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Official data from INPI

APERFEIÇOAMENTOS EM APARELHOS PARA MERCERIZAÇÃO

ConcedidaInvention Patent
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Application data

Number

PI8200360

Type

Invention Patent

Filing

01/25/1982

Publication

09/20/1983
View on INPI

Progress at the INPI

  1. Filing01/25/82
  2. Publication09/20/83
  3. Examination05/15/84
  4. Allowance09/06/88
  5. Grant05/30/89
  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.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. R. (pessoa física)

SP, BR

Inventors

N. R. (pessoa física)

BR

Technical data

IPC Classification

D06B 7/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

12/27/1988

RPI 949

Deferimento

#9.1

09/06/1988

RPI 933

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Exigência - art. 36 da LPI

#6.1

11/27/1984

RPI 736

Solicitação de exame técnico

#4.1

05/15/1984

RPI 708

Publicação do pedido de patente

#3.1

09/20/1983

RPI 674

Pedido de patente depositado

#2.1

03/16/1982

RPI 595

Carta-patente expirada

#21.1

Patente extinta em 25/01/97

07/01/2008

RPI 1956

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