Registered patent attorney
Douglas L Clark
Firm
Arnold & Porter
Arnold & Porter
Address
777 South Figueroa Street
44th Floor
Los Angeles, CA, 90017-5844
US
Phone
Registered as
Registered patent attorney
Other attorneys at Arnold & Porter
Other patent attorneys in Los Angeles, California
- Ryan B AbbottUSPTO Reg. 68178
- Hidetada J AbeBuchalter, P.C.
- Anya P AdamsMorrison and Foerster
- Mani AdeliAdeli & Tollen, LLP
- Dariush G AdliAdli Law Group P.C.
- Bridgette A AgnessSheppard, Mullin, Richter & Hampton LLP
- James W. AhnAhn IP Law
- Christiana M AjalatO'Melveny and Myers
Frequently asked
Frequently asked about Douglas L Clark
Is Douglas L Clark a registered patent attorney?
Yes. Douglas L Clark is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 68443). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Douglas L Clark located?
Douglas L Clark's office is in Los Angeles, California (90017-5844). Affiliated with Arnold & Porter.
What firm does Douglas L Clark work at?
Douglas L Clark is listed as affiliated with Arnold & Porter on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Douglas L Clark?
Douglas L Clark's office phone (per the USPTO public roster) is 213-243-4008. 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.