Registered patent agent
Yijuan Du
Address
150 N Beacon St
#B1
Brighton, MA, 02135
US
Phone
Registered as
Registered patent agent
Frequently asked
Frequently asked about Yijuan Du
Is Yijuan Du a registered patent attorney?
Yijuan Du is a registered patent agent (USPTO Registration Number 81230). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Yijuan Du located?
Yijuan Du's office is in Brighton, Massachusetts (02135).
How do I contact Yijuan Du?
Yijuan Du's office phone (per the USPTO public roster) is 412-999-1840. Verify availability and intake details directly with the firm before sending privileged materials.
Should I prepare anything before contacting a patent attorney?
Yes — most patent attorneys quote based on a brief. Persoona's intellectual property module generates a prior-art analysis, defensibility scorecard, and a draft USPTO filing package so you arrive with a brief, not a blank slate. Free to run.
Profile sourced from the USPTO OEDCI Practitioner Roster. Persoona did not provide, edit, or curate this data — every field is pulled directly from the public roster.