Notificação de entrada na fase nacional - PCT
#1.3
10/03/1989
RPI 989
Application data
Number
PI8804820Type
Filing
Publication
PCT
US1988000158 The letters patent expired on 09/02/2008: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
USG Interiors, Inc
US
Inventors
D. I. (pessoa física)
US
M. E. (pessoa física)
US
IPC Classification
Priority claims
US
002,444 · 01/12/1987
Publications in the Brazilian Industrial Property Gazette (RPI).
#1.3
10/03/1989
RPI 989
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era D21D 3/00.
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