Patent assignee · GB · COMPANY

Purple Communications, Inc.

4Patents
2Active
4Granted
38Portfolio score

Filing activity: Aug 5, 2002 → Aug 14, 2017 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8528068B1 Method of authenticating a user on a network Electricity 204 Active
US8010706B1 Method of and system for enabling offline applications Electricity 18 Expired
USD502866S1 Fastener General 9 Expired
US10423237B2 Gesture-based control and usage of video relay service communications Electricity 7 Active

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