Registered patent attorney
Hans J Crosby
Firm
Classic Counsel, P.C.
Address
1125 West Street
Suite 200
Annapolis, MD, 21401
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about Hans J Crosby
Is Hans J Crosby a registered patent attorney?
Yes. Hans J Crosby is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 44634). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Hans J Crosby located?
Hans J Crosby's office is in Annapolis, Maryland (21401). Affiliated with Classic Counsel, P.C..
What firm does Hans J Crosby work at?
Hans J Crosby is listed as affiliated with Classic Counsel, P.C. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Hans J Crosby?
Hans J Crosby's office phone (per the USPTO public roster) is 240-744-4614. 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.