Registered patent attorney
Kenneth B Leffler
Firm
Leffler Intellectual Property Law, PLLC
Address
2010 Corporate Ridge
Suite 700
McLean, VA, 22102
US
Phone
Registered as
Registered patent attorney
Other patent attorneys in McLean, Virginia
- Mohammad M. Abu-LabanMedler Ferro Woodhouse & Mills, PLLC
- Aisha AhmadNorthrop Grumman Corporation
- Brian K AndreaBooz Allen Hamilton
- Charles H. ArnettUSPTO Reg. 80007
- William P AtkinsPillsbury, Winthrop, Shaw Pittman LLP
- Darrin A AuitoHubbs, Enatsky, Auito PPLC
- Jack S BarufkaPillsbury Winthrop Shaw Pittman LLP
- Palash BasuCalderon Safran & Wright PC
Frequently asked
Frequently asked about Kenneth B Leffler
Is Kenneth B Leffler a registered patent attorney?
Yes. Kenneth B Leffler is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 36075). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Kenneth B Leffler located?
Kenneth B Leffler's office is in McLean, Virginia (22102). Affiliated with Leffler Intellectual Property Law, PLLC.
What firm does Kenneth B Leffler work at?
Kenneth B Leffler is listed as affiliated with Leffler Intellectual Property Law, PLLC on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Kenneth B Leffler?
Kenneth B Leffler's office phone (per the USPTO public roster) is 703-848-2332. 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.