Friesen; Chadron Mark

Patent Applications and Registrations

Patent applications and USPTO patent grants for Friesen; Chadron Mark.The latest application filed is for "quarternary ammonium perfluoroalkoxy salts for preparation of perfluoropolyethers".

Company Profile

0.5.9

Friesen; Chadron Mark - Langley CA
Friesen; Chadron Mark - British Columbia CA

*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
Quarternary ammonium perfluoroalkoxy salts for preparation of perfluoropolyethers Grant 9,725,456 - Howell , et al. August 8, 2	2017-08-08
Quarternary Ammonium Perfluoroalkoxy Salts For Preparation Of Perfluoropolyethers App 20150336968 - HOWELL; JON LEE ; et al.	2015-11-26
Insulated perfluoropolyether alkyl alcohols App 20080033216 - Friesen; Chadron Mark ; et al.	2008-02-07
Insulated perfluoropolyether alkyl alcohols App 20080033215 - Friesen; Chadron Mark ; et al.	2008-02-07
Thermally stable perfluoropolyethers and processes therefor and therewith Grant 7,232,932 - Howell , et al. June 19, 2	2007-06-19
Insulated perfluoropolyether alkyl alcohols App 20060287559 - Friesen; Chadron Mark ; et al.	2006-12-21
Perfluoropolyether primary bromides and lodides Grant 7,148,385 - Howell , et al. December 12, 2	2006-12-12
Thermally stable perfluoropolyethers and processes therefor and therewith App 20040186211 - Howell, Jon L. ; et al.	2004-09-23
Thermally stable perfluoropolyethers and processes therefor and therewith Grant 6,753,301 - Howell , et al. June 22, 2	2004-06-22
Perfluoropolyether primary bromides and lodides App 20040024250 - Howell, Jon L. ; et al.	2004-02-05
Perfluoropolyether primary bromides and iodides Grant 6,653,511 - Howell , et al. November 25, 2	2003-11-25
Thermally stable perfluoropolyethers and processes therefor and therewith App 20030027732 - Howell, Jon L. ; et al.	2003-02-06
Perfluoropolyether primary bromides and iodides App 20030013922 - Howell, Jon L. ; et al.	2003-01-16
Perfluoropolyether primary bromides and iodides App 20030013924 - Howell, Jon L. ; et al.	2003-01-16

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.