shmoel: No. On the contrary, many of them are writing that there is no need for a limited Cherem, as the author own his work and it is intrincically theft to copy it.
For example, the Netziv, Malbim and Rav Yitzchok Elchonon in their Haskamos on the printing of the annotated Rivash specify a 6 year Cherem againt printing any copy of the Rivash, and a permanent Issur againt printing the editor’s Hagahos.