Mehdi Keshtkar

This inventor holds 13 USPTO granted patents and 4 published patent applications, plus 6 CIPO patents and 3 EPO patents. Top assignee: Nova Chemicals (International) S.a.. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mehdi Keshtkar. Retrieved from https://idiyas.com/inventor/mehdi-keshtkar

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 13 (Patent Applications = 4)

% Patents Active = 92.3

CIPO Patents = 6 (Patent Applications = 6)

EPO Patents = 3 (Patent Applications = 5)

Average Co-Inventor Count = 11.3

ph-index = 2

Forward Citations = 12(Granted Patents)

Company Filing History:

13 out of 478

Nova Chemicals (International) S.a.

patents

Years Active: 2019-2026

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12570777 - Nonlinear rheology of ethylene interpolymer compositions (2026-03-10),

2. 12479984 - Processes for producing polyethylene containing recycled polymeric material (2025-11-25),

3. 11773197 - Manufacturing ethylene interpolymer products at higher production rate (2023-10-03),

4. 11708437 - Ethylene interpolymer products and films (2023-07-25),

5. 11584845 - Ethylene interpolymer products and films (2023-02-21),

6. 11312845 - Ethylene interpolymer products and films (2022-04-26),

7. 11111368 - Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing homogeneous and heterogeneous catalyst formulations (2021-09-07),

8. 11015044 - Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing mixed homogeneous catalyst formulations (2021-05-25),

9. 10995166 - Ethylene interpolymer products and films (2021-05-04),

10. 10738183 - Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing homogeneous and heterogeneous catalyst formulations (2020-08-11),

11. 10683376 - Manufacturing ethylene interpolymer products at higher production rate (2020-06-16),

12. 10442921 - Means for increasing the molecular weight and decreasing the density employing mixed homogeneous catalyst formulations (2019-10-15),

13. 10442920 - Means for increasing the molecular weight and decreasing the density of ethylene interpolymers employing homogeneous and heterogeneous catalyst formulations (2019-10-15),

Title: The Innovative Contributions of Mehdi Keshtkar

Introduction

Mehdi Keshtkar is a prominent inventor based in Calgary, Canada. He has made significant contributions to the field of polymer science, particularly in the production of polyethylene and ethylene interpolymer products. With a total of 13 patents to his name, Keshtkar's work has had a substantial impact on the industry.

Latest Patents

Keshtkar's latest patents include innovative processes for producing polyethylene containing recycled polymeric material. These processes allow for the integration of recycled materials into the polymerization process, resulting in a blend of virgin polymer with recycled content. Another notable patent involves manufacturing ethylene interpolymer products at a higher production rate. This improved continuous solution polymerization process enhances production efficiency by utilizing a bridged metallocene catalyst formulation in a series of reactors.

Career Highlights

Throughout his career, Mehdi Keshtkar has worked with notable companies such as Nova Chemicals. His expertise in polymerization processes has positioned him as a key player in advancing the technology used in the production of polymers.

Collaborations

Keshtkar has collaborated with talented individuals in his field, including Niousha Kazemi and Fazle Sibtain. These collaborations have contributed to the development of innovative solutions in polymer science.

Conclusion

Mehdi Keshtkar's contributions to polymer science through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the future of polymer production and recycling.

Profile summary based on public USPTO records.