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Official data from INPI

AMORTECEDOR DE CHOQUES, HIDRÁULICO, REGULÁVEL

ConcedidaInvention Patent

Application data

Number

PI8503933

Type

Invention Patent

Filing

08/19/1985

Publication

05/27/1986

Progress at the INPI

  1. Filing08/19/85
  2. Publication05/27/86
  3. Examination08/05/86
  4. Allowance01/24/89
  5. Grant09/26/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Boge Gmbh

DE

See this company's full portfolio

Inventors

A. P. (pessoa física)

DE

H. K. (pessoa física)

DE

H. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 34 34 877.8 · 09/22/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/30/1989

RPI 971

Deferimento

#9.1

01/24/1989

RPI 953

Solicitação de exame técnico

#4.1

08/05/1986

RPI 824

Publicação do pedido de patente

#3.1

05/27/1986

RPI 814

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

Carta-patente expirada

#21.1

Patente extinta em 19/08/2000

07/15/2008

RPI 1958

20.4

11/17/1992

RPI 1146

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