Publicação antecipada
#3.2
10/17/1989
RPI 991
The letters patent expired on 11/20/2001: 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: 10/17/1989. We update with every new RPI gazette, published weekly.
Applicants
Herbert Mayer Industria Heliográfica S/A
SP, BR
Inventors
C. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
10/17/1989
RPI 991
#2.1
07/18/1989
RPI 978
#21.1
Patente extinta em 06/06/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#16.1
06/28/1994
RPI 1230
#13.1
02/08/1994
RPI 1210
#9.1
08/03/1993
RPI 1183
#4.1
05/08/1990
RPI 1017
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.