Zeon Corporation Patent Portfolio Statistics

Zeon 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 Zeon Corporation look like?

Total Applications: 1,661
Granted Patents: 911
Grant Index 67.58 %
Abandoned/Rejected Applications: 437 (32.42%)
In-Process Applications: 306
Average Grant Time: 2.66 Years
Average Office Actions: 1.74

Which Technology Area Zeon Corporation is filing most patents in? (Last 10 years)

Art Unit Definition Total Applications
Opap Parked GAU 148
1762 Oraganic Chemistry, Polymers, Compositions 107
1764 Oraganic Chemistry, Polymers, Compositions 68
1765 Oraganic Chemistry, Polymers, Compositions 67
1713 Coating, Etching, Cleaning, Single Crystal Growth 65

How many patents are Zeon Corporation filing every year?

Year Total Applications
2022 0*
2021 97*
2020 154
2019 167
2018 197

*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 Zeon Corporation in USPTO?

Publication number: US20220023840A1
Application number: 17/497,488

A metal-supported catalyst is obtained by supporting a metal and/or a metal compound on a carrier, wherein a rate of decrease in the metal and/or the metal compound contained in the metal-supported catalyst is 20 wt % or more when the metal-supported catalyst is shaken in an aqueous solution of 2.3 wt % of polyvinylpyrrolidone in a hydrogen atmosphere at a temperature of 50° C. at 36 rpm for 1 hour.

Publication date: 2022-01-27
Applicant: Zeon Corporation
Inventors: Fujimura Yoshiki

Publication number: US20220025152A1
Application number: 17/496,254

A crosslinked material for an endoscope, containing a fluorinated elastomer and fibrous carbon nanostructures including single-walled carbon nanotubes, in which the amount of the fibrous carbon nanostructures in the crosslinked material is 0.1 parts by mass or more and less than 2.0 parts by mass per 100 parts by mass of the fluorinated elastomer, and a durometer type A hardness at 23° C. measured in accordance with JIS K 6253-3:2012 is 75A or less;an endoscope using the crosslinked material for an endoscope; anda composition for forming the crosslinked material for an endoscope.

Publication date: 2022-01-27
Applicant: Zeon Corporation
Inventors: Nakai Yoshihiro

Publication number: US20220006091A1
Application number: 17/447,971

A slurry composition for non-aqueous secondary battery functional layers is provided. The slurry composition comprises a polymer A containing a (meth)acrylonitrile monomer unit and a (meth)acrylic acid ester monomer unit; an organic solvent having a boiling point under 1 atm of 30° C. or higher and 100° C. or lower; and non-conductive particles.

Publication date: 2022-01-06
Applicant: Zeon Corporation
Inventors: Asai Kazuki

How are Zeon Corporation’s applications performing in USPTO?

Application Number Title Status Art Unit Examiner
17/497,488 Metal-Supported Catalyst And Method For Producing Hydrogenated Conjugated-Diene-Based Polymer OPAP Central, Docket
17/496,254 Crosslinked Material For Endoscope, Endoscope, And Composition For Forming Crosslinked Material For Endoscope OPAP Central, Docket
17/447,971 Slurry Composition For Non-Aqueous Secondary Battery Functional Layers Docketed New Case – Ready for Examination OPAP Central, Docket
17/310,840 Composition For Electrochemical Device Functional Layer, Functional Layer For Electrochemical Device, And Electrochemical Device Sent to Classification contractor
17/310,671 Slurry Composition For Non-Aqueous Secondary Battery Functional Layer, Separator For Non-Aqueous Secondary Battery, And Non-Aqueous Secondary Battery