System for immediate popup messaging across the internet
US5943478A · kind A · utility
174Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1997 |
| Grant date | Aug 24, 1999 |
| Priority date | — |
| Expiry date | Apr 4, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system for sending immediate popup messages between Internet users, the system including a user interface for sending messages and displaying messages in popup windows; a method and infrastructure for continuously tracking and reporting the online status of users, the infrastructure comprising servers and client software; and a method for communicating to users behind firewalls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.