Registered patent attorney
Leonid Kisselev
Firm
Cascadia Intellectual Property
Address
P.O. Box 3029
Lynnwood, WA, 98046
US
Phone
Registered as
Registered patent attorney
Other attorneys at Cascadia Intellectual Property
Other patent attorneys in Lynnwood, Washington
- Steve Y ChoAMPACC Law Group
- Jinchul HongAMPACC Law Group, PLLC
- Loree J KimInspire Patent, PLLC
- Cindy J. KimAgora Law Group, PLLC
- Damon J. KrugerVertical World, Inc
- James V MischelElectric Mirror, LLC
- Linda ParkUSPTO Reg. 62240
- Matthew G. PerezUSPTO Reg. 76263
Frequently asked
Frequently asked about Leonid Kisselev
Is Leonid Kisselev a registered patent attorney?
Yes. Leonid Kisselev is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 70440). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Leonid Kisselev located?
Leonid Kisselev's office is in Lynnwood, Washington (98046). Affiliated with Cascadia Intellectual Property.
What firm does Leonid Kisselev work at?
Leonid Kisselev is listed as affiliated with Cascadia Intellectual Property on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Leonid Kisselev?
Leonid Kisselev's office phone (per the USPTO public roster) is 206-532-6690. 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.