ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,437,005, issued on Oct. 7, was assigned to NetApp Inc. (San Jose, Calif.).

"File metadata service" was invented by Nikhil Bhavadas Kaplingat (Karnataka, India), Mohankumar Ganesan (Karnataka, India), Rajasekar P (Tamilnadu, India), Guru Prashanth Thanakodi (Erode, India) and Rashid Shabbir Nadaf (Dharwad, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are provided for a maintaining and utilizing a file index and a file version index. Metadata may be evaluated to identify constant attributes and modifiable attributes of files. A file index of a file catalog may be populated with the constant attributes. A file version index of the file ca...