Registered patent agent
Douglas R Leach
Firm
Chemours FC LLC
Address
1007 Market St
Wilmington, DE, 19801
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 Douglas R Leach
Is Douglas R Leach a registered patent attorney?
Douglas R Leach is a registered patent agent (USPTO Registration Number 53187). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Douglas R Leach located?
Douglas R Leach's office is in Wilmington, Delaware (19801). Affiliated with Chemours FC LLC.
What firm does Douglas R Leach work at?
Douglas R Leach is listed as affiliated with Chemours FC LLC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Douglas R Leach?
Douglas R Leach's office phone (per the USPTO public roster) is 302-773-3160. 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.