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Official data from INPI

TACÓGRAFO COM REGISTRO DE RPM ELETRÔNICO.

PublicadaInvention Patent

Application data

Number

PI8705335

Type

Invention Patent

Filing

09/30/1987

Publication

04/25/1989

Progress at the INPI

  1. Filing09/30/87
  2. Publication04/25/89
  3. Examination06/11/91
  4. Refused02/08/94
  5. Grant
  6. In force

The application was refused on 02/08/1994 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tacobras Serviços e Comércio de Instrumentos de Medição Ltda

SP, BR

Inventors

E. L. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

111

02/08/1994

RPI 1210

12.4

07/13/1993

RPI 1180

Petição de recurso

#12.2

06/08/1993

RPI 1175

Petição de recurso

#12.2

05/11/1993

RPI 1171

Indeferimento

#9.2

01/19/1993

RPI 1155

Solicitação de exame técnico

#4.1

06/11/1991

RPI 1071

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