USPTO TTABVUE. Trademark Trial and Appeal Board Inquiry System

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v2.5.0

Summary

Query: Party Name contains all words: NATIONAL BERYLLIA CORP.
Number of results: 2

Proceeding
Filing Date

Defendant(s),
Property(ies)

Plaintiff(s),
Property(ies)

91052493
12/14/1971

NATIONAL BERYLLIA CORP.
Mark: CERAMEX S#:72305341 R#:886559

91050641
04/17/1970

E. I. DU PONT DE NEMOURS AND COMPANY
Mark: BIROX S#:72331110 R#:918742

NATIONAL BERYLLIA CORP.
Mark: BERLOX S#:72054324 R#:685900