Pedido de patente depositado
#2.1
07/11/1989
RPI 977
Application data
Number
PI8902452Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
Hydro-Plan Engineering Ltd
IL
Inventors
R. M. (pessoa física)
IL
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/11/1989
RPI 977
#21.1
Patente extinta em 11/07/2010
12/26/2012
RPI 2190
#16.1
07/11/2000
RPI 1540
#9.1
03/08/2000
RPI 1522
#6.1
04/15/1997
RPI 1376
06/29/1993
RPI 1178
#5.1
05/25/1993
RPI 1173
#5.1
03/16/1993
RPI 1163
#4.1
05/21/1991
RPI 1068
#3.1
01/16/1990
RPI 1002
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.