MASSEY v. DEL LAORATORIES, INC.

No. 96-1312.

118 F.3d 1568 (1997)

Becky Lynn MASSEY, Plaintiff-Appellant, v. DEL LABORATORIES, INC., Defendant-Appellee.

United States Court of Appeals, Federal Circuit.

July 9, 1997.


Attorney(s) appearing for the Case

Tod R. Dubow, Robins, Kaplan, Miller & Ciresi, Costa Mesa, CA, argued for plaintiff-appellant.

Richard A. Wallen, Pretty, Schroeder & Poplawski, Los Angeles, CA, argued, for defendant-appellee. On the brief was David B. Kirschstein, Kirschstein, Ottinger, Israel & Schiffmiller, P.C., New York City.

Before NEWMAN, PLAGER and RADER, Circuit Judges.


RADER, Circuit Judge.

In the United States District Court for the Central District of California, Becky Lynn Massey sued Del Laboratories, Inc. (Del), the parent company of Sally Hansen, Inc., for infringement of her U.S. Patent No. 4,536,426 (the '426 patent), entitled "Self-Adhesive Nail Overlay or Wrap." After the parties filed cross-motions for summary judgment, the district court ruled that the patent was invalid for...

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