Registered patent attorney
David Geoffrey Leason
Firm
Leason Ellis LLP
Address
One North Lexington Avenue, Suite 1200
White Plains, NY, 10601
US
Phone
Registered as
Registered patent attorney
Other attorneys at Leason Ellis LLP
- Elizabeth M BarnhardUSPTO Reg. 31088 · White Plains, NY
- Kristin J BreenUSPTO Reg. 74682 · White Plains, NY
- Peter T BuschUSPTO Reg. 72966 · White Plains, NY
- Dexter T ChangUSPTO Reg. 44071 · White Plains, NY
- Susie S ChengUSPTO Reg. 46616 · White Plains, NY
- Stacey W. ChungUSPTO Reg. 80042 · White Plains, NY
- Lori L. CooperUSPTO Reg. 68321 · White Plains, NY
- Ralph J CrispinoUSPTO Reg. 46144 · White Plains, NY
Other patent attorneys in White Plains, New York
- Peter D AufrichtigMcCarthy Fingar LLP
- Jack BabchikBabchik and Young LLP
- Kevin N A BampoeUSPTO Reg. 82099
- Ernestine C BartlettErnestine Conner Bartlett
- Gerard BilottoLaw Offices of Gerard Bilotto, P.C.
- Bonnie K CarneyLeason Ellis
- Janice A ChristensenJellins Christensen LLP
- Eric P DamonIBM Corporation
Frequently asked
Frequently asked about David Geoffrey Leason
Is David Geoffrey Leason a registered patent attorney?
Yes. David Geoffrey Leason is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 36195). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is David Geoffrey Leason located?
David Geoffrey Leason's office is in White Plains, New York (10601). Affiliated with Leason Ellis LLP.
What firm does David Geoffrey Leason work at?
David Geoffrey Leason is listed as affiliated with Leason Ellis LLP on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact David Geoffrey Leason?
David Geoffrey Leason's office phone (per the USPTO public roster) is 914-821-9070. 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.