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Official data from INPI

MANCAL COM AMORTECIMENTO HIDRÁULICO

Em AnáliseInvention Patent

Application data

Number

PI8704501

Type

Invention Patent

Filing

09/01/1987

Publication

04/19/1988

Progress at the INPI

  1. Filing09/01/87
  2. Publication04/19/88
  3. Examination04/17/90
  4. Allowance06/25/91
  5. Grant03/31/92
  6. Terminated10/24/95

The patent was granted on 03/31/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metzeler Gimetall AG.

DE

Inventors

R. W. (pessoa física)

DE

R. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 29 860.3 · 09/02/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

14.4

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

04/19/1988

RPI 913

Pedido de patente depositado

#2.1

12/01/1987

RPI 893

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Pedido de licença compulsória

#20.1

04/20/1993

RPI 1168

20.4

04/13/1993

RPI 1167

20.7

04/13/1993

RPI 1167

Concessão da patente

#16.1

03/31/1992

RPI 1113

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Notificação para pagamento de retribuição

#13.1

10/22/1991

RPI 1090

Deferimento

#9.1

06/25/1991

RPI 1073

Solicitação de exame técnico

#4.1

04/17/1990

RPI 1014

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