Serio International Patent and Trademark Office
セリオ国際特許商標事務所
Serio International Patent and Trademark Office is a Japan-based patent law firm with 43 years of recorded international activity (1982–2024). 573 total international patent cases are on record, spanning 4 foreign jurisdictions and 33 distinct corporate applicants. Sign in to open the complete partner network, year-by-year activity, decision-maker analysis, and named client relationships.
- International cases
- 573
- Last 5 years
- 40
- Applicants
- 33
- Flow type
- Outgoing-heavy
Sent plus received relationship cases on this firm’s public profile. Can differ from the directory index. As of 2024.
Activity trend (last 10 years)
- Scope
- Serio International Patent and Trademark Office · Japan
- Window
- 2017–2024
- As of
- Recorded activity through 2024
- Unit
- International exchange cases
View annual counts
| Year | International cases |
|---|---|
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 66 |
| 2020 | 85 |
| 2021 | 64 |
| 2022 | 26 |
| 2023 | 6 |
| 2024 | 8 |
Top international partners
Similar Japan firms
Global firm case index used for directory ranking. Not the same as a profile’s international exchange total.
Locked in the full profile
This public page is a preview. Sign in to open the complete partner network, year-by-year activity, and decision-maker analysis for Serio International Patent and Trademark Office.
Decision-maker split
Firm-chosen vs applicant-chosen foreign counsel, when tagged.
Full partner list
Every observed counterpart, not only the public top five.
Named clients
Applicant relationships behind the exchange counts.