Marsh; Richard N.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Marsh; Richard N..The latest application filed is for "power line radio frequency signal interface with consumer protection and filtering products".

Company Profile

0.10.2

Marsh; Richard N. - Cool 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
Power Line Radio Frequency Signal Interface With Consumer Protection And Filtering Products App 20080157589 - Marsh; Richard N.	2008-07-03
Tri-mode over-voltage protection and disconnect circuit apparatus and method Grant 6,829,129 - Marsh , et al. December 7, 2	2004-12-07
Tri-mode over-voltage protection and disconnect circuit apparatus and method Grant 6,683,770 - Marsh January 27, 2	2004-01-27
Tri-mode over-voltage protection and disconnect circuit apparatus and method App 20030227733 - Marsh, Richard N. ; et al.	2003-12-11
Input/output filtering system having tri-mode over-voltage protection and disconnect circuit for audio/video systems Grant 6,614,636 - Marsh September 2, 2	2003-09-02
AC power source filter for audio video electrical load Grant 6,473,510 - Marsh October 29, 2	2002-10-29
Interchangeable electrical connector Grant 6,176,716 - Mercurio , et al. January 23, 2	2001-01-23
Interchangeable electrical connector Grant 6,129,568 - Mercurio , et al. October 10, 2	2000-10-10
Locking electrical connector Grant 6,039,591 - Marsh , et al. March 21, 2	2000-03-21
Digital interface cable Grant 5,412,356 - Marsh , et al. May 2, 1	1995-05-02
A-C power line filter Grant 5,260,862 - Marsh November 9, 1	1993-11-09
Critically damped capacitor and method of making same Grant 5,144,522 - Marsh September 1, 1	1992-09-01

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.