Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8903837Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Martin Gmbh Fuer Umwelt- Und Energietechnik
DE
Inventors
J. M. (pessoa física)
DE
IPC Classification
Priority claims
DE
P3825931.1 · 07/29/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 31/07/2004
12/22/2009
RPI 2033
#16.1
02/24/1993
RPI 1160
#13.1
10/20/1992
RPI 1142
#9.1
06/02/1992
RPI 1122
#4.1
08/28/1990
RPI 1030
#3.1
03/20/1990
RPI 1010
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.