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Official data from INPI

TETO CORREDIÇO

ConcedidaInvention Patent

Application data

Number

PI8203046

Type

Invention Patent

Filing

05/25/1982

Publication

05/10/1983

Progress at the INPI

  1. Filing05/25/82
  2. Publication05/10/83
  3. Examination03/26/85
  4. Allowance09/01/87
  5. Grant02/23/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vermeulen Hollandia Octrooien B.V.

NL

Inventors

R. B. (pessoa física)

NL

Technical data

IPC Classification

Priority claims

NL

81.02576 · 05/26/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Exigência - art. 36 da LPI

#6.1

08/19/1986

RPI 826

Solicitação de exame técnico

#4.1

03/26/1985

RPI 753

Publicação do pedido de patente

#3.1

05/10/1983

RPI 655

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

Carta-patente expirada

#21.1

Patente extinta em 25/05/97

07/01/2008

RPI 1956

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