Registered patent attorney
Grantland Gilbert Drutchas
Firm
McDonnell Boehnen Hulbert & Berghoff LLP
Address
300 South Wacker Drive
32nd Floor
Chicago, IL, 60606
US
Phone
Registered as
Registered patent attorney
Other attorneys at McDonnell Boehnen Hulbert & Berghoff LLP
- Lawrence H AaronsonUSPTO Reg. 35818 · Chicago, IL
- Jeffrey D. AndersonUSPTO Reg. 51403 · Chicago, IL
- Paul H BerghoffUSPTO Reg. 30243 · Chicago, IL
- Isadora F. BielskyUSPTO Reg. 60748 · Chicago, IL
- Daniel A BoehnenUSPTO Reg. 28399 · Chicago, IL
- Michael S. BorellaUSPTO Reg. 62361 · Chicago, IL
- Joshua D BosmanUSPTO Reg. 70335 · Chicago, IL
- Charles O. BuschUSPTO Reg. 84443 · Chicago, IL
Other patent attorneys in Chicago, Illinois
- 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
- Rachel M. AckermanGreer, Burns & Crain, Ltd
Frequently asked
Frequently asked about Grantland Gilbert Drutchas
Is Grantland Gilbert Drutchas a registered patent attorney?
Yes. Grantland Gilbert Drutchas is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 32565). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Grantland Gilbert Drutchas located?
Grantland Gilbert Drutchas's office is in Chicago, Illinois (60606). Affiliated with McDonnell Boehnen Hulbert & Berghoff LLP.
What firm does Grantland Gilbert Drutchas work at?
Grantland Gilbert Drutchas is listed as affiliated with McDonnell Boehnen Hulbert & Berghoff LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Grantland Gilbert Drutchas?
Grantland Gilbert Drutchas's office phone (per the USPTO public roster) is 312-913-2121. 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.