Registered patent attorney
John W. Calkins
Firm
Northwestern University
Office of General Counsel
Address
633 Clark Street
Evanston, IL, 60208
US
Phone
Registered as
Registered patent attorney
Other attorneys at Northwestern University
Other patent attorneys in Evanston, Illinois
- Donald L BarbeauUSPTO Reg. 29766
- Andrew D. BlakeUSPTO Reg. 83969
- Mark J. BuisseretUSPTO Reg. 60979
- Daniel W CelanderCelander Law Firm Ltd.
- David C. ChenNorthside Law Office, Ltd.
- Mitul R ChowdhuryCardinal Intellectual Property
- Kevin G CrokeUSPTO Reg. 57859
- Michael P CrokeUSPTO Reg. 57158
Frequently asked
Frequently asked about John W. Calkins
Is John W. Calkins a registered patent attorney?
Yes. John W. Calkins is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 43523). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John W. Calkins located?
John W. Calkins's office is in Evanston, Illinois (60208). Affiliated with Northwestern University.
What firm does John W. Calkins work at?
John W. Calkins is listed as affiliated with Northwestern University on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John W. Calkins?
John W. Calkins's office phone (per the USPTO public roster) is 847-491-5605. 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.