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Official data from INPI

SUPORTE DE CARGA PARA TRANSPORTADORES CIRCULARES DE ARRASTE.

ConcedidaInvention Patent

Application data

Number

PI8300699

Type

Invention Patent

Filing

02/10/1983

Publication

11/08/1983

Progress at the INPI

  1. Filing02/10/83
  2. Publication11/08/83
  3. Examination09/10/85
  4. Allowance06/23/87
  5. Grant11/24/87
  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: 11/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. K. (pessoa física)

DE

Inventors

K. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 32 04 729.0 · 02/11/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/24/1987

RPI 892

Notificação para pagamento de retribuição

#13.1

10/20/1987

RPI 887

Deferimento

#9.1

06/23/1987

RPI 870

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Solicitação de exame técnico

#4.1

09/10/1985

RPI 777

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

03/29/1983

RPI 649

Carta-patente expirada

#21.1

Patente extinta em 10/02/98

07/01/2008

RPI 1956

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