Registered patent attorney
David Mitchell Klein
Firm
Quislex, Inc.
Address
126 East 56th Street
New York, NY, 10022
US
Phone
Registered as
Registered patent attorney
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Frequently asked
Frequently asked about David Mitchell Klein
Is David Mitchell Klein a registered patent attorney?
Yes. David Mitchell Klein is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 35221). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is David Mitchell Klein located?
David Mitchell Klein's office is in New York, New York (10022). Affiliated with Quislex, Inc..
What firm does David Mitchell Klein work at?
David Mitchell Klein is listed as affiliated with Quislex, Inc. on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact David Mitchell Klein?
David Mitchell Klein's office phone (per the USPTO public roster) is 917-301-9460. 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.