Solicitação de exame técnico
#4.1
10/29/1986
RPI 836
Application data
Number
PI8500064Type
Filing
Publication
The patent was granted on 05/28/1991 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: 10/29/1986. We update with every new RPI gazette, published weekly.
Applicants
Spirax Sarco S.A
SP, BR
Inventors
C. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/29/1986
RPI 836
#3.1
08/19/1986
RPI 826
#2.1
04/09/1985
RPI 755
#18.2
08/08/1995
RPI 1288
#16.1
05/28/1991
RPI 1069
#13.1
03/19/1991
RPI 1059
#9.1
12/04/1990
RPI 1044
#6.1
06/05/1990
RPI 1021
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.