Registered patent agent
Richard J Brown
Firm
E.I, Dupont de Nemours
DuPont Experimental Station
Address
Bldge E232 /315A
200 Powder Mill Road
Wilmington, DE, 19880-323
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Wilmington, Delaware
- Robert Lynn LaPointe Andersonc\o Hon. Mary Pat Thynge
- Lucia Teixeira AntunesE.I. duPont de Nemours and Company
- Gwilym J O AttwellFish & Richardson P.C.
- Brian S. AuerbachBarnes & Thornburg LLP
- Bradley A. AulickE. I. du Pont de Nemours and Company
- George G BallasInterDigital Holdings, Inc.
- Lori Yanisko BeardellDuPont Legal
- Richard M BeckUSPTO Reg. 22580
Frequently asked
Frequently asked about Richard J Brown
Is Richard J Brown a registered patent attorney?
Richard J Brown is a registered patent agent (USPTO Registration Number 66414). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Richard J Brown located?
Richard J Brown's office is in Wilmington, Delaware (19880-323). Affiliated with E.I, Dupont de Nemours.
What firm does Richard J Brown work at?
Richard J Brown is listed as affiliated with E.I, Dupont de Nemours on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Richard J Brown?
Richard J Brown's office phone (per the USPTO public roster) is 302-695-2217. 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.