Publicação do pedido de patente
#3.1
11/16/1988
RPI 943
Application data
Number
PI8801790Type
Filing
Publication
The letters patent expired on 09/02/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 11/16/1988. We update with every new RPI gazette, published weekly.
Applicants
D. I. (pessoa física)
US
Inventors
M. H. (pessoa física)
US
P. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
11/16/1988
RPI 943
#2.1
08/30/1988
RPI 932
#21.1
Patente extinta em 14/04/2003
09/02/2008
RPI 1965
#16.1
07/25/1995
RPI 1286
#13.1
05/02/1995
RPI 1274
#15.11
05/02/1995
RPI 1274
#9.1
12/20/1994
RPI 1255
#7.1
07/19/1994
RPI 1233
#4.1
01/02/1991
RPI 1048
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.