Registered patent attorney
John L Alex
Firm
Cook Alex LTD
Address
200 W Adams Street
Suite 2850
Chicago, IL, 60606
US
Phone
Registered as
Registered patent attorney
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 John L Alex
Is John L Alex a registered patent attorney?
Yes. John L Alex is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 22017). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John L Alex located?
John L Alex's office is in Chicago, Illinois (60606). Affiliated with Cook Alex LTD.
What firm does John L Alex work at?
John L Alex is listed as affiliated with Cook Alex LTD on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John L Alex?
John L Alex's office phone (per the USPTO public roster) is 312-236-8500. 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.