Patent Attorney
Christopher Ma
Reg. No. 60767
Active
Not accepting new clients
Firm
Block, Inc.
Block, Inc.
Location
New York, NY 10013
New York, NY 10013
Phone
703-887-3328
703-887-3328
Registration Type
ATTORNEY
ATTORNEY
Roster
USPTO OED FY25
USPTO OED FY25
Firm and contact info reflects the FY25 roster (last updated September 25).
Attorneys may have changed firms since then — patent filings show their current firm of record.