AcelRx Pharmaceuticals Receives Fourth and Fifth U.S. Patents for Small-Volume Oral Transmucosal Dosage Forms
AcelRx Pharmaceuticals, Inc. (NASDAQ: ACRX), a specialty pharmaceutical company focused on the development and commercialization of innovative therapies for the treatment of acute and breakthrough pain, today announced that the U.S. Patent and Trademark Office (USPTO) has recently issued AcelRx Patent Number 8,252,328 entitled "Bioadhesive Drug Formulations for Oral Transmucosal Delivery," and Patent Number 8,252,329 also entitled "Bioadhesive Drug Formulations for Oral Transmucosal Delivery." The '328 and '329 patents each make claims to a bioadhesive tablet for oral transmucosal administration of sufentanil. These newly issued patents will provide intellectual property protection for sufentanil NanoTab based products until at least January 5, 2027. AcelRx currently has more than 70 pending patent applications worldwide and continues to file additional new patent applications to further strengthen its market exclusivity.
"We have made significant progress this year in establishing our intellectual property portfolio, with five issued US patents now underpinning our novel NanoTab technology," said Richard King, AcelRx's President and CEO. "We look forward to building on this success through emphasis on the device aspects of our technology