U.S. Food and Drug Administration

4 registered patent practitioners: 3 patent attorneys and 1 patent agents, Silver Spring, MD.

• Rochelle C. Fink — Patent attorney, Reg. No. 50462, U.S. Food and Drug Administration
• Jianming Li — Patent agent, Reg. No. 55381, U.S. Food and Drug Administration
• William Charles Ronnenberg, Jr — Patent attorney, Reg. No. 48693, U.S. Food and Drug Administration
• King Lit Wong — Patent attorney, Reg. No. 37500, U.S. Food and Drug Administration