Registered patent attorney
Dorien J Clark
Firm
McAndrews Held & Malloy Ltd
Address
500 West Madison Street
34th Floor
Chicago, IL, 60661
US
Phone
Registered as
Registered patent attorney
Other attorneys at McAndrews Held & Malloy Ltd
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 Dorien J Clark
Is Dorien J Clark a registered patent attorney?
Yes. Dorien J Clark is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 80527). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Dorien J Clark located?
Dorien J Clark's office is in Chicago, Illinois (60661). Affiliated with McAndrews Held & Malloy Ltd.
What firm does Dorien J Clark work at?
Dorien J Clark is listed as affiliated with McAndrews Held & Malloy Ltd on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Dorien J Clark?
Dorien J Clark's office phone (per the USPTO public roster) is 859-644-9235. 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.