Registered patent attorney
James I. Zirkle
Firm
GTI Energy
Address
1700 S Mount Prospect Rd
Des Plaines, IL, 60521
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Des Plaines, Illinois
- George M CarreraUSPTO Reg. 50317
- Arthur E GoodingUOP LLC
- J Kenneth JoungUOP LLC
- Sadaf MisbahUSPTO Reg. 79583
- David J. PiaseckiUOP
- James A RhoadsAbbott Molecular Inc.
- Ashley E RomanoUOP, LLC
- Brandon M TaylorUSPTO Reg. 68679
Frequently asked
Frequently asked about James I. Zirkle
Is James I. Zirkle a registered patent attorney?
Yes. James I. Zirkle is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 71849). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is James I. Zirkle located?
James I. Zirkle's office is in Des Plaines, Illinois (60521). Affiliated with GTI Energy.
What firm does James I. Zirkle work at?
James I. Zirkle is listed as affiliated with GTI Energy on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact James I. Zirkle?
James I. Zirkle's office phone (per the USPTO public roster) is 847-544-3107. 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.