6. A computer program product, stored on a computer readable medium, for duplicating and refreshing, on the display of at least one destination data processing system, a graphic image displayed on the display of a source data processing system, the source and the destination data processing system being in communication, the computer program product comprising:
computer readable program code means for transmitting a set of data from said source data processing system to said at least one destination data processing system, the set of data being generated by those graphic commands issued by the source data processing system and belonging to a predetermined subset:
To be continued #0019
- Anfossi, et al. Screen remote control. U.S.Patent 6,141,022. October 31, 2000.