Registered patent attorney
William ChristiansenII
Firm
Goodwin Procter LLP
Address
1900 N Street NW
Washington, DC, 20036
US
Phone
Registered as
Registered patent attorney
Other attorneys at Goodwin Procter LLP
- Catherine AmayaUSPTO Reg. 80158 · Boston, MA
- Steven R. ArgentieriUSPTO Reg. 69083 · Boston, MA
- Lihui BaiUSPTO Reg. 82700 · Washington, DC
- Steven J BernsteinUSPTO Reg. 70757 · New York, NY
- Jiang BianUSPTO Reg. 800119 · Redwood City, CA
- Yingying CaiUSPTO Reg. 78763 · Boston, MA
- Cheryl T. CampbellUSPTO Reg. 69262 · Boston, MA
- Christopher J. CassellaUSPTO Reg. 76233 · 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 William Christiansen
Is William Christiansen a registered patent attorney?
Yes. William Christiansen is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44614). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is William Christiansen located?
William Christiansen's office is in Washington, District of Columbia (20036). Affiliated with Goodwin Procter LLP.
What firm does William Christiansen work at?
William Christiansen is listed as affiliated with Goodwin Procter LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact William Christiansen?
William Christiansen's office phone (per the USPTO public roster) is 202-346-4000. 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.