Carta-patente expirada
#21.1
Patente extinta em 09/05/2010
05/21/2013
RPI 2211
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Official data from INPI
PROCESSO PARA O TINGIMENTO DE MATERIAIS DE CONSTRUÇÃO
Arquivada/ExtintaInvention Patent
Application data
Number
PI9002164Type
Invention Patent
Filing
05/09/1990
Publication
08/13/1991
Progress at the INPI
- Filing05/09/90
- Publication08/13/91
- Examination12/14/93
- Allowance09/24/96
- Grant06/24/97
- Expired05/21/13
The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
B. A. (pessoa física)
DE
Inventors
D. T. (pessoa física)
DE
D. R. (pessoa física)
DE
Technical data
IPC Classification
Priority claims
DE
P 39 15 182.4 · 05/10/1989
DE
P 39 18 694.6 · 06/08/1989
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Concessão da patente
#16.1
06/24/1997
RPI 1386
Republicação - classificação IPC
#15.11
09/24/1996
RPI 1347
Deferimento
#9.1
09/24/1996
RPI 1347
Exigência - art. 36 da LPI
#6.1
01/23/1996
RPI 1312
Solicitação de exame técnico
#4.1
12/14/1993
RPI 1202
Publicação do pedido de patente
#3.1
08/13/1991
RPI 1080
Pedido de patente depositado
#2.1
09/18/1990
RPI 1033
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