Concessão da patente
#16.1
02/28/1989
RPI 958
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Official data from INPI
PROCESSO PARA OBTENÇÀO DE CARBOIDRATOS, DERIVADOS DE MATÉRIA-PRIMA VEGETAL, E DESDOBRAMENTOS EM PROCESSOS INDUSTRIAIS.
ConcedidaInvention Patent
Application data
Number
PI8005458Type
Invention Patent
Filing
08/27/1980
Publication
04/27/1982
Progress at the INPI
- Filing08/27/80
- Publication04/27/82
- Examination04/24/84
- Allowance12/29/87
- Grant02/28/89
- Expired09/26/95
The letters patent expired on 09/26/1995: 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: 02/28/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
A. P. (pessoa física)
MG, BR
Inventors
P. A. (pessoa física)
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Deferimento
#9.1
12/29/1987
RPI 897
Exigência - art. 36 da LPI
#6.1
07/15/1986
RPI 821
Solicitação de exame técnico
#4.1
04/24/1984
RPI 705
Publicação do pedido de patente
#3.1
04/27/1982
RPI 601
Republicação - classificação IPC
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: C12P 19/04; C12P 13/14; C12P 19/14; C12P 19/24; C13F 3/00; C13K 1/00; C13K 1/06; C12P 19/00.
03/27/2018
RPI 2464
Carta-patente expirada
#21.1
09/26/1995
RPI 1295
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