Patent assignee · CA · COMPANY

Softalk, Inc.

5Patents
0Active
5Granted
28Portfolio score

Filing activity: Aug 31, 1981 → Mar 22, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US6694007B2 System and method for establishing long distance call connections using electronic text messages Emerging Cross-Sectional Technologies 90 Expired
US6188683A System and method for establishing long distance voice communications using the internet Electricity 75 Expired
USD273677S Telephone shoulder rest General 14 Expired
US6879678B1 System and method for establishing long distance call connections using a personal communication assistant Electricity 12 Expired
US6804225B1 System and method for establishing long distance voice communications using the internet Electricity 6 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.