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Official data from INPI

CARCAÇA DE CONCRETO PARA BRUNIDOR ABRASIVO DE CEREAIS

PublicadaInvention Patent

Application data

Number

PI8901750

Type

Invention Patent

Filing

04/10/1989

Publication

08/22/1989

Progress at the INPI

Under appeal
  1. Filing04/10/89
  2. Publication08/22/89
  3. Examination06/26/90
  4. Refused10/13/92
  5. Grant
  6. In force

The application was refused by the INPI on 10/13/1992. The invention was never patented.

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Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Indústrias "Machina Zaccaria" S/A

SP, BR

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Inventors

R. Z. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Indeferimento

#9.2

10/13/1992

RPI 1141

Pedido de certificado de adição de invenção

#5.1

10/02/1990

RPI 1035

Solicitação de exame técnico

#4.1

06/26/1990

RPI 1024

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