Roman M. Marchevsky

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Libertyville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method of advanced call routing in mass telephony confer...
- Patent number 8,995,637
- Issue date Mar 31, 2015
- Tele-Town Hall, LLC.
- Roman Marchevsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and process for mass telephony conference call
- Patent number 8,917,633
- Issue date Dec 23, 2014
- Tele-Town Hall, LLC.
- Rodney A. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and process for mass telephony conference call
- Patent number 8,885,805
- Issue date Nov 11, 2014
- Tele-Town Hall, LLC.
- Rodney Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and process for mass telephony conference call
- Patent number 8,385,526
- Issue date Feb 26, 2013
- Tele-Town Hall, LLC.
- Vladimir Smelyansky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and process for mass telephony conference call
- Patent number 7,944,861
- Issue date May 17, 2011
- Tele-Town Hall, LLC
- Rodney A. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD OF RINGLESS VOICEMAIL
- Publication number 20190014214
- Publication date Jan 10, 2019
- TELE-TOWN HALL, LLC
- Roman MARCHEVSKY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD OF ADVANCED CALL ROUTING IN MASS TELEPHONY CONFER...
- Publication number 20140140492
- Publication date May 22, 2014
- TELE-TOWN HALL, LLC
- Roman Marchevsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and process for mass telephony conference call
- Publication number 20110194465
- Publication date Aug 11, 2011
- TELE-TOWN HALL, LLC
- Rodney A. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and process for mass telephony conference call
- Publication number 20110182212
- Publication date Jul 28, 2011
- TELE-TOWN HALL, LLC
- Vladimir Smelyansky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and process for mass telephony conference call
- Publication number 20100260075
- Publication date Oct 14, 2010
- TELE-TOWN HALL, LLC
- Rodney A. Smith
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND PROCESS FOR MASS TELEPHONY CONFERENCE CALL
- Publication number 20070121859
- Publication date May 31, 2007
- Vladimir Smelyansky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE