Concessão da patente
#16.1
05/27/1986
RPI 814
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Application data
Number
PI8102550Type
Invention Patent
Filing
04/27/1981
Publication
01/05/1982
Progress at the INPI
- Filing04/27/81
- Publication01/05/82
- Examination06/15/82
- Allowance10/15/85
- Grant05/27/86
- Expired10/01/96
The letters patent expired on 10/01/1996: 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: 05/27/1986. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
Penford Products Co.
US
Inventors
D. G. (pessoa física)
K. A. (pessoa física)
S. E. (pessoa física)
Technical data
IPC Classification
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Deferimento
#9.1
10/15/1985
RPI 782
Exigência - art. 36 da LPI
#6.1
10/23/1984
RPI 731
Solicitação de exame técnico
#4.1
06/15/1982
RPI 608
Publicação do pedido de patente
#3.1
01/05/1982
RPI 585
Carta-patente expirada
#21.1
10/01/1996
RPI 1348
Pedido de licença compulsória
#20.1
08/13/1991
RPI 1080
Pedido de licença compulsória
#20.1
08/06/1991
RPI 1079
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