Freischlad; Klaus

Patent Applications and Registrations

Patent applications and USPTO patent grants for Freischlad; Klaus.The latest application filed is for "interferometer with a virtual reference surface".

Company Profile

0.9.4

Freischlad; Klaus - Tucson AZ

*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
Interferometer with a virtual reference surface Grant 8,797,537 - Freischlad August 5, 2	2014-08-05
Interferometer With A Virtual Reference Surface App 20120120411 - Freischlad; Klaus	2012-05-17
Method and apparatus for optically analyzing a surface Grant 7,583,386 - Freischlad , et al. September 1, 2	2009-09-01
Method and apparatus for optically analyzing a surface Grant 7,428,056 - Freischlad , et al. September 23, 2	2008-09-23
Method and apparatus for optically analyzing a surface Grant 7,408,649 - Freischlad , et al. August 5, 2	2008-08-05
Method and apparatus for optically analyzing a surface App 20070091317 - Freischlad; Klaus ; et al.	2007-04-26
Method and apparatus for measuring the shape and thickness variation of polished opaque plates Grant 6,847,458 - Freischlad , et al. January 25, 2	2005-01-25
Apparatus and method for holding and transporting thin opaque plates Grant 6,844,929 - Glenn , et al. January 18, 2	2005-01-18
Apparatus and method for holding and transporting thin opaque plates App 20040201843 - Glenn, Joe M. ; et al.	2004-10-14
Method and apparatus for measuring the shape and thickness variation of polished opaque plates App 20040184038 - Freischlad, Klaus ; et al.	2004-09-23
Method and apparatus for absolutely measuring flat and sperical surfaces with high spatal resolution Grant 6,184,994 - Freischlad February 6, 2	2001-02-06
Interferometer light source Grant 6,061,133 - Freischlad May 9, 2	2000-05-09

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.