Patent assignee · US · COMPANY

Grape Technology Group, Inc.

71Patents
60Active
71Granted
50Portfolio score

Filing activity: Nov 24, 1999 → Sep 6, 2012 · 40 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7499537B2 Technique for providing personalized information and communications services Emerging Cross-Sectional Technologies 353 Expired
US6404884B1 Personalized assistance system and method Emerging Cross-Sectional Technologies 248 Expired
US7412042B2 Technique for providing information assistance including a concierge-type service Electricity 87 Expired
US7130406B2 Enhanced directory assistance system Electricity 70 Expired
US6668055B2 Personalized assistance system and method Emerging Cross-Sectional Technologies 55 Expired
US8666035B2 Technique for assisting a user with information services at an information/call center Electricity 42 Active
US8538744B2 Computer system for automatically answering natural language questions Physics 23 Active
US7072643B2 Communication assistance system and method Electricity 18 Expired
US8238951B2 System and method for providing mobile device services using SMS communications Electricity 16 Active
US7962575B2 System and method for data synchronization between devices Electricity 15 Active
US7991129B2 Personalized voice applications in an information assistance service Electricity 15 Active
US8116436B2 Technique for verifying identities of users of a communications service by voiceprints Electricity 14 Active
US8023622B2 Technique for call context based advertising through an information assistance service Electricity 13 Active
US7466805B2 Technique for effectively providing a personalized information assistance service Electricity 9 Expired
US7991140B2 Enhanced directory assistance system Electricity 9 Active
US7433457B2 Personalized assistance system and method Emerging Cross-Sectional Technologies 8 Expired
US7346157B2 System and method for efficient call management for directory assistance services Electricity 7 Expired
US8412169B2 System and method for providing mobile device services using SMS communications Electricity 6 Active
US8515047B1 Method and system for prioritizing the presentation of information within a directory assistance context wireless and landline telephone systems Electricity 6 Active
US7734025B2 Methods and systems for providing on-line bills for use in communications services Electricity 5 Active
US8200262B2 System and method for providing mobile device services using SMS communications Electricity 5 Active
US8374639B2 System and method for providing mobile device services using SMS communications Electricity 4 Active
US8229401B2 Technique for providing personalized information and communications services Emerging Cross-Sectional Technologies 4 Active
US7069409B2 System for addressing a data storage unit used in a computer Physics 3 Expired
US8139748B2 Communication assistance system and method Electricity 3 Active

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