Publicação do pedido de patente
#3.1
12/15/1987
RPI 895
Application data
Number
PI8700848Type
Filing
Publication
The letters patent expired on 12/05/2012: 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: 12/15/1987. We update with every new RPI gazette, published weekly.
Applicants
Process Research And Development Company
US
Scientific Design Company, Inc.
US
The Halcon Sd Group, Inc.
US
Inventors
K. L. (pessoa física)
US
M. B. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/15/1987
RPI 895
#2.1
06/16/1987
RPI 869
#21.1
Patente extinta em 29/12/2008
12/05/2012
RPI 2187
#16.1
12/29/1998
RPI 1460
#9.1
09/15/1998
RPI 1447
#6.1
05/05/1998
RPI 1428
#5.1
12/26/1990
RPI 1047
#4.1
07/31/1990
RPI 1026
03/06/1990
RPI 1008
03/01/1990
RPI 1007
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