Publicação do pedido de patente
#3.1
07/12/1988
RPI 925
Application data
Number
PI8706548Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Baierl & Demmelhuber Gmbh & CO Akustik & Trockenbau KG
DE
Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forschung e.V.
DE
Inventors
D. R. (pessoa física)
DE
D. S. (pessoa física)
DE
D. L. (pessoa física)
DE
J. B. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 36 41 370.4 · 12/04/1986
DE
P 37 20 134.4 · 06/16/1987
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