Solicitação de exame técnico
#4.1
09/27/1988
RPI 936
Application data
Number
PI8603562Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
Stauffer Chemical Company
US
Zeneca AG Products Inc.
US
Inventors
B. O. (pessoa física)
US
C. C. (pessoa física)
US
J. E. (pessoa física)
US
L. C. (pessoa física)
US
IPC Classification
Priority claims
US
759.775 · 07/29/1985
US
879.044 · 07/03/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
09/27/1988
RPI 936
#3.1
03/04/1987
RPI 854
#2.1
02/24/1987
RPI 853
#21.1
Patente extinta em 28/07/2001
07/22/2008
RPI 1959
#25.1
Transferido de: Stauffer Chemical Company
10/03/2000
RPI 1552
#16.1
11/30/1993
RPI 1200
#13.1
08/17/1993
RPI 1185
#9.1
04/20/1993
RPI 1168
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.