Registered patent agent
Leonard A Sieger
Address
Gedempte Gracht 309
The Hague, 2512AM
NL
Phone
Registered as
Registered patent agent
Frequently asked
Frequently asked about Leonard A Sieger
Is Leonard A Sieger a registered patent attorney?
Leonard A Sieger is a registered patent agent (USPTO Registration Number 84620). Patent agents can prepare and file patent applications but cannot give legal advice on infringement; for legal counsel, look for an attorney.
How do I contact Leonard A Sieger?
Leonard A Sieger's office phone (per the USPTO public roster) is 316-212-78867. 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.