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Official data from INPI

RECIPIENTE PARA MATERIAIS DE FLUXO LIVRE,PÓS,PELOTAS E ASSEMELHADOS

PublicadaInvention Patent

Application data

Number

PI8702738

Type

Invention Patent

Filing

05/28/1987

Publication

03/01/1988

Progress at the INPI

  1. Filing05/28/87
  2. Publication03/01/88
  3. Examination11/27/90
  4. Allowance11/09/93
  5. Grant05/31/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. B. (pessoa física)

NL

Inventors

G. B. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

8601365 · 05/28/1908

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/01/1988

RPI 906

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Carta-patente expirada

#21.1

Patente extinta em 28/05/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

05/31/1994

RPI 1226

100

11/09/1993

RPI 1197

Petição de recurso

#12.2

01/26/1993

RPI 1156

Indeferimento

#9.2

09/29/1992

RPI 1139

Conhecimento de parecer técnico

#7.1

01/28/1992

RPI 1104

Solicitação de exame técnico

#4.1

11/27/1990

RPI 1043

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