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Official data from INPI

RACHADOR DE TORAS

ConcedidaInvention Patent

Application data

Number

PI8306286

Type

Invention Patent

Filing

11/10/1983

Publication

01/24/1984

Progress at the INPI

  1. Filing11/10/83
  2. Publication01/24/84
  3. Examination05/08/84
  4. Allowance10/29/86
  5. Grant08/29/89
  6. Terminated02/18/92

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Demuth Máquinas Industriais Ltda

RS, BR

See this company's full portfolio

Inventors

F. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

01/17/1989

RPI 952

110

11/08/1988

RPI 942

120

07/05/1988

RPI 924

Recurso

#12.1

03/04/1987

RPI 854

Deferimento

#9.1

10/29/1986

RPI 836

Exigência - art. 36 da LPI

#6.1

02/25/1986

RPI 801

Solicitação de exame técnico

#4.1

05/08/1984

RPI 707

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Publicação antecipada

#3.2

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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