Publicação do pedido de patente
#3.1
05/30/1989
RPI 971
Application data
Number
PI8705968Type
Filing
Publication
The letters patent expired on 12/11/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Sika Ag, vorm. Kaspar Winkler & Co
CH
Inventors
D. M. (pessoa física)
CH
L. Z. (pessoa física)
CH
IPC Classification
Priority claims
CH
3964/87 · 10/09/1987
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