Registered patent agent
Daniel L. Whitenack
Firm
Marshall Gerstein & Borun LLP
Address
233 South Wacker Drive
6300 Willis Tower
Chicago, IL, 60606
US
Phone
Registered as
Registered patent agent
Other attorneys at Marshall Gerstein & Borun LLP
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 Daniel L. Whitenack
Is Daniel L. Whitenack a registered patent attorney?
Daniel L. Whitenack is a registered patent agent (USPTO Registration Number 73278). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Daniel L. Whitenack located?
Daniel L. Whitenack's office is in Chicago, Illinois (60606). Affiliated with Marshall Gerstein & Borun LLP.
What firm does Daniel L. Whitenack work at?
Daniel L. Whitenack is listed as affiliated with Marshall Gerstein & Borun LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Daniel L. Whitenack?
Daniel L. Whitenack's office phone (per the USPTO public roster) is 312-423-3440. 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.