Date: 12th August 2026

Patent Disclosure

Arrow Greentech Limited has been granted Indian Patent No. 598211 for an invention titled "Dual Colour Shift Security Film" under the provisions of the Indian Patent Act, 1970.

Patent Details

  • Patent Number: 598211
  • Patent Title: Dual Colour Shift Security Film
  • Application Number: 202021011994
  • Date of Filing: 06/08/2026
  • Date of Grant: 19/07/2020
  • Patent Term: 20 years from July 19, 2020 (valid until July 2040)
  • Territory: India

Renewal Information

Annual renewal fees for maintaining the patent are due on the 19th day of July each year, starting from July 2022.