Registered patent attorney
Mark Douglas Simpson
Firm
Saul Ewing Arnstein & Lehr LLP
Address
Centre Square West
1500 Market Street, 38th Floor
Philadelphia, PA, 19102-2186
US
Phone
Registered as
Registered patent attorney
Other attorneys at Saul Ewing Arnstein & Lehr LLP
- Alireza BehroozUSPTO Reg. 60882 · Washington, DC
- Justin W CrottyUSPTO Reg. 68937 · Boston, MA
- Brian R LandryUSPTO Reg. 62074 · Boston, MA
- Peter C LauroUSPTO Reg. 32360 · Boston, MA
- Kevin T O'BrienUSPTO Reg. 78851 · Philadelphia, PA
- Denis OstrovskyUSPTO Reg. 73229 · Washington, DC
- Domingos J SilvaUSPTO Reg. 64197 · Philadelphia, PA
Other patent attorneys in Philadelphia, Pennsylvania
- Chioma C. AbaraUSPTO Reg. 75943
- Robert Allen AboudSmithKline Beecham CORP
- Comfort O. AdeyemiUSPTO Reg. 82489
- Yousuf U. AhmedDLA Piper LLP (US)
- Benjamin A. AilesMcCarter & English LLP
- Jeffrey C AldridgeVan Court & Aldridge LLP
- Ross E AlexanderFlaster Greenberg P.C.
- Curtis R AltmannMendelsohn Dunleavy, P.C.
Frequently asked
Frequently asked about Mark Douglas Simpson
Is Mark Douglas Simpson a registered patent attorney?
Yes. Mark Douglas Simpson is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 32942). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Mark Douglas Simpson located?
Mark Douglas Simpson's office is in Philadelphia, Pennsylvania (19102-2186). Affiliated with Saul Ewing Arnstein & Lehr LLP.
What firm does Mark Douglas Simpson work at?
Mark Douglas Simpson is listed as affiliated with Saul Ewing Arnstein & Lehr LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Mark Douglas Simpson?
Mark Douglas Simpson's office phone (per the USPTO public roster) is 215-972-7880. 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.