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Official data from INPI

PROCESSO PARA PRODUÇÃO DE COMPOSIÇÃO ELASTOMÉRICA E A DITA COMPOSIÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8606023

Type

Invention Patent

Filing

12/08/1986

Publication

09/15/1987

Progress at the INPI

  1. Filing12/08/86
  2. Publication09/15/87
  3. Examination11/24/87
  4. Refused09/10/96
  5. Grant
  6. In force

The application was refused on 09/10/1996 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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Uniroyal Chemical Company, Inc.

US

See this company's full portfolio

Inventors

W. E. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

11/24/1987

RPI 892

Publicação do pedido de patente

#3.1

09/15/1987

RPI 882

Pedido de patente depositado

#2.1

04/22/1987

RPI 861

111

09/10/1996

RPI 1345

120

08/01/1995

RPI 1287

120

04/18/1995

RPI 1272

Petição de recurso

#12.2

03/08/1994

RPI 1214

Indeferimento

#9.2

10/26/1993

RPI 1195

Conhecimento de parecer técnico

#7.1

12/10/1991

RPI 1097

6.2

08/07/1990

RPI 1027

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