Intellectual Property Law

US Patent 7453789 - CNT core microtip write/read head

This patent from the French Atomic Energy Commission teaches forming a carbon nanotube wrapped in an insulating sheath as a read/write needle for ultrahigh density data recording. Claim 1 reads:

1. Data recording device comprising at least one electrically conducting microtip having an end designed to be brought into electric contact with a recording medium, the microtip comprising a longitudinal conducting core having a substantially constant cross-section, device wherein the microtip is surrounded by a sheath made of non-conducting material, so that the free ends of the core and of the sheath are at the same level at the end of the microtip.

Full post as published by TinytechIP on November 24, 2008 (boomark / email).