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Official data from INPI

Dispositivo de preenção.

ConcedidaInvention Patent

Application data

Number

PI8103461

Type

Invention Patent

Filing

06/02/1981

Publication

02/24/1982

Progress at the INPI

  1. Filing06/02/81
  2. Publication02/24/82
  3. Examination12/27/83
  4. Allowance01/02/85
  5. Grant06/25/85
  6. Terminated08/07/90

The patent was granted on 06/25/1985 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. M. (pessoa física)

FR

Inventors

C. H. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

80.12955 · 06/11/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

07/17/1984

RPI 717

Arquivamento - Art. 33 da LPI

#11.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

12/27/1983

RPI 688

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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