IBM Assigned Patent

IIBM Corp., Armonk, NY, has been assigned a patent (8,169,882) developed by eleven co-inventors for a "high density data storage medium, method and device."

The co-inventors are Richard Anthony DiPietro, Campbell, CA, Urs T. Duerig, Rueschlikon, Switzerland, Jane Elizabeth Frommer, San Jose, CA, Bernd Walter Gotsmann, Horgen, Switzerland, Erik Christopher Hagberg, Evansville, IN, James Lupton Hedrick, Pleasanton, CA, Armin W. Knoll, Adliswil, Switzerland, Teddie Peregrino Magbitang, San Jose, CA, Robert Dennis Miller, San Jose, CA, Russell Clayton Pratt, Oakland, CA, and Charles-Gordon Wade, Los Gatos, CA

The abstract of the patent published by the U.S. Patent and Trademark Office states: "A composition of matter for the recording medium of nanometer scale thermo-mechanical information storage devices and a nanometer scale thermo-mechanical information storage device. The composition includes: one or more polyaryletherketone copolymers, each of the one or more polyaryletherketone copolymers comprising (a) a first monomer including an aryl ether ketone and (b) a second monomer including an aryl ether ketone and a first phenylethynyl moiety, each of the one or more polyaryletherketone copolymers having two terminal ends, each terminal end having a phenylethynyl moiety the same as or different from the first phenylethynyl moiety. The one or more polyaryletherketone copolymers are thermally cured and the resulting cross-linked polyaryletherketone resin used as the recording layer in an atomic force data storage device."

The patent application was filed on July 14, 2010 (12/835,811).