Concessão da patente
#16.1
08/27/1985
RPI 775
The patent was granted on 08/27/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 08/27/1985. We update with every new RPI gazette, published weekly.
Applicants
D. W. (pessoa física)
Inventors
D. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/27/1985
RPI 775
#13.1
06/18/1985
RPI 765
03/26/1985
RPI 753
#12.1
04/19/1983
RPI 652
#9.1
12/07/1982
RPI 633
08/17/1982
RPI 617
#18.2
01/28/1992
RPI 1104
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