DM

Dean C. Marchand

WO Worlds.Com: 6 patents #1 of 246Top 1%
VE Verizon: 5 patents #969 of 6,226Top 20%
MC Mci: 4 patents #6 of 267Top 3%
MW Mci Worldcom.: 3 patents #2 of 165Top 2%
Overall (All Time): #240,565 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8442193 Domestic to international collect call blocking Arthur Lance Springer 2013-05-14
8170947 Fraud detection based on call attempt velocity on terminating number Erin C. Jackman 2012-05-01
7760862 Domestic to international collect call blocking Arthur Lance Springer 2010-07-20
7366289 Domestic origination to international termination country set logic Arthur Lance Springer 2008-04-29
7236954 Fraud detection based on call attempt velocity on terminating number Erin C. Jackman 2007-06-26
7079635 Domestic origination to international termination country set logic Arthur Lance Springer 2006-07-18
6947532 Fraud detection based on call attempt velocity on originating number Erin C. Jackman 2005-09-20
6801607 System and method for preventing fraudulent calls using a common billing number Erin C. Jackman, Ron Zimmerman 2004-10-05
6782083 ISN call interrupt Arthur Lance Springer, Jeffrey D. Cahill, David K. Vognsen 2004-08-24
6636592 Method and system for using bad billed number records to prevent fraud in a telecommunication system Arthur Lance Springer 2003-10-21
6618475 Domestic origination to international termination country set logic Arthur Lance Springer 2003-09-09
6590967 Variable length called number screening Arthur Lance Springer 2003-07-08
6570968 Alert suppression in a telecommunications fraud control system Erin C. Jackman 2003-05-27
6556669 International origination to domestic termination call blocking Arthur Lance Springer 2003-04-29
6418212 Telephone fraud detection and prevention Anna Harrison, Erin C. Jackman 2002-07-09
6404865 Domestic to country call intercept process (CIP) Arthur Lance Springer 2002-06-11
6404871 Termination number screening Arthur Lance Springer 2002-06-11
6396915 Country to domestic call intercept process (CIP) Arthur Lance Springer 2002-05-28
6335971 Country to country call intercept process Arthur Lance Springer 2002-01-01