Schafer; David E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schafer; David E..The latest application filed is for "low axial vibration receiver armature and assembly".

Company Profile

0.12.4

Schafer; David E. - Glen Ellyn IL
Schafer; David E. - Olivette MO
Schafer; David E. - Creve Coeur MO
Schafer; David E. - St. Louis County MO

*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
Low axial vibration receiver armature and assembly Grant 8,824,726 - Miller , et al. September 2, 2	2014-09-02
Low Axial Vibration Receiver Armature And Assembly App 20130315436 - Miller; Thomas E. ; et al.	2013-11-28
Low axial vibration receiver armature and assembly Grant 8,494,209 - Miller , et al. July 23, 2	2013-07-23
Low Axial Vibration Receiver Armature And Assembly App 20100284561 - Miller; Thomas E. ; et al.	2010-11-11
Apparatus and method for creating acoustic energy in a receiver assembly with improved diaphragms-linkage arrangement Grant 7,415,125 - Warren , et al. August 19, 2	2008-08-19
Apparatus for creating motion amplification in a transducer with improved linkage structure Grant 7,366,317 - Miller , et al. April 29, 2	2008-04-29
Apparatus and method for generating acoustic energy in a receiver assembly Grant 7,336,797 - Thompson , et al. February 26, 2	2008-02-26
Vibration balanced receiver Grant 7,164,776 - Miller , et al. January 16, 2	2007-01-16
Apparatus and method for creating acoustic energy in a receiver assembly with improved diaphragms-linkage arrangement App 20050002542 - Warren, Daniel M. ; et al.	2005-01-06
Apparatus and method for generating acoustic energy in a receiver assembly App 20040258260 - Thompson, Stephen C. ; et al.	2004-12-23
Miniature silicon condenser microphone Grant 5,870,482 - Loeppert , et al. February 9, 1	1999-02-09
Miniature silicon condenser microphone Grant 5,740,261 - Loeppert , et al. April 14, 1	1998-04-14
2-chloro-4-trifluoromethyl-thiazolecarbothioic acids useful as herbicidal safeners Grant 4,640,702 - Grabiak , et al. February 3, 1	1987-02-03
5-Aryl-4-isoxazolecarboxylate-safening agents Grant 4,243,406 - Brannigan , et al. January 6, 1	1981-01-06
Herbicidal compositions and methods Grant 3,929,450 - Hamm , et al. December 30, 1	1975-12-30

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.