Registered patent attorney
John J Whelan
Firm
Klein Tools
Address
450 Bond Street
Lincolnshire, IL, 60069
US
Phone
Registered as
Registered patent attorney
Other attorneys at Klein Tools
Other patent attorneys in Lincolnshire, Illinois
- Regina M AndersonAdlai E Stevenson High School
- David L. D'AmatoZebra Technologies Corp.
- Daniel E DregerAlight Solutions
- Daniel J GlittoZebra Technologies Corporation
- Jack KailZenith Electronics LLC
- Sean R MacDavittZebra Technologies Corporation
- Jeffrey M MorrisUSPTO Reg. 27458
- Peter D. PapavasiliouKlein Tools, Inc.
Frequently asked
Frequently asked about John J Whelan
Is John J Whelan a registered patent attorney?
Yes. John J Whelan is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 76200). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John J Whelan located?
John J Whelan's office is in Lincolnshire, Illinois (60069). Affiliated with Klein Tools.
What firm does John J Whelan work at?
John J Whelan is listed as affiliated with Klein Tools on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John J Whelan?
John J Whelan's office phone (per the USPTO public roster) is 847-821-3289. 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.