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Official data from INPI

ABANADOR PNEUMÁUTICO COM PENEIRA ROTATIVA

ConcedidaInvention Patent

Application data

Number

PI8204375

Type

Invention Patent

Filing

07/27/1982

Publication

03/07/1984

Progress at the INPI

  1. Filing07/27/82
  2. Publication03/07/84
  3. Examination06/19/84
  4. Allowance10/22/85
  5. Grant09/29/87
  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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. M. (pessoa física)

SP, BR

Inventors

S. M. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Retificação

#15.6

06/09/1987

RPI 868

15.4

02/17/1987

RPI 852

Notificação para pagamento de retribuição

#13.1

11/25/1986

RPI 840

Deferimento

#9.1

10/22/1985

RPI 783

Republicação - classificação IPC

#15.11

08/13/1985

RPI 773

8.1

05/28/1985

RPI 762

Solicitação de exame técnico

#4.1

06/19/1984

RPI 713

Publicação do pedido de patente

#3.1

03/07/1984

RPI 698

Pedido de patente depositado

#2.1

09/08/1982

RPI 620

Carta-patente expirada

#21.1

Patente extinta em 27/07/97

07/01/2008

RPI 1956

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