Registered patent attorney
John B SgangaJr
Firm
Knobbe Martens Olson and Bear
Address
2040 Main Street 14th Floor
Irvine, CA, 92614
US
Phone
Registered as
Registered patent attorney
Other attorneys at Knobbe Martens Olson and Bear
- Nira M BrandUSPTO Reg. 52648 · Irvine, CA
- John R KingUSPTO Reg. 34362 · Irvine, CA
- Steven Jeffrey NataupskyUSPTO Reg. 37688 · Irvine, CA
- Sharon S NgUSPTO Reg. 53383 · Irvine, CA
- Joseph Robert ReUSPTO Reg. 31291 · Irvine, CA
- Andrew Harding SimpsonUSPTO Reg. 31469 · Irvine, CA
- Jason R SwartzUSPTO Reg. 64420 · Irvine, CA
- Matthew S. WhiteheadUSPTO Reg. 82924 · Irvine, CA
Other patent attorneys in Irvine, California
- Eric L. AbadaKnobbe, Martens, Olson & Bear, LLP
- Lannah S. AbasiK&L Gates LLP
- Tina Marie AbernethyLaw Office of Tina M. Abernethy
- Saul AchermanJafari Law Group, Inc.
- Jessica L AchtsamKnobbe Martens Olson & Bear LLP
- William O. AdamsKnobbe, Martens, Olson & Bear LLP
- Micha AdlerProcopio, Cory, Hargreaves & Savitch
- Erik M. AhroonAcacia Research Group LLC
Frequently asked
Frequently asked about John B Sganga
Is John B Sganga a registered patent attorney?
Yes. John B Sganga is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 31302). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is John B Sganga located?
John B Sganga's office is in Irvine, California (92614). Affiliated with Knobbe Martens Olson and Bear.
What firm does John B Sganga work at?
John B Sganga is listed as affiliated with Knobbe Martens Olson and Bear on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact John B Sganga?
John B Sganga's office phone (per the USPTO public roster) is 949-760-0404. 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.