Registered patent attorney
Zachary T. Van Engen
Firm
Zachary Van Engen
Address
120 S LaSalle St
Suite 2100
Chicago, IL, 60603
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 Zachary T. Van Engen
Is Zachary T. Van Engen a registered patent attorney?
Yes. Zachary T. Van Engen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 78131). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Zachary T. Van Engen located?
Zachary T. Van Engen's office is in Chicago, Illinois (60603). Affiliated with Zachary Van Engen.
What firm does Zachary T. Van Engen work at?
Zachary T. Van Engen is listed as affiliated with Zachary Van Engen on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Zachary T. Van Engen?
Zachary T. Van Engen's office phone (per the USPTO public roster) is 312-629-7982. 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.