Barth; Ragnvald

Patent Applications and Registrations

Patent applications and USPTO patent grants for Barth; Ragnvald.The latest application filed is for "system and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel".

Company Profile

6.6.6

Barth; Ragnvald - Oslo NO

*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
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel Grant 11,303,362 - Barth , et al. April 12, 2	2022-04-12
System And Associated Methodology For Detecting Same-room Presence Using Ultrasound As An Out-of-band Channel App 20200059305 - Barth; Ragnvald ; et al.	2020-02-20
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel Grant 10,491,311 - Barth , et al. Nov	2019-11-26
System And Associated Methodology For Detecting Same-room Presence Using Ultrasound As An Out-of-band Channel App 20190215081 - Barth; Ragnvald ; et al.	2019-07-11
System and associated methodology for detecting same room presence using ultrasound as an out-of-band channel Grant 10,277,332 - Barth , et al.	2019-04-30
System and associated methodology for proximity detection and device association using ultrasound Grant 10,177,859 - Barth , et al. J	2019-01-08
System and Associated Methodology for Proximity Detection and Device Association Using Ultrasound App 20170019188 - BARTH; Ragnvald ; et al.	2017-01-19
System and associated methodology for proximity detection and device association using ultrasound Grant 9,473,580 - Barth , et al. October 18, 2	2016-10-18
System and Associated Methodology for Detecting Same Room Presence Using Ultrasound as an Out-of-Band Channel App 20160087730 - Barth; Ragnvald ; et al.	2016-03-24
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel Grant 9,241,016 - Barth , et al. January 19, 2	2016-01-19
System and associated methodology for detecting same-room presence using ultrasound as an out-of-band channel App 20140258392 - BARTH; Ragnvald ; et al.	2014-09-11
System And Associated Methodology For Proximity Detection And Device Association Using Ultrasound App 20140164629 - BARTH; Ragnvald ; et al.	2014-06-12

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.