Solicitação de exame técnico
#4.1
06/30/1987
RPI 871
Application data
Number
PI8407253Type
Filing
Publication
PCT
US1984002111 The patent was granted on 08/25/1992 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
N. K. (pessoa física)
US
IPC Classification
Priority claims
US
567.243 · 12/30/1984
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/30/1987
RPI 871
#1.3
12/24/1985
RPI 792
#18.2
05/14/1996
RPI 1328
#16.1
08/25/1992
RPI 1134
#13.1
03/03/1992
RPI 1109
#9.1
10/22/1991
RPI 1090
#6.1
02/13/1991
RPI 1054
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.