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Official data from INPI

RESERVATÓRIO DE COMPENSAÇÃO, PARTICULARMENTE PARA VEÍCULOS COM SISTEMA DE FREIO HIDRÁULICO.

ConcedidaInvention Patent

Application data

Number

PI8102600

Type

Invention Patent

Filing

04/28/1981

Publication

01/19/1982

Progress at the INPI

  1. Filing04/28/81
  2. Publication01/19/82
  3. Examination04/03/84
  4. Allowance06/11/85
  5. Grant11/26/85
  6. Expired10/01/96

The letters patent expired on 10/01/1996: 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfred Teves GmbH

DE

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Inventors

H. P. (pessoa física)

R. H. (pessoa física)

V. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 16 434.2 · 04/29/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

09/24/1985

RPI 779

Deferimento

#9.1

06/11/1985

RPI 764

Pedido de certificado de adição de invenção

#5.1

08/21/1984

RPI 722

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Publicação do pedido de patente

#3.1

01/19/1982

RPI 587

Carta-patente expirada

#21.1

10/01/1996

RPI 1348

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