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Official data from INPI

APERFEIÇOAMENTO EM VÁLVULA DE ENCHIMENTO APLICÁVEL EM SACOS DE ACONDICIONAMENTO DE PRODUTOS PULVÉREOS

Em AnáliseInvention Patent

Application data

Number

PI8704827

Type

Invention Patent

Filing

09/21/1987

Publication

04/18/1989

Progress at the INPI

  1. Filing09/21/87
  2. Publication04/18/89
  3. Examination10/31/89
  4. Refused02/09/93
  5. Grant
  6. In force

The application was refused on 02/09/1993 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aceplast Industria e Comercio de Plasticos Ltda

PR, BR

Inventors

A. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

111

02/09/1993

RPI 1158

Petição de recurso

#12.2

03/10/1992

RPI 1110

Indeferimento

#9.2

11/19/1991

RPI 1094

Conhecimento de parecer técnico

#7.1

05/28/1991

RPI 1069

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