Sumitomo Chemical Company, Limited Patent Portfolio Statistics

Sumitomo Chemical Company, Limited

Profile Summary

This article summarizes the perfomance of the assignee in the recent years. The overall statistics for this portfolio help to analyze the areas where the assignee is performing well. The filing trend, perfomance across the tech centers and the perfomance of the recent applications has been mentioned below. All the stats are calculated based on the perfomance in USPTO.

How does the overall patent portfolio of Sumitomo Chemical Company, Limited look like?

Total Applications: 5,620
Granted Patents: 3,379
Grant Index 65.46 %
Abandoned/Rejected Applications: 1,783 (34.54%)
In-Process Applications: 450
Average Grant Time: 2.66 Years
Average Office Actions: 1.63

Which Technology Area Sumitomo Chemical Company, Limited is filing most patents in? (Last 10 years)

Art Unit Definition Total Applications
1722 Fuel Cells, Battery, Flammable Gas, Solar Cells, Liquid Crystal Compositions 271
Opap Parked GAU 231
1621 Organic Chemistry 225
1616 Organic Compounds: Bio-affecting, Body Treating, Drug Delivery, Steroids, Herbicides, Pesticides, Cosmetics, and Drugs 213
1626 Organic Chemistry 178

How many patents are Sumitomo Chemical Company, Limited filing every year?

Year Total Applications
2022 0*
2021 180*
2020 207
2019 240
2018 237

*The drop in the number of applications filed in last two years compared to previous years is because applications can take up to 18 months to get published

Recently filed patent applications of Sumitomo Chemical Company, Limited in USPTO?

Publication number:
Application number: 17/571,911

Abstract:
None

Publication date:
Applicant: Sumitomo Chemical Company, Limited
Inventors: Hajime Ikeda


Publication number:
Application number: 17/426,334

Abstract:
None

Publication date:
Applicant: Sumitomo Chemical Company, Limited
Inventors: Takehiro Yoshida


Publication number:
Application number: 17/605,834

Abstract:
None

Publication date:
Applicant: Sumitomo Chemical Company, Limited
Inventors: Noboru Rukuhara


How are Sumitomo Chemical Company, Limited’s applications performing in USPTO?

Application Number Title Status Art Unit Examiner
17/571,911 Herbicidal Composition Application Dispatched from Preexam, Not Yet Docketed 3991 Witz, Jean C
17/426,334 Nitride Semiconductor Substrate, Laminated Structure, And Method For Manufacturing Nitride Semiconductor Substrate Sent to Classification contractor OPAP Central, Docket
17/605,834 Structure Manufacturing Method And Intermediate Structure
17/272,182 Epitaxial Substrate Docketed New Case – Ready for Examination OPAP Central, Docket
17/311,887 Structure Manufacturing Method And Manufacturing Device, And Light Irradiation Device Docketed New Case – Ready for Examination 2812 Ghyka, Alexander G