SMITH INDUSTRIES INTERNATIONAL, Appellant,
v.
HUGHES TOOL COMPANY, Appellee.
United States Court of Appeals Fifth Circuit.https://leagle.com/images/logo.png
June 10, 1968.
June 10, 1968.
Attorney(s) appearing for the Case
Charles L. Tighe, Midland, Tex., William D. Harris, Jr., V. Bryan Medlock, Jr., Richards, Harris & Hubbard, Dallas, Tex., Stubbeman, McRae, Sealy & Laughlin, Midland, Tex., for appellant, Smith Industries International; Wynne, Jaffe & Tinsley, Dallas, Tex., of counsel.
Edward A. Haight, Britton A. Davis, Chicago, Ill., Robert F. Campbell, Houston, Tex., Elton Gilliland, Shafer, Gilliland, Davis, Bunton & McCollum, Odessa, Tex., Andrews, Kurth, Campbell & Jones, Houston, Tex., Haight, Simmons & Hofeldt, Chicago, Ill., for appellee, Hughes Tool Co.
Before RIVES, GEWIN and THORNBERRY, Circuit Judges.
United States Court of Appeals Fifth Circuit.
RIVES, Circuit Judge:
This infringement suit by appellee Hughes against appellant Smith presents the usual questions: Is Hughes' patent No. 3,075,7811 valid and, if so, did Smith infringe that patent? The patent relates to a bearing seal or face seal adapted to seal between two relatively rotatable surfaces to retain lubricant within a bearing and to exclude foreign material. Its particular utility is in the environment of a bit used in...
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