Registered patent attorney
Thomas C Tsang
Firm
Philip Morris Products SA
Address
Qual Jeanrenaud 3
Neuchatel, 2000
CH
Phone
Registered as
Registered patent attorney
Other attorneys at Philip Morris Products SA
Frequently asked
Frequently asked about Thomas C Tsang
Is Thomas C Tsang a registered patent attorney?
Yes. Thomas C Tsang is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 40258). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
What firm does Thomas C Tsang work at?
Thomas C Tsang is listed as affiliated with Philip Morris Products SA on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Thomas C Tsang?
Thomas C Tsang's office phone (per the USPTO public roster) is 417-946-31724. 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.