Registered patent agent
Ryan D. VanFossen
Address
719 N. 3rd Street
Philadelphia, PA, 19123
US
Phone
Registered as
Registered patent agent
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 Ryan D. VanFossen
Is Ryan D. VanFossen a registered patent attorney?
Ryan D. VanFossen is a registered patent agent (USPTO Registration Number 80229). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Ryan D. VanFossen located?
Ryan D. VanFossen's office is in Philadelphia, Pennsylvania (19123).
How do I contact Ryan D. VanFossen?
Ryan D. VanFossen's office phone (per the USPTO public roster) is 609-410-2972. 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.