Publicação do pedido de patente
#3.1
07/18/1989
RPI 978
Application data
Number
PI8805625Type
Filing
Publication
The letters patent expired on 05/11/2010: 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: 07/18/1989. We update with every new RPI gazette, published weekly.
Applicants
H. C. (pessoa física)
US
Parker Chemical Company
US
Inventors
L. K. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/18/1989
RPI 978
#2.1
03/07/1989
RPI 959
#21.1
Patente extinta em 01/11/2008
05/11/2010
RPI 2053
#25.7
Alterada a sede conforme petição INPI/RJ nº026832 de 19/11/96.
10/27/1998
RPI 1451
01/06/1998
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08/26/1997
RPI 1395
06/17/1997
RPI 1385
#13.1
03/25/1997
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07/23/1996
RPI 1338
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12/12/1995
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08/27/1991
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08/28/1990
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