Solicitação de exame técnico
#4.1
10/13/1987
RPI 886
Application data
Number
PI8505809Type
Filing
Publication
The patent was granted on 03/30/1993 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: 10/13/1987. We update with every new RPI gazette, published weekly.
Applicants
U. C. (pessoa física)
US
Inventors
B. K. (pessoa física)
US
J. Q. (pessoa física)
US
L. K. (pessoa física)
US
IPC Classification
Priority claims
US
673.285 · 11/20/1984
US
741.832 · 06/06/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
10/13/1987
RPI 886
#3.1
08/12/1986
RPI 825
#2.1
01/28/1986
RPI 797
#18.2
06/04/1996
RPI 1331
#16.1
03/30/1993
RPI 1165
#13.1
12/29/1992
RPI 1152
#9.1
08/04/1992
RPI 1131
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.