wireless router.jpgIPNews® – The Federal Circuit ruled on Tuesday that Belkin International Inc. is barred from appealing the U.S. Patent and Trademark Office’s refusal to consider its additional submissions of prior art in an attempt to have a rival’s wireless router patent invalidated on reexamination.

Belkin and fellow router makers Cisco Linksys LLC, D-Link Systems Inc. and Netgear Inc. had requested the inter partes reexamination after OptimumPath accused them of infringement. The PTO’s Board of Patent Appeals and Interferences was correct to refuse to consider the issues that the PTO director said did not raise a substantial new question of patentability, the appeals court ruled. To continue reading, click: Belkin Loses Federal Circuit Appeal Of Wireless Router Patent Ruling