% Expired Patents = 80.0

EPO Patents = 3

Forward Citations = 1

Loading Chart...

16 inventors (with patents filed for the assignee):

Prashant Dhodapkar (3 out of 3 patents)

Neeraj Mathur (2 out of 2 patents)

Ramesh Gardas (2 out of 2 patents)

4. Sivabalan Sakthivel (2 out of 2 patents)

5. Sugirtha Velusamy (2 out of 2 patents)

6. Srinivasan V Raju (2 out of 2 patents)

7. Jitendra Sangwai (2 out of 5 patents)

8. Anjan Ray (1 out of 14 patents)

9. Thangaraj Senthilkumar (1 out of 4 patents)

10. Sanat Kumar (1 out of 4 patents)

11. Umesh Kumar (1 out of 5 patents)

12. Sudip Kumar Ganguly (1 out of 4 patents)

13. Aruna Kukrety (1 out of 1 patent)

14. Bijan Mahanta (1 out of 1 patent)

15. Rajarshi Panigrahi (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 12686808 - Polymeric wax deposition inhibitor (2026-07-21),

2. 11073504 - Method to determine transformation of kerogen to oil/gas at different maturities using step-wise pyrolysis-gas chromatography (2021-07-27),

3. 11002668 - Systems and methods for screening solvents for dissolving tank bottom sludge (2021-05-11),

4. 10330662 - Systems and methods for screening solvents for dissolving tank bottom sludge (2019-06-25),

5. 10273782 - Method for preventing wax deposition in oil wells with packers (2019-04-30),

Oil India Limited is a Navratna company engaged in the business of exploration, development, and production of crude oil and natural gas, transportation of crude oil, and production of LPG. With a history spanning over six decades, the company has a strong presence in the energy sector and is committed to sustainable development in the oil and gas industry.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

5 Patents

#2 in Assam

#309 in India

Assam, India

Oil India Limited