - Gunther , et al. December 16, 2	2003-12-16
Method for the periodically desulfating a nitrogen oxide or sulfur oxide accumulator of an exhaust gas cleaning system Grant 6,637,189 - Boegner , et al. October 28, 2	2003-10-28
Method for identifying the state of an NOx storage catalyst Grant 6,619,108 - Birkhofer , et al. September 16, 2	2003-09-16
Solid material and process for adsorption and desorption of nitrogen oxides in exhaust gases of internal combustion engines App 20030044330 - Andorf, Renato ; et al.	2003-03-06
Method for identifying the state of an NOx storage catalyst App 20020124551 - Birkhofer, Thomas ; et al.	2002-09-12
Exhaust gas purification process and apparatus with internal generation of ammonia for reducing nitrogen oxide Grant 6,338,244 - Guenther , et al. January 15, 2	2002-01-15
Process and apparatus for reducing nitrogen-oxide emissions in exhaust gas Grant 6,176,079 - Konrad , et al. January 23, 2	2001-01-23
Emission control system for an internal-combustion engine Grant 6,170,259 - Boegner , et al. January 9, 2	2001-01-09
Internal combustion engine exhaust emission control system with adsorbers for nitrogen oxides Grant 5,910,097 - Boegner , et al. June 8, 1	1999-06-08

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.