Registered patent attorney
John O. Hillman
Firm
Duane Morris LLP
Address
30 South 17th Street
Philadelphia, PA, 19103
US
Phone
Registered as
Registered patent attorney
Other attorneys at Duane Morris LLP
- Samuel W ApicelliUSPTO Reg. 36427 · Philadelphia, PA
- John M BairdUSPTO Reg. 57585 · Washington, DC
- Paul H. BelnapUSPTO Reg. 73106 · Washington, DC
- Lawrence P CassonUSPTO Reg. 46606 · New York, NY
- Brandon A. ChanUSPTO Reg. 76541 · New York, NY
- Ching-Yang ChenUSPTO Reg. 70614 · San Diego, CA
- Brad Yee ChinUSPTO Reg. 52738 · Washington, DC
- Nicholas ColluraUSPTO Reg. 72157 · 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 John O. Hillman
Is John O. Hillman a registered patent attorney?
Yes. John O. Hillman is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 84186). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John O. Hillman located?
John O. Hillman's office is in Philadelphia, Pennsylvania (19103). Affiliated with Duane Morris LLP.
What firm does John O. Hillman work at?
John O. Hillman is listed as affiliated with Duane Morris LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John O. Hillman?
John O. Hillman's office phone (per the USPTO public roster) is 215-979-1186. 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.