Updated 4:55 p.m.
Sterne, Kessler, Goldstein & Fox has promoted five of its attorneys to director, the firm’s equivalent of partner.
Paul Calvo, Byron Pickard, Marsha Rose, Mark Rygiel and Daniel Yonan were promoted effective Jan. 1.
Calvo, who holds a Ph.D. in molecular and cell biology, counsels clients on global patent portfolios, licensing, patent validity and infringement, among other topics, according to a firm press release.
Pickard, a director in the litigation practice group, specializes in patent suits, trademark and trade-dress issues, copyright matters, licensing disputes and commercial disputes.
Rose, who holds a Ph.D. in biological chemistry, focuses her practice on patent procurement, patent drafting, patent prosecution, infringement and validity options.
Rygiel, a director in the mechanical and trademark practice group, specializes in patent procurement, strategic counseling, licensing, litigation and reexamination proceedings.
Yonan, a director in the litigation practice group, focuses his practice on intellectual property litigation before federal district courts, as well as fast-track investigations before the U.S. International Trade Commission.
“Inviting each one to join our directorship was an easy decision because they are excellent lawyers and top quality people who personify our culture of teamwork and camaraderie,” managing director Michael Ray said in a written statement.

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