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Official data from INPI

APARELHO E PROCESSO DE FORMAÇÃO DE TIRAS E ESTRUTURA FIBROSA

PublicadaInvention Patent

Application data

Number

PI8804907

Type

Invention Patent

Filing

09/22/1988

Publication

05/02/1989

Progress at the INPI

  1. Filing09/22/88
  2. Publication05/02/89
  3. Examination07/16/91
  4. Allowance09/05/95
  5. Grant04/30/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

A. F. (pessoa física)

US

G. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

099.877 · 09/22/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/02/1989

RPI 967

Pedido de patente depositado

#2.1

02/14/1989

RPI 956

Carta-patente expirada

#21.1

Patente extinta em 22/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

07/05/1994

RPI 1231

Solicitação de exame técnico

#4.1

07/16/1991

RPI 1076

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