Nippon Steel & Sumitomo Metal Corporation Patent Portfolio Statistics

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Nippon Steel & Sumitomo Metal Corporation

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 Nippon Steel & Sumitomo Metal Corporation look like?

Assignee Art Units
Total Applications: 2,314 1,790,483
Granted Patents: 1,910 1,253,804
Grant Index 84.51% ↑ 74.16%
Abandoned/Rejected Applications: 350 (15.49%) 436,922 (25.84%)
In-Process Applications: 54 99,757
Average Grant Time: 2.97 Years ↑ 2.66 Years
Average Office Actions: 1.95 ↑ 1.58

Which Technology Area Nippon Steel & Sumitomo Metal Corporation is filing most patents in? (Last 10 years)

Art Unit Definition Total Applications
1733 Metallurgy, Metal Working, Inorganic Chemistry, Catalyst, Electrophotography, Photolithography 405
3725 Manufacturing Devices & Processes, Machine Tools & Hand Tools 256
1784 Miscellaneous Articles, Stock Material 206
1734 Metallurgy, Metal Working, Inorganic Chemistry, Catalyst, Electrophotography, Photolithography 191
1735 Metallurgy, Metal Working, Inorganic Chemistry, Catalyst, Electrophotography, Photolithography 112

How many patents are Nippon Steel & Sumitomo Metal Corporation filing every year?

Year Total Applications Predicted
2022 0* 418
2021 0* 465
2020 0 385
2019 85 85
2018 235 –
2017 285 –
2016 223 –
2015 166 –
2014 243 –
2013 191 –

*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 Nippon Steel & Sumitomo Metal Corporation in USPTO?

Publication number: None
Application number: 17/605,844

Abstract:
–

Publication date: –
Applicant: Nippon Steel & Sumitomo Metal Corporation
Inventors: Kobayashi Takayuki

Publication number: US20220199914A1
Application number: 17/605,751

Abstract:
Provided is an organic EL device having a low drive voltage, high efficiency, and high drive stability, and a material for an organic electroluminescent device suitable for the organic EL device. This material for an organic EL device includes: an indolocarbazole compound represented by General Formula (1). In addition, provided is an organic electroluminescent device in which this material for an organic electroluminescent device is used as a first host and carbazole compounds are used as second hosts.

Here, a ring A is a heterocyclic ring represented by Formula (Ia), L1 to L3 are a direct bond, an aromatic hydrocarbon group or an aromatic heterocyclic group, B1 to B3 represent a direct bond or a biphenyldiyl group represented by Formula (1b), and at least one of B1 to B3 is a biphenyldiyl group.

Publication date: –
Applicant: Nippon Steel & Sumitomo Metal Corporation
Inventors: Kazunari Yoshida

Publication number: US20220216427A1
Application number: 17/604,087

Abstract:
Provided is an organic EL device including: a light emitting layer between an anode and a cathode facing each other, in which the light emitting layer contains a first host, a second host, and a luminescent dopant, an indolocarbazole compound represented by General Formula (1) is contained as the first host, and a biscarbazole compound or a dibenzofuran compound having a dibenzofuran or dibenzothiophene ring is contained as the second host. This organic EL device has a low drive voltage, high efficiency, and high drive stability.

Publication date: –
Applicant: Nippon Steel & Sumitomo Metal Corporation
Inventors: Kazunari Yoshida

How are Nippon Steel & Sumitomo Metal Corporation’s applications performing in USPTO?

Application Number Title Status Art Unit Examiner
17/605,844 Junction Structure, Method For Manufacturing Junction Structure, And Solder Ball Docketed New Case – Ready for Examination OPAP Central, Docket
17/605,751 Organic Electroluminescent Element Docketed New Case – Ready for Examination OPAP Central, Docket
17/604,087 Organic Electroluminescent Element Docketed New Case – Ready for Examination OPAP Central, Docket
17/599,546 Organic Electroluminescent Element Docketed New Case – Ready for Examination OPAP Central, Docket
17/599,547 Polymer For Organic Electroluminescent Elements And Organic Electroluminescent Element Docketed New Case – Ready for Examination OPAP Central, Docket