Leonard A. Sieger
Patent agent, USPTO registration number 84620, status Active.
- Location
- The Hague
- On the USPTO roster since
- April 2026
Leonard A. Sieger is a USPTO-registered patent agent (registration number 84620), in The Hague. The registration is active on the current USPTO roster, and Leonard A. Sieger has been listed on the roster since April 2026.
The Hague has 3 registered patent practitioners in all: 2 patent attorneys and 1 patent agent.
Other registered practitioners in The Hague
- Katelyn J. Bernier — Patent attorney, Reg. No. 72986, Nlo
- David James Koris — Patent attorney, Reg. No. 30908, Shell International B.V.
All patent attorneys and agents in The Hague
Is this you? Claim your free Wysebridge profile.