Registered patent attorney
Leon R Yankwich
Firm
Yankwich & Associates
Address
2503 Blanding Avenue
Alameda, CA, 94501
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Alameda, California
- Gary W AshleyUSPTO Reg. 51418
- Artin G. Au-YeungExelixis, Inc,
- Gary Louis BakerQuine Intellectual Property Law Group, P.C.
- Tom BrodyUSPTO Reg. 46433
- Kenneth G ChahineAvigen, Inc.
- Foster E. DobryDobry IP, PC
- Steven A. DriskillSila Nanotechnologies Inc.
- Kent A FaganExelixis
Frequently asked
Frequently asked about Leon R Yankwich
Is Leon R Yankwich a registered patent attorney?
Yes. Leon R Yankwich is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 30237). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Leon R Yankwich located?
Leon R Yankwich's office is in Alameda, California (94501). Affiliated with Yankwich & Associates.
What firm does Leon R Yankwich work at?
Leon R Yankwich is listed as affiliated with Yankwich & Associates on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Leon R Yankwich?
Leon R Yankwich's office phone (per the USPTO public roster) is 617-842-8566. 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.