[asterisk-users] Patent issues, what features we can't use?

[Steve Underwood]

Zeeshan Zakaria wrote:
> What exactly is patented by J2? Is it receiving fax over the Internet, 
> converting to PDF and sending as an email attachment using sendmail or 
> postfix etc? Or is it receiving it through PRI, or PSTN line over the 
> computer and converting and emailing? What exactly they don't want 
> others to do?
I think you have this backwards. It isn't a matter of what they don't 
want others to do. Its a matter of what they do want them to do - pay.

As to what is patented, they have a number of patents on various aspects 
of FAX PSTN to packet network integration.

Steve