Registered patent attorney
Marcus P Efthimiou
Firm
Lockheed Martin Corporation
Address
1801 State Route 17C
Mail Stop 0148
Owego, NY, 14830
US
Phone
Registered as
Registered patent attorney
Other attorneys at Lockheed Martin Corporation
- Jeffrey A DivneyUSPTO Reg. 39659 · Bethesda, MD
- Shawn Williams FraserUSPTO Reg. 45886 · Bethesda, MD
- Timothy L HughesUSPTO Reg. 48355 · Orlando, FL
- Kent E. KemenyUSPTO Reg. 72947 · Bethesda, MD
- Samie Sunsook LeighUSPTO Reg. 77441 · Grand Prairie, TX
- Michael A MinterUSPTO Reg. 58797 · Stratford, CT
- John J SnyderUSPTO Reg. 39380 · Fort Worth, TX
Frequently asked
Frequently asked about Marcus P Efthimiou
Is Marcus P Efthimiou a registered patent attorney?
Yes. Marcus P Efthimiou is a registered patent attorney with the United States Patent and Trademark Office (USPTO Registration Number 69066). Registration is verified against the USPTO Office of Enrollment and Discipline roster.
Where is Marcus P Efthimiou located?
Marcus P Efthimiou's office is in Owego, New York (14830). Affiliated with Lockheed Martin Corporation.
What firm does Marcus P Efthimiou work at?
Marcus P Efthimiou is listed as affiliated with Lockheed Martin Corporation on the USPTO Office of Enrollment and Discipline practitioner roster.
How do I contact Marcus P Efthimiou?
Marcus P Efthimiou's office phone (per the USPTO public roster) is 607-751-6502. 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.