Inventor

LASKEN ROBERT B

US6 patents

⚠️ This page may combine multiple inventors who share the name “LASKEN ROBERT B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AT & T IP I LP

5 patents

US7764778B2Jul 27, 2010

International origin dependent customized routing of calls to toll-free numbers

AT & T IP I LP9 citations82

US7965829B2Jun 21, 2011

Subscriber alterable call transfer service

AT & T IP I LP13 citations81

US7502455B2Mar 10, 2009

Billing for toll free calls terminating with a secondary telecommunications carrier

AT & T IP I LP16 citations80

US8908850B2Dec 9, 2014

International origin dependent customized routing of calls to toll-free numbers

AT & T IP I LP4 citations71

US7813487B2Oct 12, 2010

System and method for billing telephone calls

AT & T IP I LP0 citations49

ALLEN WILLIAM H

1 patent

US8401167B2Mar 19, 2013

International origin dependent customized routing of calls to toll-free numbers

ALLEN WILLIAM H2 citations60