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Official data from INPI

APARELHO FORMADOR DE TELA, PROCESSO PARA FORMAR UMA TELA NÃO-TECIDA E PRODUTO DE TELA FOFA UNIFORME

PublicadaInvention Patent

Application data

Number

PI8803633

Type

Invention Patent

Filing

07/20/1988

Publication

02/08/1989

Progress at the INPI

  1. Filing07/20/88
  2. Publication02/08/89
  3. Examination06/25/91
  4. Allowance03/03/98
  5. Grant10/27/98
  6. Expired12/11/12

The letters patent expired on 12/11/2012: 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: 02/08/1989. 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

T. K. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

075.708 · 07/20/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/08/1989

RPI 955

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

Carta-patente expirada

#21.1

Patente extinta em 27/10/2008

12/11/2012

RPI 2188

Concessão da patente

#16.1

10/27/1998

RPI 1451

Deferimento

#9.1

03/03/1998

RPI 1419

Exigência - art. 36 da LPI

#6.1

06/21/1994

RPI 1229

Solicitação de exame técnico

#4.1

06/25/1991

RPI 1073

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