Registered patent agent
Martin Fessenmaier
Firm
Umberg Zipser LLP
Address
1920 Main Street
Suite 750
Irvine, CA, 92614
US
Phone
Registered as
Registered patent agent
Other attorneys at Umberg Zipser LLP
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 Martin Fessenmaier
Is Martin Fessenmaier a registered patent attorney?
Martin Fessenmaier is a registered patent agent (USPTO Registration Number 46697). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Martin Fessenmaier located?
Martin Fessenmaier's office is in Irvine, California (92614). Affiliated with Umberg Zipser LLP.
What firm does Martin Fessenmaier work at?
Martin Fessenmaier is listed as affiliated with Umberg Zipser LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Martin Fessenmaier?
Martin Fessenmaier's office phone (per the USPTO public roster) is 949-679-0052. 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.