Exigência - art. 36 da LPI
#6.1
09/16/1986
RPI 830
Application data
Number
PI8101229Type
Filing
Publication
The letters patent expired on 03/26/1996: 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: 09/16/1986. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
M. R. (pessoa física)
W. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
09/16/1986
RPI 830
#16.1
02/26/1985
RPI 749
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12/11/1984
RPI 738
#9.1
08/07/1984
RPI 720
#6.1
02/28/1984
RPI 697
#4.1
09/20/1983
RPI 674
#3.1
10/19/1982
RPI 626
#15.11
01/05/2010
RPI 2035
#21.1
03/26/1996
RPI 1321
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