ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,234, issued on Feb. 3, was assigned to Indian Institute of Technology Delhi (New Delhi) and All India Institute Of Medical Sciences (New Delhi).

"Ocular drug delivery devices" was invented by Dinesh Kalyanasundaram (New Delhi), Rohan Chawla (New Delhi), Jayanta Bhattacharyya (New Delhi) and Lata Kaushik (New Delhi).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ocular drug delivery device is disclosed. The ocular drug delivery device includes a top portion having an opening adapted to receive an injection needle to deliver drug into an eye. Further, the ocular drug delivery device includes a bottom portion extending from the top portion. The bottom...