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Official data from INPI

MODALIDADE TECNICA PARA FABRICACAO DE ESFERAS BICROMATICAS SINTETICAS PESADAS E ESFERAS ASSIM OBTIDAS

Em AnáliseInvention Patent

Application data

Number

PI8303811

Type

Invention Patent

Filing

07/13/1983

Publication

02/26/1985

Progress at the INPI

  1. Filing07/13/83
  2. Publication02/26/85
  3. Examination03/11/86
  4. Refused05/09/89
  5. Grant
  6. In force

The application was refused on 05/09/1989 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: 05/09/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. V. (pessoa física)

Inventors

V. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/09/1989

RPI 968

Petição de recurso

#12.2

11/22/1988

RPI 944

Indeferimento

#9.2

08/09/1988

RPI 929

Conhecimento de parecer técnico

#7.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

03/11/1986

RPI 803

14.4

10/08/1985

RPI 781

Publicação do pedido de patente

#3.1

02/26/1985

RPI 749

Pedido de patente depositado

#2.1

09/27/1983

RPI 675

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