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Official data from INPI

COMPOSIÇÃO PARA FINS UTILIZÁVEIS DE AMORTECIMENTO

Em AnáliseInvention Patent

Application data

Number

PI9001715

Type

Invention Patent

Filing

04/10/1990

Publication

05/21/1991

Progress at the INPI

  1. Filing04/10/90
  2. Publication05/21/91
  3. Examination06/22/93
  4. Allowance
  5. Grant
  6. In force

Published on 05/21/1991, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 10/08/1996. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ford Motor Co

US

Rohm And Haas Company

US

See this company's full portfolio

Inventors

C. H. (pessoa física)

M. S. (pessoa física)

P. J. (pessoa física)

R. K. (pessoa física)

AT

Technical data

Priority claims

US

336,187 · 04/11/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

10/08/1996

RPI 1349

Solicitação de exame técnico

#4.1

06/22/1993

RPI 1177

Publicação do pedido de patente

#3.1

05/21/1991

RPI 1068

Pedido de patente depositado

#2.1

08/14/1990

RPI 1028

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