Registered patent attorney
Frederick L Tolhurst
Firm
Cohen & Grigsby PC
Address
625 Liberty Avenue
Pittsburgh, PA, 15222-3152
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in Pittsburgh, Pennsylvania
- Daniel C AbelesEckert Seamans Cherin & Mellott, LLC
- Gwendolyn R Acker-WoodAcker Wood Intellectual Property Law LLC
- John M AdamsPrice & Adams, P.C.
- Gunjan AgarwalEaton Corporation
- Brij K AgarwalEckert Seamans Cherin & Mellott, LLC
- Godfried R AkorliUSPTO Reg. 28779
- Michael Paul AlexanderUSPTO Reg. 50961
- Ali H AllawiArgo AI
Frequently asked
Frequently asked about Frederick L Tolhurst
Is Frederick L Tolhurst a registered patent attorney?
Yes. Frederick L Tolhurst is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 28123). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Frederick L Tolhurst located?
Frederick L Tolhurst's office is in Pittsburgh, Pennsylvania (15222-3152). Affiliated with Cohen & Grigsby PC.
What firm does Frederick L Tolhurst work at?
Frederick L Tolhurst is listed as affiliated with Cohen & Grigsby PC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Frederick L Tolhurst?
Frederick L Tolhurst's office phone (per the USPTO public roster) is 412-297-4900. 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.