Deferimento
#9.1
10/31/1989
RPI 993
Application data
Number
PI8501424Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 10/31/1989. We update with every new RPI gazette, published weekly.
Applicants
Zeller Plastik Koehn, Graebner & Co.
DE
Inventors
J. K. (pessoa física)
DE
U. B. (pessoa física)
IPC Classification
Priority claims
DE
P 34 23 851.4 · 06/28/1984
DE
P 35 05 454.9 · 02/16/1985
Publications in the Brazilian Industrial Property Gazette (RPI).
#9.1
10/31/1989
RPI 993
#6.1
04/18/1989
RPI 965
#4.1
02/09/1988
RPI 903
#3.1
04/22/1986
RPI 809
#2.1
06/18/1985
RPI 765
#21.1
Patente extinta em 28/03/2000
07/15/2008
RPI 1958
#16.1
06/26/1990
RPI 1024
#13.1
03/06/1990
RPI 1008
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.