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Official data from INPI

ELEMENTO DE FECHAMENTO E/OU REGULAGEM PARA A SANGRIA DE MASSA FUNDIDA METÁLICA DE UM RECIPIENTE METALÚRGICO.

Prazo de SigiloInvention Patent

Application data

Number

PI8903810

Type

Invention Patent

Filing

07/31/1989

Publication

03/20/1990

Progress at the INPI

  1. Filing07/31/89
  2. Publication03/20/90
  3. Examination05/19/92
  4. Allowance04/14/98
  5. Abandoned
  6. In force

The application was allowed on 04/14/1998 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Didier-Werke Ag

DE

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Inventors

J. G. (pessoa física)

R. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3826245.2 · 08/02/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

11/28/1989

RPI 997

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Art. 38 § 2º LPI.

06/22/1999

RPI 1485

Deferimento

#9.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

10/01/1996

RPI 1348

6.2

03/19/1996

RPI 1320

Solicitação de exame técnico

#4.1

05/19/1992

RPI 1120

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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