Registered patent attorney
John A Demos
Firm
KNOW Bio
Address
4222 Emperor BLVD
Suite 470
Durham, NC, 27708
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Durham, North Carolina
- Maymanat S AfsharNCCU School of Law
- Bashir M. S. AliBarnes & Thornburg
- Faith Victoria AllenNorth Carolina Central University School of Law
- Michael A AlrutzUSPTO Reg. 51395
- L. Taylor ArnoldArnold Law Firm, PLLC
- Haris Z BajwaUSPTO Reg. 67844
- Keisha Mone BarfieldNorth Carolina Central University School of Law
- Neil M BarnesUSPTO Reg. 72308
Frequently asked
Frequently asked about John A Demos
Is John A Demos a registered patent attorney?
Yes. John A Demos is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 52809). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John A Demos located?
John A Demos's office is in Durham, North Carolina (27708). Affiliated with KNOW Bio.
What firm does John A Demos work at?
John A Demos is listed as affiliated with KNOW Bio on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John A Demos?
John A Demos's office phone (per the USPTO public roster) is 919-357-8205. 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.