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Official data from INPI

VÁLVULA DE CONTROLE DE PRESSÃO DE CIRCUITO DUPLO PARA SISTEMA DE FREIO HIDRÁULICO.

ConcedidaInvention Patent

Application data

Number

PI8100782

Type

Invention Patent

Filing

02/06/1981

Publication

-

Progress at the INPI

  1. Filing02/06/81
  2. Publication
  3. Examination09/20/83
  4. Allowance10/09/84
  5. Grant05/27/86
  6. Terminated02/04/92

The patent was granted on 05/27/1986 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: 05/27/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfred Teves GmbH

DE

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Inventors

L. D. (pessoa física)

R. H. (pessoa física)

S. B. (pessoa física)

T. P. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 04 964.0 · 02/11/1980

DE

P 30 30 783.6 · 08/14/1980

DE

P 30 38 004.2 · 10/08/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/27/1986

RPI 814

Notificação para pagamento de retribuição

#13.1

03/11/1986

RPI 803

110

11/19/1985

RPI 787

Recurso

#12.1

02/12/1985

RPI 747

Deferimento

#9.1

10/09/1984

RPI 729

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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