Solicitação de exame técnico
#4.1
05/30/1989
RPI 971
The application was refused on 06/09/1992 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
W. B. (pessoa física)
SP, BR
Inventors
W. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/30/1989
RPI 971
#3.1
02/21/1989
RPI 957
#2.1
12/15/1987
RPI 895
06/09/1992
RPI 1123
#12.2
06/26/1990
RPI 1024
#9.2
03/13/1990
RPI 1009
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.