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United States Department of Agriculture

Agricultural Research Service

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The Patent Section provides strategic guidance to scientists regarding patent protection for their research results. The Section is also responsible for receiving invention reports, convening three National Patent Committees (Mechanical and Measurement, Life Sciences, and Chemistry), preparing and prosecuting patent applications, and reviewing patent legal work performed by cooperator and ARS contract law firms.

Patent Resources

Search Engine Links:

 USPTO website:
 World Intellectual Property Office website:
 Google Scholar:
 Google Patents website:

George Washington Carver Center
5601 Sunnyside Avenue
Beltsville, Maryland 20705

Supervisory Patent Advisor

Gail Poulos
Phone: (301) 504-5302

Patent Advisors (by expertise)



G. Byron Stover
Phone: (301) 504-4783


Howard Owens
Phone: (510) 559-5731


Robert Jones
Phone: (301) 504-7270


Life Sciences

Evelyn Rabin
Phone: (301) 504-4781

David Marks
Phone: (301) 504-4619

Albert Tsui, Patent Advisor
Phone: (309) 681-6512

Elizabeth (Beth) Sampson
Phone: (510) 559-6067

Legal Administrative Specialists

Robin McCormick, Senior Legal Administrative Specialist
Phone: (301) 504-6532


Sheri Whitehurst, Senior Legal Administrative Specialist
Phone: (309) 681 6513

Sonya Domingo, Senior Legal Administrative Specialist
Phone: (510) 559-6067

Kelli Gantt, Legal Administrative Specialist
Phone: (301) 504-7269

Claudia Hedrick, Legal Administrative Specialist
Phone: (301) 504-4887



Last Modified: 8/12/2016
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