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Official data from INPI

PROCESSO PARA PRODUZIR MATERIAIS ABSORVENTES.

Em AnáliseInvention Patent

Application data

Number

PI8602951

Type

Invention Patent

Filing

06/26/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/26/86
  2. Publication02/17/87
  3. Examination05/23/89
  4. Allowance02/02/93
  5. Grant07/27/93
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Johnson & Johnson

US

See this company's full portfolio

Inventors

J. V. (pessoa física)

US

S. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

749.907 · 06/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/23/1989

RPI 970

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/16/1986

RPI 843

Carta-patente expirada

#21.1

Patente extinta em 26/06/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

05/18/1993

RPI 1172

Deferimento

#9.1

02/02/1993

RPI 1157

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Exigência - art. 36 da LPI

#6.1

06/18/1991

RPI 1072

6.2

01/02/1990

RPI 1000

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