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TTABVUE. Trademark Trial and Appeal Board Inquiry System
v2.5.0
Summary
Query:
Party Name contains all words: MEMBRANA, INC.
Number of results:
2
Proceeding
Filing Date
Defendant(s),
Property(ies)
Plaintiff(s),
Property(ies)
91068287
09/19/1983
MEMBRANA, INC.
Mark:
PHARMA-SEP
S#:
73361435
R#:
1585482
E. I. DU PONT DE NEMOURS AND COMPANY
Mark:
PERMASEP
S#:
72248652
R#:
825298
91068288
09/19/1983
MEMBRANA, INC.
Mark:
TEFWEB
S#:
73361436
E. I. DU PONT DE NEMOURS AND COMPANY
Mark:
TEFLON
S#:
71669317
R#:
623605
Results as of 08/07/2024 06:28 PM
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