Registered patent attorney
Justin E. Doop
Firm
Quarles and Brady LLP
Address
300 N. LaSalle Street, Suite 4000
Chicago, IL, 60654-3406
US
Phone
Registered as
Registered patent attorney
Other attorneys at Quarles and Brady 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 Justin E. Doop
Is Justin E. Doop a registered patent attorney?
Yes. Justin E. Doop is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 76773). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Justin E. Doop located?
Justin E. Doop's office is in Chicago, Illinois (60654-3406). Affiliated with Quarles and Brady LLP.
What firm does Justin E. Doop work at?
Justin E. Doop is listed as affiliated with Quarles and Brady LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Justin E. Doop?
Justin E. Doop's office phone (per the USPTO public roster) is 312-715-5274. 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.