Concessão da patente
#16.1
12/31/1985
RPI 793
Application data
Number
PI8307420Type
Filing
Publication
The letters patent expired on 08/19/2008: 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: 12/31/1985. We update with every new RPI gazette, published weekly.
Applicants
WISCHERATH JOSEF GMBH CO KG [DE]
Inventors
E. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/31/1985
RPI 793
#13.1
10/22/1985
RPI 783
#9.1
07/02/1985
RPI 767
#4.1
09/25/1984
RPI 727
#1.3
06/05/1984
RPI 711
#21.1
Patente extinta em 29/06/98
08/19/2008
RPI 1963
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.