Registered patent attorney
Kristin J Frost
Firm
Sigma-Aldrich Corp.
Address
3050 Spruce St.
Patent Group
St. Louis, MO, 63103
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Kristin J Frost
Is Kristin J Frost a registered patent attorney?
Yes. Kristin J Frost is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 50627). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Kristin J Frost located?
Kristin J Frost's office is in St. Louis, Missouri (63103). Affiliated with Sigma-Aldrich Corp..
What firm does Kristin J Frost work at?
Kristin J Frost is listed as affiliated with Sigma-Aldrich Corp. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Kristin J Frost?
Kristin J Frost's office phone (per the USPTO public roster) is 314-289-8446. 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.