Attorney-at-law: has law degree. May work at patent firm but don't do patent stuff, other IP related.
Patent attorney: law and tech background. At least M.Sc. + some legal education, maybe in-house.
Patent engineer: Tech background, some law. Difference: work at company, not law firm. in-house at tech company. Manage companys IP portfolio. Communicate with Patent attorneys.
RIGHTS NOT CONFERRED BY PATENT
does not grant the right to make use offer for sale or sell or import the invention but only grants the exclusive nature of the right
on grants the right to exclude others from it.
must make sure you don't infringe on any other patents before production, selling etc.
1) == Not protecting very much actually
What patent engineers usually do.
Preliminary report on international patentability. Take that and go to all countries.
A-document, not a porblem for applic. X-document, directly relevant, actual hindrance. Y-doc, in combination with another doc makes a hindrance.