Registered patent attorney
Colleen H McDuffie
Firm
Orrick Herrington & Sutcliffe LLP
Address
2100 Pennsylvania Ave. NW
Washington, DC, 20037
US
Phone
Registered as
Registered patent attorney
Other attorneys at Orrick Herrington & Sutcliffe LLP
- Bradford S BreenUSPTO Reg. 30823 · New York, NY
- Alyssa M. CaridisUSPTO Reg. 57545 · Los Angeles, CA
- Avery C. CartwrightUSPTO Reg. 81791 · Los Angeles, CA
- Jessica EastwoodUSPTO Reg. 81549 · San Francisco, CA
- Jordan Benjamin FernandesUSPTO Reg. 78114 · New York, NY
- Ernest D FokUSPTO Reg. 79987 · Santa Monica, CA
- Sarah M. GoodmanUSPTO Reg. 71630 · Irvine, CA
- Saurabh GuptaUSPTO Reg. 81718 · Washington, DC
Other patent attorneys in Washington, District of Columbia
- Alisa S AbbottBanner Witcoff
- Ahmed Abdel-RahmanPillsbury Winthrop Shaw Pittman LLP
- Margaret A AbernathyBaker & Hostetler LLP
- Michael T. AbramsonJordan IP Law
- Khadija Abdulkadir AbuHoward University School of Law
- Deepa AcharyaQuinn Emanuel UrQuhart & Sullivan LLP
- Canek AcostaMayer Brown LLP
- Stephanie N. AdamakosPaul Hastings LLP
Frequently asked
Frequently asked about Colleen H McDuffie
Is Colleen H McDuffie a registered patent attorney?
Yes. Colleen H McDuffie is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 43788). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Colleen H McDuffie located?
Colleen H McDuffie's office is in Washington, District of Columbia (20037). Affiliated with Orrick Herrington & Sutcliffe LLP.
What firm does Colleen H McDuffie work at?
Colleen H McDuffie is listed as affiliated with Orrick Herrington & Sutcliffe LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Colleen H McDuffie?
Colleen H McDuffie's office phone (per the USPTO public roster) is 212-506-5304. 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.