Intellectual property

Patents

DoubleHelix Enterprises LLP develops clinician-led ophthalmic technology protected by formal intellectual-property filings. Our granted patent portfolio reflects the engineering and clinical innovation behind OSDx.

Granted patent

Ocular Surface Diagnostics Device

A patent has been granted to DoubleHelix Enterprises LLP for an invention entitled Ocular Surface Diagnostics Device.

  • Patent number: 569308
  • Application number: 202321012523
  • Date of filing: 23 May 2023
  • Date of grant: 30 July 2025
  • Term: 20 years from 23 May 2023, subject to renewal requirements.
  • Jurisdiction: The Patent Office, Government of India.

What this protects

The patent relates to the OSDx platform: a compact ocular-surface diagnostics device designed to bring multiple dry-eye and ocular-surface assessment tools into a practical clinical workflow.

OSDx is built around the same DoubleHelix principles described across the site: innovate, simplify and miniaturise ophthalmic technology so rigorous diagnostic science can be used more widely in everyday care.