GrafTech International Virtual Patent Marking
The following GrafTech products are protected by patents in the U.S. and elsewhere. This website is provided to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act and provide notice under 35 U.S.C. §287(a). In addition to the patents listed below, other patents may be pending. The following list of products may be covered by one or more of the following Patents.

UCAR® ALX Graphite Electrodes
Protected by U.S. Patent Nos. 7,016,394, 7,230,969, 7,301,982, 7,835,419, and 9,313,834; European Patent No. 1,813,134; and foreign counterparts thereof.

UCAR® Graphite Electrodes and Pins
Protected by U.S. Patent Nos. 6,280,663 and 6,440,563; European Patent No. 1,261,549; and foreign counterparts thereof.

ArchiTech® Furnace Monitoring System
Protected by U.S. Patent Nos. 7,313,160, and 9,439,247; European Patent No. 2,776,770; and foreign counterparts thereof.

Customer Technical Services
CTS service offerings are protected by U.S. Patent Nos. 6,804,582, US 7,386,369; European Patent No. 1,327,352; and foreign counterparts thereof.