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Sumitomo Chemical Company, Limited Patent Portfolio Statistics

Sumitomo Chemical Company, Limited

Sumitomo Chemical Company, Limited`s Profile

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: 5620
Granted Patents: 3379
Grant Index 65.46 %
Abandoned/Rejected Applications: 1783 (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: US20180138426A1

Abstract:
A phosphorescent compound of formula (I): wherein M is a transition metal; L is a ligand; R1 is a branched C3-20 alkyl group, a cyclic C5-20 alkyl group or group of formula (II): wherein each R5 is a C1-10, alkyl group; each R6 is a substituent; z is 0 or a positive integer; R2 is a C1-10 alkyl group; R3 is a C1-10 alkyl group or a group of formula —(Ar1)p wherein Ar1 is aryl or heteroaryl group and p is at least 1; each R4 is independently a substituent; v is at least 1; w is 0 or a positive integer; x is at least 1; and y is 0 or a positive integer. The compound may be used as a blue light-emitting material in an organic light-emitting device.

Publication date: 2018-05-17
Applicant: Sumitomo Chemical Company, Limited
Inventors: Tarran William


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

Application Number Title Status Art Unit Examiner
15574377 Light-Emitting Compound Abandoned — Failure to Respond to an Office Action 1796 Bohaty, Andrew K