Registered patent attorney
Daniel N Calder
Firm
Volpe and Koenig
Address
United Plaza, Suite 1800
30 South 17th Street
Philadelphia, PA, 19103
US
Phone
Registered as
Registered patent attorney
Other attorneys at Volpe and Koenig
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 Daniel N Calder
Is Daniel N Calder a registered patent attorney?
Yes. Daniel N Calder is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 27424). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Daniel N Calder located?
Daniel N Calder's office is in Philadelphia, Pennsylvania (19103). Affiliated with Volpe and Koenig.
What firm does Daniel N Calder work at?
Daniel N Calder is listed as affiliated with Volpe and Koenig on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Daniel N Calder?
Daniel N Calder's office phone (per the USPTO public roster) is 215-255-9156. 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.