Birchtech Higher In US Premarket After Announcing End of All Remaining Attempts to Challenge Patents Under IPR Petition
Birchtech Corp. (NYSE American: BCHT and BCHT.TO), a player in specialty activated carbon technologies for sustainable air and water treatment, was higher in US premarket trade Wednesday after announcing tht filing of termination requests for all remaining Inter Partes Review (IPR) petitions filed against the company's core patents.The final remaining entities involved in IPR proceedings have resolved their disputes with the company and have moved to bring a complete end to all previously filed third-party challenges to the validity of the company's patented SEA mercury emissions removal technology, it said.No other active IPR proceedings remain. Every petition filed with the Patent Trial and Appeal Board (PTAB) to challenge Birchtech's patents has been dismissed, removed prior to institution, or resolved, the company added.Shares in BCHT were up near 5% in Canada yesterday.
