Registered patent agent
Henry X. Xu
Firm
Marshall, Gerstein, and Borun LLP
Address
233 South Wacker Drive
Suite 6300
Chicago, IL, 60606
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Chicago, Illinois
- Lawrence H AaronsonMcDonnell Boehnen Hulbert & Berghoff LLP
- Dennis J AbdelnourHonigman LLP
- Holby Matthew AbernNeal, Gerber & Eisenberg LLP
- Cassandra L. AbernathyUSPTO Reg. 75330
- John AbramicSteptoe & Johnson LLP
- David Brian AbramowitzLocke Lord LLP
- Hugh A AbramsShook, Hardy & Bacon LLP
- Matthias AbrellMarshall Gerstein & Borun, LLP
Frequently asked
Frequently asked about Henry X. Xu
Is Henry X. Xu a registered patent attorney?
Henry X. Xu is a registered patent agent (USPTO Registration Number 84058). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Henry X. Xu located?
Henry X. Xu's office is in Chicago, Illinois (60606). Affiliated with Marshall, Gerstein, and Borun LLP.
What firm does Henry X. Xu work at?
Henry X. Xu is listed as affiliated with Marshall, Gerstein, and Borun LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Henry X. Xu?
Henry X. Xu's office phone (per the USPTO public roster) is 312-423-3447. 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.