Registered patent attorney
Susan A. O'Brien
Firm
Jenner & Block LLP
Address
353 N. Clark St.
Chicago, IL, 60654
US
Phone
Registered as
Registered patent attorney
Other attorneys at Jenner & Block LLP
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 Susan A. O'Brien
Is Susan A. O'Brien a registered patent attorney?
Yes. Susan A. O'Brien is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 70700). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Susan A. O'Brien located?
Susan A. O'Brien's office is in Chicago, Illinois (60654). Affiliated with Jenner & Block LLP.
What firm does Susan A. O'Brien work at?
Susan A. O'Brien is listed as affiliated with Jenner & Block LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Susan A. O'Brien?
Susan A. O'Brien's office phone (per the USPTO public roster) is 773-372-0170. 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.