Registered patent agent
Ching T Tsao
Address
23632 HWY 99
Suite F-197
Edmonds, WA, 98026
US
Phone
Registered as
Registered patent agent
Other patent attorneys in Edmonds, Washington
- Todd J. CloutierUSPTO Reg. 63520
- Hilde M L CoeckxApex Juris, pllc
- John C HammarUSPTO Reg. 29928
- Tracy M HeimsApex Juris, pllc
- Katrina M. MarceloUSPTO Reg. 79233
- Cera E. OhApex Juris, PLLC
- Diana Kay SheinessUSPTO Reg. 35356
- Leah SherryUSPTO Reg. 43918
Frequently asked
Frequently asked about Ching T Tsao
Is Ching T Tsao a registered patent attorney?
Ching T Tsao is a registered patent agent (USPTO Registration Number 75941). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
Where is Ching T Tsao located?
Ching T Tsao's office is in Edmonds, Washington (98026).
How do I contact Ching T Tsao?
Ching T Tsao's office phone (per the USPTO public roster) is 206-306-0613. 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.