Jason Yoonho Ko
Claim this profileUnited States Patent And Trademark Office
Jason Yoonho Ko is a lawyer licensed in New York under New York State Unified Court System registration number 4731469. According to New York State Unified Court System records, the license status of Jason Yoonho Ko is Active, with admission in 2009. Jason Yoonho Ko has an address of record in Alexandria, VA, with United States Patent And Trademark Office. This page is a directory listing by ALCBar Lawyer Directory; it is not an endorsement or a referral.
License
- License jurisdiction
- New York
- Licensing authority
- New York State Unified Court System
- Registration number
- 4731469
- License status
- Active, according to New York State Unified Court System records (official registration data). Look up registration number 4731469 in the New York State Unified Court System attorney search
- Admitted
- 2009
- Status last verified
- Not yet verified by ALCBar. The status was taken from the NYS Unified Court System's official attorney registration data on data.ny.gov (dataset last updated October 10, 2026) and has not been re-checked against that dataset since.
Firm and location
- Firm or employer
- United States Patent And Trademark Office
- Address of record
- 550 Elizabeth Ln
- City
- Alexandria
- County
- Not stated in the source
- Office state or country
- VA (outside the license state of New York)
- ZIP code
- 22314-5783
Contact details
- Phone
- (571) 270-7451
- Fax
- Not stated in the source
- Not stated in the source
- Website
- Not stated in the source
Practice areas
No practice areas are listed for Jason Yoonho Ko. This means the information is not available, not that Jason Yoonho Ko does not practice in any area.
Documented matter experience
ALCBar has no reviewed matter records for Jason Yoonho Ko. This means the information is not available, not that Jason Yoonho Ko lacks experience.
Sources and verification
| Information | Source | Status |
|---|---|---|
| Name, bar number, license status, admission date | New York State Unified Court System attorney registration data | Copy of the public record; not re-checked by ALCBar since it was copied |
| Firm, address, phone, fax, email, website | Directory copy of New York State Unified Court System records | Not confirmed by Jason Yoonho Ko; email delivery not tested |
| Practice areas | Directory source file (origin not confirmed) | Not confirmed |
| Information confirmed by the attorney | Profile claim | None. This profile has not been claimed. |
| Independently reviewed information | ALCBar review | None |
Directory listing last updated 2026-10-12. If anything here differs from the New York State Unified Court System record, the New York State Unified Court System record is the authority.
This listing comes from public licensing records. It is not an endorsement, a referral, or a statement about the skills of Jason Yoonho Ko. ALCBar does not receive payment for this listing.