NEW YORK, March 4 (GenomeWeb News) - Nucleonics is challenging a patent held by Benitec in Poland, the company said yesterday.
Nucleonics said it filed prior art citations, also called a third party observation, with the Polish Patent Office. This prior art, it believes, invalidates claims in Benitec's patent application No. PL 343 064, "Control of Gene Expression." According to Nucleonics, these claims are ambiguous because they lack novelty or did not involve an inventive step at the time the patent application was filed.
The latest filing follows a number of challenges of Benitec patents by Nucleonics in other countries. Last year, Nucleonics requested the reexamination of two Benitec patents in