CHARLTON, Mass., March 14 -- FiberCore Inc. has been issued a patent from the US Patent and Trademark Office covering plasma outside vapor deposition (POVD) technology that can be used to manufacture high quality synthetic silica tubes. The company will augment its tube requirements through its own internally manufactured tubes throughout the next 12 months. "We are very pleased to announce the issuance of our first US patent, which is a major milestone in the development of our new POVD technology," said Mohd A. Aslami, president and CEO of the company. "Over the last couple of years we have experienced intermittent shortages of tubes and this unique, patented technology will help ensure that we will be able to meet our future tube requirements."