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Official data from INPI

PROCESSO DE PRODUÇÃO DE UMA CINTA PARA EMPREGO NA FABRICAÇÃO DE PAPEL

Em AnáliseInvention Patent

Application data

Number

PI8706390

Type

Invention Patent

Filing

11/26/1987

Publication

02/21/1989

Progress at the INPI

  1. Filing11/26/87
  2. Publication02/21/89
  3. Examination10/17/89
  4. Allowance10/04/94
  5. Grant05/30/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Albany International Corp

US

See this company's full portfolio

Inventors

E. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

083.698 · 08/07/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Publicação do pedido de patente

#3.1

02/21/1989

RPI 957

Pedido de patente depositado

#2.1

03/08/1988

RPI 907

Carta-patente expirada

#21.1

Patente extinta em 26/11/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

02/07/1995

RPI 1262

Deferimento

#9.1

10/04/1994

RPI 1244

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