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Official data from INPI

COMPOSIÇÃO ELASTOMÉRICA QUE TEM RESISTÊNCIA AO OZÔNIO APERFEIÇOADA E PROCESSO PARA PREPARAR A MESMA

Prazo de SigiloInvention Patent

Application data

Number

PI8805805

Type

Invention Patent

Filing

11/08/1988

Publication

06/19/1990

Progress at the INPI

  1. Filing11/08/88
  2. Publication06/19/90
  3. Abandoned08/18/92
  4. Allowance
  5. Grant
  6. In force

The application was abandoned at the INPI. The case ended without a patent and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/14/1989. 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

F. C. (pessoa física)

Technical data

IPC Classification

Priority claims

US

201,131 · 06/01/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

03/14/1989

RPI 960

11.31

08/18/1998

RPI 1443

Exigência - art. 36 da LPI

#6.1

04/30/1996

RPI 1326

Conhecimento de parecer técnico

#7.1

06/20/1995

RPI 1281

Solicitação de exame técnico

#4.1

08/18/1992

RPI 1133

Publicação do pedido de patente

#3.1

06/19/1990

RPI 1023

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