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Official data from INPI

SISTEMA DE CONTROLE DE EROSÃO ARTICULADO.

ConcedidaInvention Patent

Application data

Number

PI8108875

Type

Invention Patent

Filing

11/18/1981

Publication

10/13/1982

Progress at the INPI

  1. Filing11/18/81
  2. Publication10/13/82
  3. Examination06/19/84
  4. Allowance03/11/86
  5. Grant10/29/86
  6. Terminated08/07/90

The patent was granted on 10/29/1986 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: 10/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. A. (pessoa física)

Inventors

A. [. (pessoa física)

Technical data

IPC Classification

Priority claims

US

207,879 · 11/18/1980

US

PCT/81/01528 · 11/18/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/29/1986

RPI 836

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Exigência - art. 36 da LPI

#6.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

06/19/1984

RPI 713

Notificação de entrada na fase nacional - PCT

#1.3

10/13/1982

RPI 625

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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